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Water Quality Samples for USA
Grouped by County

! Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024
with a full decommission expected 6 months later. Learn more about the upcoming change and where to find the new samples data in our blog.
Some complex retrievals may take a few minutes.

Site Selection Results -- 1167 sites found


Hydrologic unit = 02040205
Minimum number of samples = 1

Save file of selected sites to local disk for future upload

Data for individual sites can be obtained by selecting the site number below

  group icon New Castle County, Delaware
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 01477400 SOUTH BRANCH NAAMAN CREEK NEAR CLAYMONT, DE 1965-10-05 1971-04-27 6
USGS 01477800 SHELLPOT CREEK AT WILMINGTON, DE 1974-02-11 1987-09-29 160
USGS 01477850 CHRISTINA RIVER NEAR NEWARK, DE 1982-08-18 1982-11-02 2
USGS 01477860 WEST BRANCH CHRISTINA RIVER NEAR NEWARK, DE 1982-08-18 1982-11-02 2
USGS 01477875 CHRISTINA RIVER AT HUNTING HILLS NEWARK, DE 1974-10-31 1980-11-21 14
USGS 01477960 CHRISTINA RIVER AT ROLLING GREEN NEWARK, DE 1974-10-31 1980-12-03 14
USGS 01478000 CHRISTINA RIVER AT COOCHS BRIDGE, DE 1974-02-11 2002-06-20 172
USGS 01478040 CHRISTINA RIVER NEAR BEAR, DE 1978-10-12 1986-09-09 54
USGS 01478050 CHRISTINA RIVER AT CHRISTIANA, DE 1974-12-05 1978-07-20 24
USGS 01478500 WHITE CLAY CREEK ABOVE NEWARK, DE 1965-10-01 1980-11-19 539
USGS 01478650 WHITE CLAY CREEK AT NEWARK, DE 1999-05-11 1999-09-14 2
USGS 01478700 WHITE CLAY CREEK BELOW NEWARK, DE 1974-10-28 1980-11-19 13
USGS 01478880 WHITE CLAY CREEK TRIBUTARY NEAR NEWARK, DE 1974-04-17 1980-09-11 13
USGS 01479000 WHITE CLAY CREEK NEAR NEWARK, DE 1963-10-19 1998-10-08 180
USGS 01479175 MILL CREEK TRIBUTARY AT HOCKESSIN, DE 1991-04-01 1991-04-01 1
USGS 01479189 MILL CREEK AT MILL CREEK, DE 1991-04-01 1991-04-01 1
USGS 01479191 MILL CREEK AT EVANSON ROAD AT HOCKESSIN, DE 1991-04-01 1991-04-01 1
USGS 01479193 MILL CREEK TRIBUTARY NEAR HOCKESSIN, DE 1991-04-05 1991-04-05 1
USGS 01479195 TRIBUTARY TO MILL CREEK TRIBUTARY AT HOCKESSIN, DE 1991-04-01 1991-04-05 2
USGS 01479197 MILL CREEK AT MILL CREEK ROAD AT HOCKESSIN, DE 1974-04-03 1991-04-01 17
USGS 01479500 MILL CREEK AT STANTON, DE 1965-10-05 1971-04-27 5
USGS 01479955 RED CLAY CREEK AT ASHLAND, DE 1974-10-31 1980-11-20 13
USGS 01480000 RED CLAY CREEK AT WOODDALE, DE 1963-10-19 1998-10-09 141
USGS 01480015 RED CLAY CREEK NEAR STANTON, DE 1998-01-12 1998-01-12 1
USGS 01480019 RED CLAY CREEK AT STANTON, DE 1974-10-28 1980-11-18 12
USGS 01480095 LITTLE MILL CREEK NEAR NEWPORT, DE 1998-02-04 1998-10-08 30
USGS 01480100 LITTLE MILL CREEK AT ELSMERE, DE 1974-02-12 1980-08-12 56
USGS 01481280 BRANDYWINE CREEK AT SMITH BRIDGE, DE 1974-10-31 1980-11-20 13
USGS 01481490 BRANDYWINE CREEK AT HAGLEY MUSEUM WILMINGTON, DE 1974-10-31 1980-12-02 13
USGS 01481500 BRANDYWINE CREEK AT WILMINGTON, DE 1946-09-06 2015-12-08 479
USGS 01481540 Brandywine Creek near Wilmington, DE 2008-12-18 2009-11-16 11
USGS 01481550 BRANDYWINE CR BELOW ALAPOCAS RUN AT WILMINGTON, DE 1974-10-31 1980-12-02 13
USGS 01481555 Brandywine Creek at Baynard Blvd nr Wilmington, DE 2009-11-16 2009-11-16 1
USGS 01482200 ARMY CREEK AT STATE ROAD, DE 1978-09-27 1981-09-19 31
USGS 01482298 RED LION CREEK NEAR RED LION, DE 1978-10-12 1991-06-12 34
USGS 01482300 RED LION CREEK AT RED LION, DE 1965-10-05 1971-04-27 6
USGS 01482310 DOLL RUN AT RED LION, DE 1974-04-17 1980-09-17 12
USGS 01482320 RED LION CREEK NEAR DELAWARE CITY, DE 2008-03-17 2020-09-10 10
USGS 01482800 Delaware River at Reedy Island Jetty, DE 1997-08-22 2013-05-14 760
USGS 01483150 WIGGINS MILLPOND OUTLET AT TOWNSEND, DE 1965-08-09 1971-04-26 5
USGS 01483151 WIGGINS MILLPOND OUT NEAR TOWNSEND, DE 1991-03-05 1991-06-12 2
USGS 01483170 DOVE NEST BRANCH NEAR ODESSA, DE 1974-04-17 1980-09-17 38
USGS 01483200 BLACKBIRD CREEK AT BLACKBIRD, DE 1957-11-01 1987-08-18 147
USGS 391911075345201 Hd11-03 1987-09-04 1987-09-04 1
USGS 392038075425801 Gb53-02 1996-08-01 1996-08-01 1
USGS 392048075430301 Gb52-03 1987-09-04 1987-09-04 1
USGS 392134075400501 Gb45-20 2014-12-10 2014-12-10 1
USGS 392215075421801 RAS-20 2015-07-28 2015-07-28 1
USGS 392217075402201 RAS-21 2015-07-07 2015-07-07 1
USGS 392228075382201 RAS-24 2015-07-22 2015-07-22 1
USGS 392245075440401 RAS-19 2015-06-11 2015-06-11 1
USGS 392321075381701 RAS-10 2015-08-18 2015-08-18 1
USGS 392324075445601 Gb21-10 1996-08-01 2019-11-15 3
USGS 392337075413101 Gb24-05 1996-08-14 1996-08-14 1
USGS 392344075375101 RAS-56 2015-08-20 2015-08-20 1
USGS 392359075370301 6D-R 2013-07-17 2015-06-10 4
USGS 392402075403601 RAS-15 2015-06-15 2015-06-15 1
USGS 392403075362101 Gc14-04 2002-12-09 2023-08-03 9
USGS 392404075411801 Gb14-05 1996-09-09 1996-09-09 1
USGS 392414075361001 Gc14-03 1988-07-06 2001-07-17 2
USGS 392428075445901 Gb11-07 1996-09-09 2019-11-15 3
USGS 392457075374601 RAS-18 2015-08-24 2015-08-24 1
USGS 392536075392101 RAS-16 2015-06-17 2015-06-17 1
USGS 392557075411401 Fb54-01 1996-08-13 1996-08-13 1
USGS 392617075424801 Fb43-03 1991-09-05 1991-09-05 1
USGS 392639075441101 Fb41-11 1996-09-17 1996-09-17 1
USGS 392640075384801 Fc42-13 1996-08-07 1996-08-07 1
USGS 392647075380301 Fc42-24 1996-07-24 1996-07-24 1
USGS 392652075395501 Fc41-01 1954-08-20 1954-08-20 1
USGS 392656075430401 Fb42-03 1961-10-17 1961-10-17 1
USGS 392657075434701 Fb42-07 1992-11-03 1992-11-03 2
USGS 392657075434702 Fb42-06 1992-11-02 1992-11-02 3
USGS 392704075413301 Fb34-21 1992-11-03 1992-11-03 2
USGS 392704075413302 Fb34-22 1992-11-04 1992-11-04 4
USGS 392708075425701 Fb33-24 1990-01-31 1991-08-30 3
USGS 392708075425702 Fb33-25 1990-01-31 1991-09-03 3
USGS 392709075425801 DE-NC 235263 2012-07-10 2012-07-10 3
USGS 392710075425801 Fb33-01 1960-11-01 1960-11-01 1
USGS 392710075425802 Fb33-02 1960-11-01 1960-11-01 1
USGS 392710075425803 Fb33-03 1957-04-15 1960-11-01 2
USGS 392710075425804 Fb33-12 1962-01-16 1962-01-16 1
USGS 392715075394401 Fc31-11 1960-11-01 1996-09-10 2
USGS 392718075392901 Fc31-06 1954-08-20 1954-08-20 1
USGS 392719075394301 Fc31-13 1960-11-01 1960-11-01 1
USGS 392726075371501 RAS-14 2015-06-17 2015-06-17 1
USGS 392755075404701 Fb35-24 1991-09-09 1991-09-09 1
USGS 392810075401501 Fb25-07 1996-07-25 1996-07-25 1
USGS 392824075415001 Gb24-03 1960-11-01 1960-11-01 1
USGS 392837075413201 Gb24-02 1960-11-01 1960-11-01 1
USGS 392846075390701 Fc21-12 1992-11-04 1992-11-04 2
USGS 392846075390702 Fc21-13 1992-11-04 1992-11-04 2
USGS 392847075433401 Fb22-10 1991-08-29 1996-09-24 2
USGS 392854075400901 Fb25-10 1991-09-03 1991-09-03 1
USGS 392908075400101 Fc11-19 1991-09-04 1991-09-04 1
USGS 392913075361301 Fc14-06 1991-09-11 1991-09-11 1
USGS 392913075382001 Fc12-26 1996-09-16 2019-12-12 3
USGS 392913075394601 Fc11-20 1991-08-30 1991-08-30 1
USGS 392914075381901 Fc12-23 1996-08-07 1996-08-07 1
USGS 392926075391401 Fc11-22 1991-09-05 1991-09-05 1
USGS 392927075391601 Fc11-21 1991-09-03 1991-09-03 1
USGS 392929075412001 Fb14-11 1996-08-14 1996-08-14 1
USGS 392931075380602 Fc12-20 1992-11-09 1992-11-09 2
USGS 392953075381501 Fc12-14 1991-09-06 1991-09-06 1
USGS 392958075390201 Fc11-23 1996-09-16 1996-09-16 1
USGS 392959075385401 Ec52-09 1991-09-04 1996-08-07 2
USGS 392959075435501 Fb22-15 1996-07-29 2019-11-18 5
USGS 393000075382601 Fc12-13 1991-09-06 1991-09-06 1
USGS 393007075410601 Eb54-05 1991-08-29 1996-09-19 2
USGS 393008075432201 Eb52-12 1991-08-29 1991-08-29 1
USGS 393013075393501 Ec51-15 1991-09-12 1991-09-12 1
USGS 393032075423801 Eb53-15 1991-09-06 1991-09-06 1
USGS 393037075391301 Ec51-16 1991-09-04 1996-08-07 2
USGS 393053075374001 Ec53-05 1991-09-05 1991-09-05 1
USGS 393054075415701 Eb54-09 1991-09-09 1991-09-09 1
USGS 393058075344601 Ed51-10 1991-09-12 1996-09-16 2
USGS 393059075421301 Eb43-05 1992-06-17 1992-06-17 1
USGS 393100075420501 Eb43-14 1991-09-06 1991-09-06 1
USGS 393104075425001 Eb43-04 1987-09-03 1991-09-04 2
USGS 393106075422201 Eb43-11 1991-09-09 1991-09-09 1
USGS 393109075330401 Delaware R at mi 55.5 nr Port Penn DE -offboat 2010-03-11 2010-06-04 3
USGS 393110075422101 Eb43-12 1991-09-03 1991-09-03 1
USGS 393111075374301 Ec43-09 1991-09-05 1991-09-05 1
USGS 393112075392701 Ec41-16 1992-11-09 1992-11-09 4
USGS 393113075421901 Eb43-13 1991-09-12 1991-09-12 1
USGS 393120075424701 Eb43-09 1991-09-10 1991-09-10 1
USGS 393122075383201 Ec42-15 1988-07-07 2001-07-05 4
USGS 393139075375001 Ec43-07 1991-09-09 1991-09-09 1
USGS 393141075372501 Ec43-08 1991-09-11 1991-09-11 1
USGS 393143075403401 Eb45-27 1991-08-30 1991-08-30 1
USGS 393144075403501 Eb45-26 1991-09-10 1991-09-10 1
USGS 393156075413101 Eb44-19 1992-11-09 1992-11-09 4
USGS 393210075401601 Eb35-23 1996-07-30 2019-12-04 6
USGS 393211075433401 Eb32-22 1992-06-17 1992-06-17 1
USGS 393212075371701 Ec33-02 1960-11-01 1960-11-01 1
USGS 393212075395701 Ec31-21 1991-09-11 1991-09-11 1
USGS 393214075371201 Ec33-01 1953-02-16 1953-02-16 1
USGS 393246075365601 Ec34-01 1960-11-01 1960-11-01 1
USGS 393248075365501 Ec34-03 1991-09-10 1991-09-10 1
USGS 393254075384801 Ec32-16 1991-09-10 1991-09-10 1
USGS 393310075385401 Ec22-01 1953-02-16 1953-02-16 1
USGS 393310075385402 Ec22-02 1960-11-01 1960-11-01 1
USGS 393314075345501 Ed21-20 1991-09-10 1991-09-10 1
USGS 393317075390301 Ec21-01 1953-02-07 1953-02-07 1
USGS 393325075385801 Ec22-03 1984-06-21 1984-06-21 1
USGS 393353075383401 Ec22-07 1960-11-01 1960-11-01 1
USGS 393401075350501 Ec15-03 1955-06-29 1955-06-29 1
USGS 393401075350502 Ec15-04 1953-09-22 1953-09-22 1
USGS 393404075391701 DRAGON CREEK NEAR DELAWARE CITY, DELAWARE 2000-05-10 2000-05-10 1
USGS 393406075350701 Ec15-09 1955-06-29 1955-06-29 1
USGS 393424075361901 P10A 1985-04-24 1985-04-24 1
USGS 393425075351902 Ec15-27 2014-10-14 2014-10-14 3
USGS 393436075331701 Delaware R at mi 59.5 nr Delaware City DE -offboat 2010-06-04 2010-06-04 2
USGS 393445075351001 Ec15-28 1985-04-30 2014-10-14 5
USGS 393541075375301 Dc53-51 2007-08-28 2009-09-08 2
USGS 393541075375302 Dc53-93 2009-09-08 2009-09-08 1
USGS 393551075381101 Dc52-56 2007-08-27 2009-09-09 2
USGS 393551075381102 Dc52-79 2007-08-27 2009-09-09 2
USGS 393552075375601 Dc52-68 2007-08-28 2007-08-28 1
USGS 393552075375602 Dc53-50 2007-08-28 2009-09-08 2
USGS 393552075375603 Dc53-187 2010-08-17 2010-08-17 1
USGS 393554075375001 Dc53-86 2007-09-10 2007-09-10 1
USGS 393555075375701 Dc53-133 2009-09-17 2009-09-17 1
USGS 393558075375501 Dc53-84 2007-08-30 2009-09-17 2
USGS 393558075375502 Dc53-85 2007-08-30 2009-09-18 2
USGS 393558075375503 Dc53-83 2007-08-30 2009-09-17 2
USGS 393559075375201 Dc53-68 2007-09-11 2007-09-11 1
USGS 393559075375803 Dc53-66 2007-09-12 2007-09-12 1
USGS 393559075380101 Dc52-127 2009-09-18 2009-09-18 1
USGS 393602075375401 Dc43-28 2007-09-11 2007-09-11 1
USGS 393602075375801 Dc43-27 2008-03-17 2008-03-17 1
USGS 393603075375901 Dc42-50 2009-09-17 2009-09-17 1
USGS 393603075375902 Dc42-51 2009-09-16 2009-09-16 1
USGS 393603075375903 Dc42-52 2009-09-15 2009-09-15 1
USGS 393603075381501 Dc42-56 2010-08-17 2010-08-17 3
USGS 393604075375301 Dc43-20 2007-08-29 2009-09-08 2
USGS 393604075380501 Standard Chlorine Finished Tap Water 2009-12-23 2009-12-23 1
USGS 393609075375601 Dc43-36 2009-09-17 2009-09-17 1
USGS 393609075375602 Dc43-37 2009-09-17 2009-09-17 1
USGS 393610075375901 SCD-EM-1D 2008-06-12 2010-03-17 2
USGS 393610075375902 SCD-EM-1S 2008-06-12 2008-06-12 1
USGS 393611075375601 Dc43-38 2008-06-12 2010-03-17 2
USGS 393611075375602 Dc43-39 2008-06-12 2008-06-12 1
USGS 393614075375801 SCD EM 5D 2010-03-16 2010-03-16 1
USGS 393615075375802 SCD EM 6D 2010-03-16 2010-03-16 1
USGS 393615075380101 Dc42-58 2010-08-18 2010-08-18 3
USGS 393616075380501 Dc42-57 2010-08-19 2010-08-19 3
USGS 393616075381802 OR-6C 2007-08-22 2007-08-22 1
USGS 393616075381804 Dc42-43 2007-08-23 2009-09-09 2
USGS 393616075381805 Dc42-44 2007-08-23 2009-09-09 2
USGS 393617075380402 SCD-DP-10B 2020-09-03 2020-11-19 3
USGS 393617075380403 SCD-DP-10AA 2020-09-03 2021-01-28 4
USGS 393622075375201 Dc43-29 2007-08-30 2009-09-09 2
USGS 393622075375202 Dc43-30 2007-08-29 2009-09-09 2
USGS 393622075375203 Dc43-31 2007-08-29 2007-08-29 1
USGS 393638075365601 Dc44-01 1955-07-06 1955-07-06 1
USGS 393653075371001 Dc43-01 1955-07-06 1955-07-06 1
USGS 393721075344701 Delaware R at mi 62.5 nr Delaware City DE -offboat 2010-03-11 2010-06-04 3
USGS 393721075344702 Delaware R at mi 62.5 nr Delaware City DE -onboat 2010-09-13 2010-09-13 1
USGS 393739075371501 Dc33-07 1984-06-19 1985-04-23 2
USGS 393739075394202 Dc31-15 2000-08-08 2018-09-26 6
USGS 393754075363501 Dc34-07 1984-06-19 1984-06-19 1
USGS 393755075364801 Dc34-05 1975-08-29 1975-08-29 1
USGS 393827075362801 Dc24-41 1984-06-19 1985-04-30 2
USGS 393827075362802 Dc24-18 1985-04-30 1985-04-30 1
USGS 393846075435401 Db22-18 1953-09-24 1953-09-24 1
USGS 393848075353101 Dc25-27 1984-06-21 1985-04-25 2
USGS 393851075353101 Dc25-02 1955-06-29 1955-06-29 1
USGS 393852075430901 Db11-48 2000-08-09 2000-08-09 1
USGS 393900075353001 Dc15-18 1985-04-30 1985-04-30 1
USGS 393916075440802 Db11-28 2000-08-07 2018-10-18 6
USGS 393928075440202 Db11-27 2000-08-07 2018-10-18 6
USGS 393943075441001 Db11-03 1953-09-22 1953-09-22 1
USGS 393955075362501 Dc14-43 1985-11-21 1985-11-21 1
USGS 394010075334401 Cd52-13 1955-10-28 1955-10-28 1
USGS 394012075451001 Ca55-07 1953-09-22 1953-09-22 1
USGS 394013075334501 Cd52-05 1955-06-28 1955-06-28 1
USGS 394015075334401 Cd52-01 1951-04-26 1951-04-26 1
USGS 394015075334402 Cd52-02 1951-04-26 1951-04-26 1
USGS 394015075450601 Ca55-03 1951-04-26 1951-04-26 1
USGS 394016075450101 Ca55-01 1951-04-26 1951-04-26 1
USGS 394018075445701 Cb51-02 1951-04-26 1951-04-26 1
USGS 394019075450201 Ca55-05 1951-04-26 1951-12-18 2
USGS 394036075373201 Cc53-08 2004-03-03 2004-03-03 1
USGS 394044075311901 Delaware R at mi 68.0 nr New Castle DE -offboat 2010-06-04 2010-06-04 2
USGS 394044075311902 Delaware R at mi 68.0 nr New Castle DE -onboat 2010-09-13 2010-09-13 1
USGS 394050075335502 Cd52-28 1985-11-21 1985-11-21 1
USGS 394050075340001 Cd51-15 1985-11-21 1985-11-21 1
USGS 394057075353501 Cc55-01 1955-09-20 1955-09-20 1
USGS 394058075335001 Cd52-27 1984-06-18 1985-05-01 2
USGS 394060075334601 Cd52-15 2000-08-08 2000-09-27 2
USGS 394100075320001 Cd53-01 1985-09-24 1985-09-24 1
USGS 394100075334501 Cd52-40 2018-09-26 2018-09-26 3
USGS 394102075334301 Cd42-18 2008-10-07 2008-10-07 1
USGS 394110075354301 Cc45-01 1957-04-03 1957-04-03 1
USGS 394124075323401 Cd43-01 1955-06-28 1955-06-28 1
USGS 394125075324901 Cd43-04 1985-04-25 1985-04-25 1
USGS 394130075315301 Cd44-14 1984-06-18 1984-06-18 1
USGS 394130075320001 Cd44-16 1985-09-20 1985-09-20 1
USGS 394132075324801 Cd43-03 1984-06-18 1984-06-18 1
USGS 394133075331101 Cd42-17 1984-06-20 1985-05-01 2
USGS 394141075323901 Cd43-11 1955-06-28 1955-06-28 1
USGS 394151075343801 Cd41-02 1955-09-20 1955-09-20 1
USGS 394224075340501 Cd31-19 1988-09-08 2004-02-02 8
USGS 394247075361101 Cc34-08 1955-09-20 1955-09-20 1
USGS 394255075320201 Cd33-02 1955-06-28 1955-06-28 1
USGS 394304075320901 Cd23-14 1984-06-20 1984-06-20 1
USGS 394328075323001 Cd23-15 1984-06-20 1984-06-20 1
USGS 394407075390901 Cc11-16 1993-09-29 1993-09-29 1
USGS 394439075362801 Cc14-02 1956-01-19 1956-01-19 1
USGS 394439075390001 Cc12-02 1993-10-21 1993-10-21 1
USGS 394442075301301 Cd15-01 1955-06-28 1955-06-28 1
USGS 394445075371301 UNNAMED TRIB TO LITTLE MILL CR NEAR WILMINGTON, DE 2000-05-12 2000-05-12 1
USGS 394536075285101 Delaware R at mi 74.0 nr Wilmington DE -offboat 2010-06-04 2010-06-04 2
USGS 394536075285102 Delaware R at mi 74.0 nr Wilmington DE -onboat 2010-09-13 2010-09-13 1
USGS 394607075374601 Bc43-15 1993-10-07 1993-10-07 1
USGS 394612075384501 Bc42-22 1993-09-28 1993-09-28 1
USGS 394627075413301 Bb44-29 1991-02-22 1991-02-22 1
USGS 394628075365001 Bc34-16 1993-10-05 1993-10-05 2
USGS 394628075393601 Bc41-13 1993-09-30 1993-09-30 2
USGS 394636075383301 Bc42-16 1993-10-14 1993-10-14 1
USGS 394638075413701 Bb44-22 1990-08-21 1990-08-21 1
USGS 394644075423801 Bb43-28 1991-02-21 1991-02-21 1
USGS 394656075415801 Bb44-13 1990-09-04 1991-12-13 2
USGS 394656075422001 Bb43-13 1990-09-27 1990-09-27 1
USGS 394659075380801 Bc42-28 1993-10-19 1993-10-19 1
USGS 394701075422201 Bb33-28 1990-08-23 1990-08-23 1
USGS 394704075415601 Bb34-33 1990-09-04 1990-09-04 1
USGS 394705075420401 Bb33-11 1990-08-23 1990-08-23 1
USGS 394706075420601 Bb33-13 1990-08-14 1991-12-12 2
USGS 394707075421001 Bb33-12 1990-08-23 1990-08-23 1
USGS 394709075421601 Bb33-15 1990-08-14 1991-12-12 2
USGS 394710075420201 Bb34-31 1990-08-29 1990-08-29 1
USGS 394714075414501 Bb34-34 1990-08-22 1991-12-13 2
USGS 394715075390901 Bc31-08 1993-10-05 1993-10-05 1
USGS 394715075410601 Bb34-58 1990-09-26 1990-09-26 1
USGS 394716075415801 Bb34-40 1990-09-25 1990-09-25 1
USGS 394717075395401 Bc31-10 1993-10-04 1993-10-04 1
USGS 394717075412701 Bb34-36 1990-08-29 1990-08-29 1
USGS 394720075422501 Bb33-14 1990-08-13 1990-08-13 1
USGS 394722075414501 Bb34-29 1990-09-04 1990-09-04 1
USGS 394726075415501 Bb34-27 1990-09-24 1990-09-24 1
USGS 394728075425401 Bb33-32 1990-09-25 1990-09-25 1
USGS 394731075423201 Bb33-34 1990-09-26 1990-09-26 1
USGS 394732075420202 Bb33-26 1990-09-27 1991-12-12 2
USGS 394735075415001 Bb34-57 1991-02-22 1991-02-22 1
USGS 394740075415801 Bb34-50 1990-08-30 1990-08-30 1
USGS 394745075420701 Bb33-27 1990-08-30 1990-08-30 1
USGS 394752075374001 Bc33-09 1993-11-09 1993-11-09 1
USGS 394754075365101 Bc34-14 1993-09-20 1993-09-20 1
USGS 394757075421901 Bb33-29 1990-09-05 1990-09-05 1
USGS 394758075402701 Bb35-14 1990-09-24 1990-09-24 1
USGS 394759075403501 Bb35-15 1990-09-05 1990-09-05 1
USGS 394807075411001 Bb24-06 1991-02-21 1991-02-21 1
USGS 394823075361001 Bc24-01 1956-01-19 1956-01-19 1
USGS 394824075411801 Bb24-15 1993-10-13 1993-10-13 1
USGS 394826075391601 Bc21-07 1993-09-22 1993-09-22 1
USGS 394835075381901 Bc22-10 1993-10-07 1993-10-07 2
USGS 394835075401501 Bb25-28 1993-09-22 1993-09-22 1
USGS 394841075392001 Bc21-09 1993-09-30 1993-09-30 1
USGS 394856075373101 Bc23-22 1993-10-18 1993-10-18 1
USGS 394920075383001 Bc12-03 1993-10-13 1993-10-13 1
USGS 394931075371101 Bc13-19 1993-10-06 1993-10-06 1
  group icon Cecil County, Maryland
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 393910075475501 CE Bf 87 1983-03-31 1998-08-20 2
USGS 394120075474701 CE Af 27 1983-08-30 1983-08-30 1
USGS 394209075475801 CE Af 31 1983-09-22 1983-09-22 1
USGS 394307075474801 CE Af 30 1983-09-22 1983-09-22 1
USGS 394314075472401 CE Af 37 2020-02-19 2020-02-19 1
  group icon Bucks County, Pennsylvania
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 401105075052401 BK 2827 2007-01-17 2007-01-17 1
USGS 401106075052601 BK 2810 2007-01-19 2007-01-19 1
USGS 401106075052801 BK 2811 2007-01-19 2007-01-19 1
USGS 401116075053601 BK 3034 2007-02-22 2007-02-22 1
  group icon Chester County, Pennsylvania
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 01476838 Unnamed Trib to Goose Creek at West Chester, PA 2015-10-21 2015-10-21 1
USGS 01476839 Goose Creek at West Chester, PA 2015-11-02 2017-10-03 7
USGS 01478100 EB White Clay Creek Trib near London Grove, PA 2013-12-05 2022-10-13 35
USGS 01478110 Unnamed Trib to EB White Clay Ck nr Chatham, PA 2013-12-12 2013-12-12 1
USGS 01478120 East Branch White Clay Creek at Avondale, PA 1970-06-02 2023-10-27 122
USGS 01478137 Trout Run at Avondale, PA 1998-02-04 2022-04-07 75
USGS 01478147 Unnamed Trib to EB White Clay Creek nr West Grove 2008-09-30 2008-10-24 2
USGS 01478150 East Branch White Clay Creek near Landenberg, PA 1975-04-22 1975-09-17 2
USGS 01478155 E Br White Clay Cr at London Britain Twp, PA 2017-03-31 2017-10-30 4
USGS 01478170 East Branch White Clay Creek nr Strickersville, PA 2002-12-02 2002-12-02 1
USGS 01478185 Middle Branch White Clay Creek near West Grove,PA 2020-10-16 2022-11-15 38
USGS 01478190 Middle Branch White Clay Creek at Wickerton, PA 1970-06-02 1997-11-12 58
USGS 01478200 Middle Branch White Clay Creek near Landenberg, PA 2000-05-15 2000-09-12 2
USGS 01478210 Middle Branch White Clay Creek nr Kemblesville,PA 2017-03-31 2017-10-30 4
USGS 01478220 West Branch White Clay Creek near Chesterville, PA 1970-06-02 2022-04-08 95
USGS 01478230 Middle Branch White Clay Creek near Avondale, PA 1998-10-27 2023-10-26 27
USGS 01478240 White Clay C nr Strickersville, PA 1925-09-22 1977-07-26 14
USGS 01478245 White Clay Creek near Strickersville, PA 2002-04-24 2023-12-18 419
USGS 01479650 Bucktoe Creek near Kennett Square, PA 2016-11-16 2016-11-16 1
USGS 01479676 Runoff to Un Tr to WB Red Clay Cr @ Kennett Square 1999-06-24 2001-12-27 115
USGS 01479677 Unn Pond ab Unn Trib to WB Red Clay Creek 1998-05-19 2001-12-05 35
USGS 01479678 Unn Trib to WB Red Clay Cr at Kennett Square, PA 1998-05-19 2001-12-06 33
USGS 01479679 West Branch Red Clay Creek above Kennett Square,PA 1998-10-20 2019-12-04 3
USGS 01479680 West Branch Red Clay Creek at Kennett Square, PA 1970-06-02 2019-12-13 64
USGS 01479700 West Branch Red Clay Creek near Kennett Square, PA 1975-04-22 2023-10-26 28
USGS 01479765 East Branch Red Clay Creek nr Kennett Square, PA 2014-11-05 2019-12-13 2
USGS 01479767 EB Red Clay Cr at Nixon Park at Kennett Square, PA 2019-11-22 2019-11-22 1
USGS 01479770 UT to EB Red Clay Cr at Nixon Pk at Kennett Sq, PA 2019-11-22 2019-11-22 1
USGS 01479800 East Branch Red Clay Creek near Five Points, PA 1970-06-02 2023-10-26 91
USGS 01479820 Red Clay Creek near Kennett Square, PA 1973-05-24 2024-01-09 237
USGS 01479835 Red Clay Creek near Southridge, PA 2017-02-15 2017-10-03 6
USGS 01479960 Burrows Run near Burnt Mills, PA 2019-12-04 2019-12-04 1
USGS 01480160 Unnamed Trib to WB Brandywine Cr nr Wagontown, PA 2008-09-23 2008-11-07 2
USGS 01480269 West Branch Brandywine Creek at Rockville, PA 1998-08-04 2013-11-14 8
USGS 01480285 W Trib to WB Brandywine Cr nr Honey Brook, PA 2013-11-14 2013-11-14 1
USGS 01480300 West Branch Brandywine Creek near Honey Brook, PA 1965-03-03 2023-10-19 210
USGS 01480349 West Branch Brandywine Creek at Brandamore, PA 1998-07-29 1999-08-26 7
USGS 01480350 West Branch Brandywine Creek at Cedar Knoll, PA 2000-05-16 2000-09-25 3
USGS 01480376 South Branch Birch Run near Martins Corner, PA 2004-10-22 2004-10-22 1
USGS 01480389 North Branch Birch Run near Martins Corner, PA 2004-10-22 2004-10-22 1
USGS 01480390 Birch Run near Martins Corner, PA 1998-07-29 2004-10-22 10
USGS 01480396 Unn Trib ab Res to Birch Run at Martins Corner, PA 2004-10-21 2004-10-21 1
USGS 01480399 Chambers Lake near Wagontown, PA 2005-08-23 2006-08-22 5
USGS 01480400 Birch Run near Wagontown, PA 1998-07-29 2004-10-21 34
USGS 01480420 West Branch Brandywine Creek near Wagontown, PA 2004-11-02 2004-11-02 1
USGS 01480428 WB Brandywine Creek (A1) near Wagontown, PA 2002-09-18 2003-07-17 4
USGS 01480429 WB Brandywine Creek (A2) near Wagontown, PA 2002-09-18 2003-07-17 4
USGS 014804302 WB Brandywine Creek (A3) near Wagontown, PA 2002-09-18 2003-07-17 4
USGS 014804304 WB Brandywine Creek (A4) near Wagontown, PA 2002-09-18 2003-07-17 4
USGS 014804306 WB Brandywine Creek (A5) near Wagontown, PA 2002-09-18 2003-07-17 4
USGS 014804308 WB Brandywine Creek (A6) near Wagontown, PA 2002-09-18 2003-07-17 4
USGS 014804326 Unn Trib to WB Brandywine Cr (A8) nr Wagontown, PA 2002-09-18 2003-07-17 4
USGS 014804328 WB Brandywine Creek (A9) near Wagontown, PA 2002-09-18 2003-07-17 4
USGS 01480433 WB Brandywine Creek (A10) near Wagontown, PA 2002-09-18 2003-07-17 4
USGS 01480434 West Branch Brandywine Creek at Rock Run, PA 1970-11-11 2004-11-02 61
USGS 01480457 Rock Run near Hayti, PA 2008-09-23 2008-11-04 2
USGS 01480458 Rock Run near Philipsville, PA 1998-07-29 1999-09-16 8
USGS 01480466 Rock Run bl Coatesville Reservoir nr Wagontown, PA 1998-07-29 1999-09-13 5
USGS 01480500 West Branch Brandywine Creek at Coatesville, PA 1965-03-10 2023-05-02 84
USGS 01480502 WB Brandywine Creek (CB4) at Coatesville, PA 2002-09-09 2002-09-09 1
USGS 01480504 WB Brandywine Creek (CB57) at Coatesville, PA 2001-09-16 2003-08-04 2
USGS 01480506 WB Brandywine Creek (CB5) at Coatesville, PA 2002-09-09 2003-07-09 3
USGS 01480514 WB Brandywine Creek (CB8) at Coatesville, PA 2002-09-09 2003-07-09 3
USGS 01480518 WB Brandywine Creek (CBS5) at Coatesville, PA 2001-09-16 2003-08-04 2
USGS 01480522 WB Brandywine Creek (CB10) at Coatesville, PA 2002-09-09 2003-07-09 4
USGS 01480532 WB Brandywine Creek (CB12) at Coatesville, PA 2002-09-09 2002-09-09 1
USGS 01480548 WB Brandywine Creek (CB15) at Coatesville, PA 2002-09-09 2002-09-09 1
USGS 01480550 Gibbons Run at Coatesville, PA 2001-09-16 2003-08-04 8
USGS 01480552 WB Brandywine Creek (CBS12) at Coatesville, PA 2001-09-16 2003-08-04 2
USGS 01480564 WB Brandywine Creek (CB19) at Coatesville, PA 2002-09-10 2003-07-09 3
USGS 01480580 Tar Run at Coatesville, PA 2002-09-10 2003-07-09 5
USGS 01480584 WB Brandywine Creek (CBS10) at Coatesville, PA 2001-09-16 2003-08-04 2
USGS 01480614 Sucker Run at Coatesville, PA 2001-09-16 2003-08-04 7
USGS 014806141 WB Brandywine Creek (CB22) at Coatesville, PA 2002-09-10 2002-09-10 1
USGS 014806145 WB Brandywine Creek (CBS15) at Coatesville, PA 2001-09-16 2003-08-04 2
USGS 0148061452 WB Brandywine Creek (CB26) at Coatesville, PA 2002-09-10 2003-07-08 3
USGS 014806146 WB Brandywine Creek (CB27) at Coatesville, PA 2002-09-10 2003-07-08 3
USGS 014806147 WB Brandywine Creek (CB28) at Coatesville, PA 2002-09-10 2003-07-08 3
USGS 01480615 Unn Trib to WB Brandywine Creek bl Coatesville, PA 2001-09-16 2003-08-04 8
USGS 0148061501 WB Brandywine Creek (CBS4) near Coatesville, PA 2001-09-16 2003-08-04 3
USGS 0148061502 WB Brandywine Creek (CB32) near Coatesville, PA 2002-09-10 2003-07-08 3
USGS 0148061506 WB Brandywine Creek (CB33) near Coatesville, PA 2002-09-11 2003-07-08 3
USGS 0148061508 WB Brandywine Creek (CB34) near Coatesville, PA 2002-09-11 2002-09-11 1
USGS 0148061516 WB Brandywine Creek (CB36) near Coatesville, PA 2002-09-11 2002-09-11 1
USGS 0148061520 WB Brandywine Creek (CB36B) near Coatesville, PA 2002-09-11 2003-07-08 3
USGS 0148061526 WB Brandywine Creek (CB38) near Coatesville, PA 2002-09-11 2003-07-08 3
USGS 0148061544 WB Brandywine Creek (CB41) near Coatesville, PA 2002-09-11 2002-09-11 1
USGS 0148061548 Inlet from WB Brandywine Cr (CB42) nr Coatesville 2002-09-11 2002-09-11 1
USGS 0148061552 WB Brandywine Creek (CB43&CBS19) nr Coatesville PA 2001-09-16 2003-08-04 5
USGS 0148061556 WB Brandywine Creek (CB44) near Coatesville, PA 2002-09-11 2003-07-07 3
USGS 0148061558 WB Brandywine Creek (CB45) near Coatesville, PA 2002-09-11 2002-09-11 1
USGS 0148061560 Outfall WB Brandywine Cr (CB46TC) nr Coatesville 2002-09-11 2002-09-11 2
USGS 0148061562 Outfall to WB Brandywine Cr (CB47TC) at Modena, PA 2002-09-12 2003-07-07 5
USGS 0148061564 WB Brandywine Creek (CB48) at Modena, PA 2002-09-12 2003-07-07 3
USGS 0148061568 WB Brandywine Creek (CB49) at Modena, PA 2002-09-12 2003-07-07 3
USGS 0148061572 WB Brandywine Creek (CB50) at Modena, PA 2002-09-12 2002-09-12 1
USGS 0148061576 WB Brandywine Creek (CB51) at Modena, PA 2002-09-12 2002-09-12 1
USGS 0148061580 Outfall to WB Brandywine Cr (CB52TC) at Modena, PA 2002-09-12 2003-07-07 4
USGS 0148061584 Unn Trib to WB Brandywine Cr (CB55) at Modena, PA 2002-09-12 2003-07-07 4
USGS 0148061588 WB Brandywine Creek (CB56) at Modena, PA 2002-09-12 2003-07-07 3
USGS 0148061592 WB Brandywine Creek (CB57) at Modena, PA 2002-09-12 2003-07-07 3
USGS 0148061596 WB Brandywine Creek (CB59) at Modena, PA 2002-09-12 2002-09-12 1
USGS 0148061597 WB Brandywine Creek (CB60) at Modena, PA 2002-09-12 2003-07-07 3
USGS 01480616 Unn Trib to WB Brandywine Cr (CBS21TC) at Modena 2001-09-16 2003-08-04 2
USGS 014806161 Unn Trib to WB Brandywine Cr (CB58TC) at Modena 2002-09-12 2003-07-07 5
USGS 014806162 Unn Trib to WB Brandywine Cr (CB61) at Modena, PA 2002-09-12 2003-07-07 4
USGS 014806168 WB Brandywine Creek (CB62) at Modena, PA 2002-09-12 2003-07-07 3
USGS 01480617 West Branch Brandywine Creek at Modena, PA 1908-08-02 2023-10-19 1295
USGS 01480618 Dennis Run (CBS1TC) at Modena, PA 2001-09-16 2003-08-04 2
USGS 0148061802 Dennis Run (CB66TC) at Modena, PA 2002-09-12 2003-07-07 5
USGS 01480620 West Branch Brandywine Creek at Mortonville, PA 2023-05-03 2023-05-03 5
USGS 01480621 Buck Run near Parkesburg, PA 2007-11-09 2022-12-05 2
USGS 014806215 Buck Run at Sadsburyville near Parkesburg, PA 2007-11-14 2022-12-05 2
USGS 01480623 Buck Run at Pomeroy, PA 2007-11-28 2022-12-05 2
USGS 01480627 Unnamed Trib to Buck Run at Stottsville, PA 2013-11-14 2022-12-06 2
USGS 014806273 Buck Run at Glenrose near Coatesville, PA 2007-11-28 2022-12-06 2
USGS 01480629 Buck Run at Doe Run, PA 1971-11-08 2023-10-27 89
USGS 0148063117 Unnamed Trib to Doe Run nr Springdell, PA 2013-12-05 2013-12-05 1
USGS 014806318 Doe Run above Tributary at Springdell, PA 1998-03-08 1999-09-13 35
USGS 01480632 Doe Run at Springdell, PA 1971-11-08 1997-11-06 53
USGS 01480634 West Branch Brandywine Creek near Embreeville, PA 1998-07-28 1999-08-16 7
USGS 0148063510 Broad Run near Thorndale, PA 2007-08-27 2007-08-27 1
USGS 0148063522 Unn Trib to Broad Run ab school nr Thorndale, PA 2005-05-26 2005-05-26 1
USGS 0148063528 Broad Run ab Unnamed Tributary at Romansville, PA 2007-08-27 2007-08-27 1
USGS 0148063532 Unn Trib to Broad Run at Chestnut Ln nr Thorndale 2005-05-26 2005-09-27 2
USGS 01480636 Broad Run at Romansville, PA 1999-11-09 2002-12-17 3
USGS 014806366 L Broad Run ab Shadyside Rd nr Romansville, PA 2005-05-25 2005-09-28 2
USGS 014806368 Unn Trib to Little Broad Run nr Romansville, PA 2005-05-25 2005-09-28 3
USGS 014806369 L Broad Run bl Shadyside Road near Romansville, PA 2005-05-25 2005-09-28 3
USGS 01480637 Little Broad Run near Marshallton, PA 1998-03-09 2005-09-28 31
USGS 014806374 Outfall Trib to Broad Run ab Rt 162 nr Marshallton 2005-05-26 2005-05-26 1
USGS 0148063750 Broad Run near Marshallton, PA 2001-10-29 2002-11-26 2
USGS 01480638 Broad Run at Northbrook, PA 1998-07-28 2002-11-26 9
USGS 014806384 Unnamed Tributary to Broad Run at Marshallton, PA 2005-05-26 2005-09-27 2
USGS 014806394 Un Tr to Un Tr to WB Brandywine Cr at Marshallton 2005-05-26 2005-09-27 2
USGS 01480640 West Branch Brandywine Creek at Wawaset, PA 1962-07-25 2015-11-04 141
USGS 0148064640 Struble Lake near Honey Brook, PA 2004-09-14 2005-09-12 4
USGS 0148064643 EBR Brandywine Cr DS Struble LK nr Churchill, PA 2011-11-14 2011-11-14 1
USGS 01480647 EB Brandywine Creek near Church Hill, PA 1971-10-25 1982-11-03 22
USGS 01480648 East Branch Brandywine Creek near Cupola, PA 1971-11-08 2003-11-17 59
USGS 01480650 East Branch Brandywine Creek at Cupola, PA 1967-03-07 1968-08-08 25
USGS 014806512 East Branch Brandywine Creek at Lewis Mills, PA 2003-11-17 2003-11-17 1
USGS 01480652 East Branch Brandywine Tributary near Cupola, PA 1966-09-02 1968-04-14 8
USGS 01480653 East Branch Brandywine Creek at Glenmoore, PA 1966-09-02 2023-10-30 88
USGS 01480655 Indian Run at Germy Hollow Rd nr Brandywine Manor 1967-12-03 1968-06-19 14
USGS 01480656 Indian Run near Springton, PA 1971-11-08 2007-08-28 48
USGS 01480657 North Branch Indian Run at Glenmoore, PA 1968-02-25 1968-02-25 1
USGS 01480658 Indian Run at Glenmoore, PA 1966-09-02 2003-11-17 19
USGS 01480660 East Branch Brandywine Creek at Lyndell, PA 1966-09-02 2003-12-01 13
USGS 01480662 Culbertson Run at Lyndell, PA 1967-03-07 2007-08-28 20
USGS 01480665 East Branch Brandywine Creek near Dorlan, PA 1966-09-02 2000-09-25 22
USGS 014806671 Unnamed Trib near Loag, PA 2016-12-14 2016-12-14 1
USGS 014806673 Unnamed Trib near Barneston, PA 2016-12-14 2016-12-14 1
USGS 014806675 Unnamed Trib to Marsh Creek near Warwick, PA 2016-12-14 2016-12-14 1
USGS 014806677 Marsh Creek near Warwick, PA 2016-12-14 2016-12-14 1
USGS 01480668 Marsh Creek near Nantmeal Village, PA 2016-12-14 2016-12-14 1
USGS 01480669 Lyons Run near Wallace PA 2016-12-14 2016-12-14 1
USGS 01480675 Marsh Creek near Glenmoore, PA 1998-02-05 2016-12-14 25
USGS 014806772 Black Horse Creek near Ludwigs Corner, PA 2016-12-14 2016-12-14 1
USGS 014806775 Black Horse Creek at Marsh Creek State Park, PA 2008-09-30 2016-12-14 3
USGS 01480680 Marsh Creek near Lyndell, PA 1965-12-07 1967-10-26 2
USGS 01480684 Marsh Creek Lake near Downingtown, PA 2002-09-05 2003-08-25 8
USGS 01480685 Marsh Creek near Downingtown, PA 1982-06-13 1999-09-16 31
USGS 01480697 Shamona Creek at Dowlin, PA 1998-10-14 1999-10-28 2
USGS 01480700 East Branch Brandywine Creek near Downingtown, PA 1962-07-25 2014-11-20 146
USGS 01480705 Unnamed Trib to EB Brandywine Ck nr Downingtown,PA 2014-11-03 2014-11-03 1
USGS 01480710 E B Brandywine Ck US Rt 30 nr Downingtown, PA 2013-11-05 2014-11-20 3
USGS 01480715 E B Brandywine Ck DS Rt 30 at Downingtown, PA 2013-11-05 2014-11-20 3
USGS 01480739 Beaver Creek above Tributary at Reeceville, PA 2005-10-31 2012-12-04 3
USGS 01480742 Beaver Creek tributary at Reeceville, PA 2005-10-31 2012-12-04 3
USGS 01480743 Beaver Creek at Reeceville, PA 2001-11-01 2018-12-04 5
USGS 014807434 Unnamed Trib to Beaver Cr Reservoir at Reeceville 2005-11-01 2012-12-03 3
USGS 014807438 Unnamed Trib to Beaver Cr Reservoir nr Reeceville 2005-10-31 2012-12-04 3
USGS 01480744 Beaver Creek Reservoir near Guthriesville, PA 2001-11-19 2012-12-03 10
USGS 014807447 Beaver Creek Reservoir Outfall at Reeceville, PA 2007-06-18 2007-06-18 1
USGS 01480745 Beaver Creek at Guthriesville, PA 2001-11-01 2018-12-04 6
USGS 01480750 Beaver Creek at Bondsville, PA 2001-11-01 2018-12-04 5
USGS 01480763 Valley Run near Golf Club at Thorndale, PA 2007-10-22 2007-10-22 1
USGS 01480766 Valley Run near school at Thorndale, PA 2007-10-22 2007-10-22 1
USGS 01480767 Valley Run DS SR340 at Thorndale, PA 2007-10-22 2007-10-22 1
USGS 01480775 Beaver Creek near Downingtown, PA 1998-07-28 2000-09-19 12
USGS 01480780 Beaver Creek at Downingtown, PA 1966-09-01 1966-09-01 1
USGS 01480800 East Branch Brandywine Creek at Downingtown, PA 1965-12-07 2003-12-01 5
USGS 01480870 East Branch Brandywine Creek below Downingtown, PA 1978-01-30 2023-11-13 1481
USGS 01480871 Valley Creek at Church Farm School near Exton, PA 1990-08-16 1991-07-10 11
USGS 01480872 Unn Trib to Valley Cr at Swedesford Rd nr Exton 1990-08-16 1991-07-10 11
USGS 01480873 Unn Trib to Valley Cr at Ship Road nr Exton, PA 1990-08-16 1991-07-10 12
USGS 01480874 Valley Creek at Lakeside Street near Exton, PA 1990-08-16 1991-07-11 12
USGS 01480875 Unn Trib to Valley Cr at Brookview Street nr Exton 1990-08-16 1991-10-07 13
USGS 01480876 Valley Creek at Chester Cnty Library near Exton 1990-08-16 2021-11-22 13
USGS 01480877 Unn Trib to Valley Cr at Chester Cnty Library 1990-08-16 1991-07-11 11
USGS 014808775 Unn Trib to Valley Cr at Waterloo Road near Exton 1990-08-16 1991-07-09 12
USGS 01480878 Unn Trib to Valley Cr at Hwy 30 at Exton, PA 1998-02-04 1999-09-14 37
USGS 01480881 Valley Creek near Whitford Road near Exton, PA 1990-08-17 1991-07-11 12
USGS 01480882 Unn Trib to Valley Cr at Whitford Rd nr Exton, PA 1990-08-16 1991-10-04 13
USGS 01480883 Valley Creek at Clover Mill Road near Exton, PA 1990-08-17 2021-12-06 15
USGS 01480884 Unn Trib to Valley Cr at Clover Mill Rd nr Exton 1990-08-17 1991-07-09 10
USGS 01480887 Valley Creek at Ravine Road near Downingtown, PA 1990-08-17 1991-07-09 12
USGS 01480890 Valley Creek near Altor, PA 2000-05-16 2000-09-19 3
USGS 01480903 Valley Cr at Mulsteins Meadows nr Downingtown, PA 1971-11-08 2021-11-22 66
USGS 01480905 Valley Creek at Altor, PA 1998-07-27 1999-08-26 8
USGS 01480913 Unn Trib to EB Brandywine Creek at Marshallton, PA 2005-05-26 2005-09-27 2
USGS 01480925 E Branch Brandywine Creek at Copesville, PA 2018-12-06 2018-12-06 1
USGS 01480930 Taylor Run at Copesville, PA 1998-07-28 2016-11-16 19
USGS 01480940 East Branch Brandywine Creek near Sconnelltown, PA 1964-05-27 1977-05-02 27
USGS 01480950 East Branch Brandywine Creek at Wawaset, PA 1925-10-29 2015-11-04 117
USGS 01480960 Plum Run at Lenape, PA 2013-11-15 2013-11-15 1
USGS 01480970 Brandywine Creek at Pocopson, PA 1998-07-28 1999-09-16 8
USGS 01480973 Radley Run near West Chester, PA 2015-11-16 2015-11-16 1
USGS 01480975 Pocopson Creek at Pocopson, PA 1998-07-28 1999-09-16 10
USGS 01480977 Pocopson Creek near Parkersville, PA 2016-11-16 2016-11-16 1
USGS 01481030 Brandywine Creek near Chadds Ford, PA 1970-11-11 1999-10-28 58
USGS 394322075481001 CH 6401 2001-06-26 2001-06-26 1
USGS 394347076031101 CH 5226 1995-08-08 1995-08-08 1
USGS 394417075471501 CH 1801 1974-10-15 2006-09-11 2
USGS 394417075484501 CH 6402 2001-06-26 2001-08-06 2
USGS 394456075493801 CH 1829 1995-08-31 1995-08-31 1
USGS 394527075515601 CH 5450 2000-09-11 2000-09-13 2
USGS 394544075500301 CH 1776 1974-10-15 1974-10-15 1
USGS 394617075444901 CH 4026 1990-09-07 1991-07-30 2
USGS 394624075444001 CH 2663 1988-08-04 1988-08-04 1
USGS 394639075453701 CH 2462 1982-06-16 1982-06-16 1
USGS 394647075484901 CH 4296 1992-10-28 1992-10-28 1
USGS 394659075450401 CH 4299 1992-12-09 1992-12-09 1
USGS 394726075505501 CH 4341 1992-12-17 1992-12-17 1
USGS 394740075434201 CH 2437 1981-06-11 1988-07-07 2
USGS 394751076012701 CH 5248 1995-08-30 1995-08-30 1
USGS 394757075433301 CH 3472 1989-08-17 1989-08-17 1
USGS 394758075450401 CH 4808 1994-07-06 1994-07-06 1
USGS 394800075425801 CH 6509 2001-12-14 2020-07-15 2
USGS 394800075431801 CH 5249 1995-08-31 1995-08-31 1
USGS 394804075423201 CH 3573 1993-09-09 1993-09-09 1
USGS 394812075442901 CH 4807 1994-07-05 1994-07-05 1
USGS 394814075464301 CH 4122 1991-07-19 1991-07-19 1
USGS 394821075461601 CH 1907 1974-10-22 1974-10-22 1
USGS 394832075435501 CH 3130 1987-09-02 1987-09-02 1
USGS 394832075435701 CH 4005 1990-08-14 1990-08-14 1
USGS 394832075444701 CH 3513 1993-09-02 1993-09-02 1
USGS 394833075440101 CH 3445 1993-08-19 1994-07-12 3
USGS 394833075440401 CH 3307 1988-06-30 1988-06-30 1
USGS 394842075423801 CH 4345 1993-08-19 1994-07-11 2
USGS 394844075432701 CH 1943 1974-10-22 1974-10-22 1
USGS 394846075461101 CH 480 1925-09-21 1925-09-21 1
USGS 394853075434001 CH 3441 1993-09-09 1993-09-09 1
USGS 394857075504201 CH 4294 1992-09-29 2006-09-14 2
USGS 394858075482301 CH 4133 1995-08-07 1995-08-07 1
USGS 394900075440601 CH 3448 1993-09-09 1993-09-09 1
USGS 394901075430601 CH 41 1959-05-22 1959-05-22 1
USGS 394902075412501 CH 3558 1993-08-30 1993-08-30 1
USGS 394906075421401 CH 4727 1993-08-31 1993-08-31 1
USGS 394906075461201 CH 5562 1997-09-08 1997-09-08 1
USGS 394910075501001 CH 487 1925-09-21 1925-09-21 1
USGS 394912075400501 CH 3580 1993-08-26 1993-08-26 1
USGS 394913075463101 CH 4121 1991-07-16 1991-07-16 1
USGS 394913075502301 CH 4295 1992-09-29 1992-09-29 1
USGS 394913075522901 CH 5479 1996-09-05 1996-09-05 1
USGS 394917075422801 CH 4361 1993-08-26 1993-08-26 1
USGS 394918075450801 CH 5223 1995-08-07 1995-08-07 1
USGS 394918075451301 CH 3314 1988-07-11 1988-07-11 1
USGS 394919075433601 CH 4416 1993-08-18 1993-08-18 1
USGS 394920075463301 CH 5561 1997-09-04 1997-09-04 1
USGS 394925075463201 CH 4551 1993-08-26 1993-08-26 1
USGS 394927075430401 CH 3478 1989-09-01 1989-09-01 1
USGS 394927075442901 CH 3485 1993-08-12 1993-08-12 1
USGS 394933075403801 CH 2021 1993-09-07 2006-10-03 2
USGS 394936075512001 CH 1816 1974-10-31 1974-10-31 1
USGS 394937075442401 CH 3293 1988-06-02 1988-06-02 1
USGS 394939075400001 CH 3447 1993-08-12 1993-08-12 1
USGS 394941075441901 CH 3084 1987-08-05 1987-08-05 1
USGS 394942075420001 CH 5229 1995-08-10 1995-08-10 1
USGS 394942075441401 CH 3469 1989-08-15 1989-08-15 1
USGS 394942075461201 CH 5555 1997-08-19 1997-08-19 1
USGS 394942075495801 CH 5474 1996-08-30 1996-08-30 1
USGS 394944075422401 CH 3312 1988-07-07 1988-07-07 1
USGS 394947075420301 CH 3310 1988-07-06 1991-06-27 4
USGS 394947075434201 CH 3470 1989-08-16 1989-08-16 1
USGS 394948075421301 CH 3468 1989-08-14 1989-08-14 1
USGS 394952075415201 CH 3458 1989-08-03 1989-08-03 1
USGS 394952075451901 CH 48 1959-05-22 1959-05-22 1
USGS 394956075443901 CH 3488 1993-09-02 1993-09-02 1
USGS 394957075445501 CH 3323 1988-08-15 1988-08-15 1
USGS 394958075421101 CH 2596 1993-08-11 1993-08-11 1
USGS 394958075480201 CH 5471 1996-08-22 1996-08-22 1
USGS 395000075422801 CH 3318 1988-08-08 1988-08-08 1
USGS 395002075460201 CH 1954 1986-08-15 1986-08-15 3
USGS 395003075383801 CH 4362 1993-08-30 1993-08-30 1
USGS 395004075395601 CH 3434 1993-08-31 1993-08-31 1
USGS 395004075445901 CH 35 1958-04-14 1959-05-22 3
USGS 395005075422801 CH 3539 1989-08-30 1989-08-30 1
USGS 395007075474101 CH 2675 1985-08-29 1985-08-29 1
USGS 395008075403701 CH 3432 1993-09-08 1993-09-08 1
USGS 395008075444101 CH 3474 1989-08-24 1989-08-24 1
USGS 395009075470801 CH 5478 1996-09-05 1996-09-05 1
USGS 395010075432001 CH 2015 1989-08-30 1989-08-30 1
USGS 395010075554401 CH 5231 1995-08-14 1995-08-14 1
USGS 395011075444501 CH 2591 1987-08-05 1987-08-05 1
USGS 395013075464301 CH 4007 1990-08-21 1990-08-21 1
USGS 395017075433801 CH 71 1986-07-21 1993-08-30 2
USGS 395017075442701 CH 5222 1995-08-02 1995-08-02 1
USGS 395018075415301 CH 3313 1988-07-08 1988-07-08 1
USGS 395019075431501 CH 69 1980-06-03 1988-07-06 4
USGS 395020075450801 CH 3533 1993-11-22 1993-11-22 1
USGS 395021075402901 CH SP2 1958-04-15 1958-04-15 1
USGS 395021075403101 CH 26 1993-08-17 1993-08-17 1
USGS 395022075410301 CH 3426 1993-09-01 1993-09-01 1
USGS 395024075431701 CH 4552 1993-08-30 1993-08-30 1
USGS 395028075423101 CH 468 1925-09-25 1925-09-25 1
USGS 395029075425901 CH 43 1958-04-14 1959-05-25 2
USGS 395030075425801 CH 31 1983-07-07 1984-05-16 2
USGS 395033075393601 CH 3444 1993-08-10 1993-08-10 1
USGS 395035075422301 CH 3210 1993-08-10 1993-08-10 2
USGS 395037075433201 CH 2414 1980-08-26 1981-05-07 2
USGS 395037075451401 CH 3532 1993-11-16 1993-11-16 1
USGS 395038075513601 CH 4342 1992-12-22 1992-12-22 1
USGS 395040075403701 CH 2586 1989-08-08 1989-08-08 1
USGS 395041075385801 CH 3405 1993-08-09 1993-08-09 1
USGS 395043075435301 LAGOOD OUTFALL SPIGOT, EAST END, AT KENNETT SQUARE 1999-05-18 2001-12-12 41
USGS 395043075440601 precip sampler 1999-08-15 2001-12-08 34
USGS 395043075440701 CH 5182 1998-06-16 2001-12-04 34
USGS 395043075440702 CH 5183 1998-05-19 2001-12-04 35
USGS 395043075440703 CH 5571 (LYSIMETER) 2000-04-12 2001-08-16 12
USGS 395043075440704 CH 5572 (LYSIMETER) 2000-04-12 2001-08-16 16
USGS 395043075440705 CH 5573 (LYSIMETER) 2000-04-12 2001-06-14 14
USGS 395043075440706 CH 5574 (LYSIMETER) 2000-04-12 2001-08-16 16
USGS 395044075435601 CH 4809 1994-07-12 1994-07-12 1
USGS 395045075434701 CH 5172 1998-05-21 2001-12-03 34
USGS 395045075434702 CH 5173 1998-05-21 2001-12-03 35
USGS 395045075434703 CH 5211 1999-06-11 2001-12-12 30
USGS 395045075434704 CH 5212 1999-06-11 2001-12-12 31
USGS 395045075434705 CH 5213 1999-06-11 2001-12-12 32
USGS 395045075474201 CH 2777 1990-09-06 1990-09-06 1
USGS 395046075415001 CH 30 1958-04-14 1995-08-02 3
USGS 395046075434401 CH 5180 1999-06-28 2001-12-05 27
USGS 395046075472701 CH 1877 1974-10-22 1974-10-22 1
USGS 395048075413601 CH 4730 1993-09-07 2000-08-03 3
USGS 395048075434701 CH 5174 1998-05-22 2001-12-03 34
USGS 395048075434702 CH 5175 1998-05-22 2001-12-03 34
USGS 395048075434703 CH 5215 1999-06-11 2001-12-12 34
USGS 395048075434704 CH 5216 1999-06-11 2001-12-12 34
USGS 395048075434705 CH 5217 1999-06-11 2001-12-12 31
USGS 395048075434706 CH 5218 1999-06-11 2001-12-12 31
USGS 395049075403401 CH 3471 1989-08-16 1989-08-16 1
USGS 395049075434301 CH 5178 1998-05-20 2002-07-31 35
USGS 395049075434302 CH 5179 1998-05-20 2001-12-04 34
USGS 395049075434401 CH 5449 (LYSIMETER) 2001-09-20 2001-12-12 5
USGS 395049075434601 pan sampler 1999-07-06 2001-10-25 41
USGS 395052075434201 CH 5181 1998-06-15 2001-12-04 34
USGS 395052075434501 CH 5176 1998-06-15 2001-12-05 34
USGS 395052075434502 CH 5177 1998-06-15 2001-12-05 34
USGS 395052075434503 CH 5219 1999-06-11 2001-12-12 31
USGS 395052075434504 CH 5564 1999-06-11 2001-12-12 32
USGS 395052075434505 CH 5565 1999-06-11 2001-12-12 32
USGS 395052075434506 CH 5566 1999-06-11 2001-12-12 31
USGS 395053075395801 CH 3473 1989-08-23 1989-08-23 1
USGS 395053075431901 CH 2593 1993-09-09 1993-09-09 2
USGS 395054075450601 CH 3484 1993-08-03 1997-07-02 12
USGS 395057075400701 CH 3129 1987-09-02 1987-09-02 3
USGS 395057075435001 CH 5448 (LYSIMETER) 2000-10-12 2001-08-16 12
USGS 395058075383701 CH 3561 1991-08-14 1991-08-14 1
USGS 395058075394001 CH 2071 1993-08-09 1993-08-09 1
USGS 395100075404801 CH 4417 1993-08-24 1993-08-24 1
USGS 395100075420001 CH 459 1925-09-25 1925-09-25 1
USGS 395100075434601 CH 5721 1999-08-09 2001-12-06 16
USGS 395100075434602 CH 5722 1999-08-09 2001-12-06 16
USGS 395100075434603 CH 5567 1999-09-23 2001-06-14 18
USGS 395100075434604 CH 5568 1999-07-15 2001-12-12 29
USGS 395100075434606 CH 5570 1999-07-15 2001-12-12 13
USGS 395100075503101 CH 2766 1987-09-03 2006-09-28 5
USGS 395104075383801 CH 3322 1988-08-15 1988-08-15 1
USGS 395104075390401 CH 3321 1988-08-15 1988-08-15 1
USGS 395106075382801 CH 4125 1991-08-07 1991-08-07 1
USGS 395106075414902 CH 54 1959-05-25 1959-05-25 1
USGS 395108075382901 CH 4023 1990-09-04 1990-09-04 1
USGS 395112075491901 CH 482 1925-09-21 1925-09-21 1
USGS 395112075491902 CH 483 1925-09-21 1925-09-21 1
USGS 395113075451701 CH 44 1959-05-22 1959-05-22 1
USGS 395115075441101 CH 3482 1993-07-27 1994-07-13 2
USGS 395118075382001 CH 2036 1974-10-08 1974-10-08 1
USGS 395121075394001 CH 3487 1993-07-28 1993-07-28 1
USGS 395122075503201 CH 3134 1987-09-03 1987-09-03 3
USGS 395123075400201 CH 3430 1993-08-04 1994-07-12 2
USGS 395123075421301 CH 3110 1987-08-25 1987-08-25 1
USGS 395129075415901 CH 4415 1993-08-05 1993-08-05 1
USGS 395129075442101 CH SP4 1959-05-25 1959-05-25 1
USGS 395130075414001 CH 4418 1993-08-25 1993-08-25 1
USGS 395130075454501 CH 4413 2000-08-03 2000-08-24 2
USGS 395131075454401 CH 3516 1993-08-02 2000-08-24 3
USGS 395131075503401 CH 2769 1985-08-29 1999-10-14 4
USGS 395132075452001 CH 2067 1993-08-02 1993-08-02 1
USGS 395135075413101 CH 3467 1989-08-09 1989-08-09 1
USGS 395137075404701 CH 3308 1988-06-30 1988-06-30 1
USGS 395137075492801 CH 4291 1992-09-16 1992-09-16 1
USGS 395137075501001 CH 2755 1991-08-23 1991-08-23 1
USGS 395141075432001 CH 3543 1993-09-01 1993-09-01 1
USGS 395143075474501 CH 3396 1993-07-27 1993-07-27 1
USGS 395145075513601 CH 6408 2001-07-16 2001-07-16 1
USGS 395147075503401 CH 3625 1990-07-16 1990-10-01 2
USGS 395148075502401 CH 3623 1989-11-28 1989-11-28 1
USGS 395148075502402 CH 3621 1989-11-28 1989-11-28 1
USGS 395152075501801 CH 3319 1988-08-12 1988-08-12 1
USGS 395152075501802 CH 3320 1988-08-12 1988-08-12 1
USGS 395154075505701 CH 3627 1990-07-16 1990-07-16 1
USGS 395156075510201 CH 3932 1990-07-18 1990-07-18 1
USGS 395157075401802 CH 6506 2001-08-23 2001-08-23 1
USGS 395157075405901 CH 3398 1993-07-29 1993-07-29 1
USGS 395157075510601 CH 509 1991-09-04 1991-09-04 1
USGS 395158075431801 CH 4412 1993-07-28 1993-07-28 1
USGS 395159075391101 CH 3306 1988-06-29 1988-06-29 1
USGS 395159075420901 CH 46 1958-04-15 1958-04-15 1
USGS 395159075504201 CH 2679 1984-06-07 1984-06-07 1
USGS 395200075405601 CH 4024 1990-09-04 1990-09-04 1
USGS 395200075501801 CH SP43 1991-09-09 1991-09-09 1
USGS 395200075502601 CH 3622 1989-11-29 1989-11-29 1
USGS 395200075502602 CH 3624 1990-07-18 1990-07-18 1
USGS 395201075421601 CH 3384 1993-09-08 1994-07-13 2
USGS 395202075391401 CH 455 1925-09-26 1925-09-26 1
USGS 395202075402001 CH 432 1997-09-03 1997-09-03 1
USGS 395202075410801 CH 3382 1993-09-10 1993-09-10 1
USGS 395202075451401 CH 2062 1987-10-22 1987-10-22 1
USGS 395203075451401 CH 2061 1982-06-24 1982-06-24 1
USGS 395207075575502 CH 5230 1995-08-14 2018-10-04 4
USGS 395213075411901 CH 2342 1993-07-29 1993-07-29 1
USGS 395215075453301 CH 3495 1993-07-22 1993-07-22 1
USGS 395219075440501 CH 52 1959-05-25 1959-05-25 1
USGS 395220075441200 W Branch Red Clay Creek at Rt. 926 1994-08-02 1994-08-02 1
USGS 395220075473301 CH 4008 1990-08-23 1990-08-23 1
USGS 395223075402901 CH 47 1958-04-15 1958-04-15 1
USGS 395223075423501 CH 4729 1993-09-02 1993-09-02 1
USGS 395223075442601 CH 2513 1993-08-03 1993-08-03 1
USGS 395228075421901 CH 2033 1996-09-11 1996-09-11 1
USGS 395230075415001 CH 4728 1993-09-01 1993-09-01 1
USGS 395231075420101 CH 4344 1993-03-31 1994-07-07 6
USGS 395234075425201 CH 4731 1993-09-10 1993-09-10 1
USGS 395238075391601 CH 6655 2002-08-06 2002-08-06 1
USGS 395238075413801 CH 770 1993-07-22 1993-07-22 1
USGS 395239075434701 CH 6653 2002-08-01 2002-08-01 1
USGS 395240075390801 CH 410 1986-08-26 2002-07-29 3
USGS 395240075435000 Unnamed Trib to W Branch Red Clay Cr at 1st Bend 1994-08-02 1994-08-02 1
USGS 395251075373101 CH 6405 2001-07-10 2001-07-10 1
USGS 395252075435200 Unnamed Trib to W Branch Red Clay Cr at 2nd Bend 1994-08-02 1994-08-02 1
USGS 395254075434001 CH 3383 1993-09-08 1993-09-08 1
USGS 395254075441001 CH 21 1958-04-15 1993-07-21 2
USGS 395255075423401 CH 3392 1993-09-08 1993-09-08 1
USGS 395256075440500 W Branch Red Clay Cr at Walkers Off Wollaston Road 1994-08-02 1994-08-02 1
USGS 395258075494201 CH 908 1963-06-17 1963-06-17 1
USGS 395259075440000 Unnamed Trib to W Branch Red Clay Cr nr Walkers 1994-08-02 1994-08-02 1
USGS 395302075363501 Brandywine Creek at Brintons Bridge 1987-08-21 1987-11-23 2
USGS 395305075443000 West Branch Red Clay Creek at Mill Road 1994-08-02 1994-08-02 1
USGS 395307075434301 CH 4410 1993-07-21 1993-07-21 1
USGS 395308075363701 Brandywine Creek at Brintons Bridge, PA 1987-08-21 1987-11-23 2
USGS 395311075552401 CH 6538 2006-09-27 2006-09-27 1
USGS 395312075431301 CH 4004 1990-08-01 1990-08-01 1
USGS 395313075451701 CH 3356 1989-06-02 1989-06-02 1
USGS 395314075422301 CH 5559 1997-08-27 1998-09-08 3
USGS 395316075440801 CH 4414 1993-08-04 1993-08-04 1
USGS 395318075452701 CH 3506 1993-07-08 1993-07-08 1
USGS 395319075552101 CH 4127 1991-08-26 1991-08-26 1
USGS 395323075350001 CH 3073 1986-09-06 1986-09-06 2
USGS 395323075442200 Unnamed Trib to W Branch Red Clay Cr at Poplar Rd 1994-08-02 1994-08-02 1
USGS 395323075443400 Unnamed Trib to W Branch Red Clay Cr at Mill Road 1994-08-02 1994-08-02 1
USGS 395330075434401 CH 4343 1992-12-30 1993-09-23 4
USGS 395331075544101 CH 2311 1998-09-01 1998-09-01 1
USGS 395332075552101 CH 4270 1992-08-10 1992-08-10 1
USGS 395333075551902 CH 4128 1991-08-27 1991-08-27 1
USGS 395334075551901 CH 4009 1990-08-24 1990-08-24 1
USGS 395336075414201 CH 2035 1974-10-09 1974-10-09 1
USGS 395336075550701 CH 1015 1964-05-25 1964-05-25 1
USGS 395336075551201 CH 512 1925-09-25 1925-09-25 1
USGS 395337075550501 CH 3119 1987-08-31 1999-10-14 4
USGS 395339075374501 CH 6406 2001-07-11 2001-07-11 2
USGS 395343075435301 CH 5480 1996-09-11 1996-09-11 1
USGS 395344075474801 CH 1849 1974-10-09 1974-10-09 1
USGS 395345075413201 CH 5228 1995-08-10 1995-08-10 1
USGS 395346075421001 CH 83 1986-07-11 2006-09-26 3
USGS 395348075421201 CH 786 1964-05-28 1964-05-28 1
USGS 395355075400601 CH 1509 1974-10-08 1974-10-08 1
USGS 395359075451901 CH 848 1989-08-23 1989-08-23 1
USGS 395359075581101 CH 2507 1983-07-14 1983-07-14 1
USGS 395406075441801 CH 3504 1993-07-20 1993-07-20 1
USGS 395411075393201 CH 179 1974-06-06 1974-06-06 1
USGS 395414075393401 CH 180 1974-06-06 1974-06-06 1
USGS 395420075393701 CH 1299 1971-05-24 1986-08-06 5
USGS 395423075431101 CH 4271 1992-08-20 1992-08-20 1
USGS 395426075360501 CH 5251 1995-09-01 1995-09-01 1
USGS 395429075394001 CH 1300 1971-05-24 1971-05-24 1
USGS 395433075431601 CH 812 1984-06-28 1984-06-28 1
USGS 395433075543601 CH 1000 1964-05-25 1986-08-25 3
USGS 395434075432201 CH 813 1974-10-09 1974-10-09 1
USGS 395435075430601 CH 2413 1980-08-26 1980-08-26 1
USGS 395438075484101 CH 895 1990-09-07 1990-09-07 1
USGS 395439075375301 CH 2450 1981-08-21 1981-08-21 1
USGS 395442075573901 CH 5247 1995-08-29 1995-08-29 1
USGS 395443075552701 CH 3118 1987-08-31 1987-08-31 3
USGS 395447075410701 CH 2503 1983-06-30 1983-06-30 1
USGS 395449075375201 CH 2475 1982-07-08 1982-08-08 2
USGS 395450075485401 CH 10 Chester County Observation Well 2018-05-30 2023-10-25 12
USGS 395454075350901 CH 6654 2002-08-05 2002-08-05 1
USGS 395458075500101 CH 444 1925-09-25 1925-09-25 1
USGS 395507075362301 CH SP24 1974-11-01 1975-04-04 2
USGS 395523075491101 CH 912 1964-05-27 1964-05-27 1
USGS 395524075572601 CH 5246 1995-08-29 1995-08-29 1
USGS 395534075403601 CH 754 1995-08-17 1995-08-17 1
USGS 395535075442501 CH 5250 1995-08-31 1995-08-31 1
USGS 395538075391301 CH 741 1964-05-28 1964-05-28 1
USGS 395540075525301 CH 1843 1995-08-29 1995-08-29 1
USGS 395542075561401 CH 1037 2000-08-16 2018-09-24 3
USGS 395554075424701 CH 5065 1995-08-17 1995-08-17 1
USGS 395556075325101 CH 5255 1995-08-29 1995-09-14 2
USGS 395559075395301 CH 4123 1991-07-20 1991-07-20 1
USGS 395603075434301 CH 172 1956-11-19 1956-11-19 1
USGS 395607075464401 CH 5245 1995-08-28 1995-08-28 1
USGS 395608075433401 CH 171 1971-06-03 1971-06-03 1
USGS 395610075334301 CH 5259 1995-09-20 1995-09-20 1
USGS 395611075421401 CH 792 1964-05-28 1964-05-28 1
USGS 395612075334701 CH 5260 1995-09-26 1995-09-26 1
USGS 395614075335701 CH 5261 1995-09-26 1995-09-26 1
USGS 395614075435701 CH 4553 1993-09-07 1993-09-08 3
USGS 395623075454901 CH 2401 1980-06-03 1981-08-19 3
USGS 395623075454902 CH 3302 1988-06-17 2006-09-07 2
USGS 395626075510101 CH 952 1995-08-30 1995-08-30 1
USGS 395632075453901 CH 2506 1983-07-14 1988-06-17 2
USGS 395638075471001 CH 878 1964-05-27 1964-05-27 1
USGS 395639075462601 CH 2404 1980-06-04 1980-06-04 1
USGS 395642075403801 CH SP71 2005-06-08 2005-06-08 1
USGS 395642075501101 CH 429 1929-09-25 1929-09-25 1
USGS 395648075542701 CH 1005 1995-08-29 1995-08-29 1
USGS 395651075405601 CH 755 2005-06-07 2005-06-07 1
USGS 395654075405001 CH 6878 2005-06-02 2005-06-02 1
USGS 395655075440001 CH 4411 1993-07-21 1993-07-21 1
USGS 395656075384801 CH 5236 1995-08-28 1995-08-28 1
USGS 395657075485201 CH 5235 1995-08-24 1995-08-24 1
USGS 395659075441201 CH 3083 1987-08-03 1987-08-03 1
USGS 395701075404401 CH 6881 2005-06-06 2005-06-06 1
USGS 395704075483801 CH 5553 1997-08-12 1997-08-12 1
USGS 395707075441401 CH 2505 1983-07-14 1986-07-11 4
USGS 395709075441001 CH 3082 1987-08-03 1987-08-03 1
USGS 395712075440901 CH 5090 1994-09-07 1994-09-07 1
USGS 395715075404401 CH 6883 2005-06-08 2005-06-08 1
USGS 395722075454601 CH 5475 1996-09-03 1996-09-03 1
USGS 395727075414901 CH 2451 1981-08-21 1991-07-15 3
USGS 395727075541201 CH 2431 1981-05-29 1981-05-29 1
USGS 395728075570701 CH 417 1986-11-24 1986-11-24 3
USGS 395731075485201 CH 2415 1980-08-29 1986-07-09 2
USGS 395734075392201 CH 744 1985-09-04 1985-09-04 1
USGS 395735075425301 CH 6673 2005-06-01 2005-06-01 1
USGS 395737075505801 CH 1846 1995-08-28 1995-08-28 1
USGS 395737075535701 CH 989 1988-08-10 1988-08-10 2
USGS 395737075542201 CH 498 1925-09-25 1925-09-25 1
USGS 395739075351301 CH 2499 1983-06-23 1983-06-23 1
USGS 395740075420401 CH 4602 1995-08-16 1995-08-16 1
USGS 395744075473901 CH 2424 1981-05-27 1987-07-22 2
USGS 395744075480501 CH 2474 1982-07-07 1988-06-21 3
USGS 395745075474101 CH 3309 1988-07-05 1988-07-05 1
USGS 395747075531301 CH 6179 2001-02-20 2001-02-20 1
USGS 395750075530201 CH 2828 1987-07-29 1987-07-29 3
USGS 395752075424801 CH 6879 2005-06-02 2005-06-02 1
USGS 395753075374201 CH 2752 1984-06-07 1990-09-05 2
USGS 395756075485301 CH SP65 2003-07-08 2003-07-10 4
USGS 395756075485401 Outfall to WB Brandywine C (CB37) nr Coatesville 2002-09-11 2002-09-11 1
USGS 395757075484701 CH SP nr Coatesville 2002-09-11 2003-07-08 4
USGS 395757075485001 Outfall to WB Brandywine C (CB39TC) nr Coatesville 2001-09-16 2003-08-04 4
USGS 395758075484501 CH SP66 2003-07-08 2003-07-08 3
USGS 395758075490101 Outfall to WB Brandywine Cr (CB35TC) nr Coatesvill 2002-09-11 2003-07-08 5
USGS 395759075434201 CH 5237 1995-08-28 1995-08-28 1
USGS 395802075491501 Outfall to WB Brandywine Cr (CB30) at Coatesville 2002-09-10 2003-07-08 4
USGS 395803075353701 CH 2468 1982-06-02 1982-06-22 2
USGS 395804075491601 Outfall to WB Brandywine Cr (CB29TC) @ Coatesville 2002-09-10 2003-07-08 5
USGS 395805075473001 CH 5234 1995-08-23 1995-08-23 1
USGS 395807075425301 CH 5160 1998-07-07 1998-07-07 1
USGS 395807075432201 CH 6882 2005-06-07 2005-06-07 1
USGS 395807075450201 CH SP70 2005-06-07 2005-06-07 1
USGS 395807075455701 CH 1106 1995-08-24 1995-08-24 1
USGS 395807075514401 CH 3364 1989-07-25 1989-07-25 1
USGS 395808075365501 CH 2339 1983-07-11 1983-07-11 1
USGS 395808075530301 CH 992 1964-05-27 2003-08-19 6
USGS 395810075534301 CH 991 1985-07-23 1986-07-18 4
USGS 395811075281901 CH 3303 1988-06-22 1988-06-22 1
USGS 395812075403401 CH 2430 1981-06-02 1987-08-03 2
USGS 395812075502901 CH 1935 1974-10-23 1982-09-02 3
USGS 395815075421401 CH 2452 1981-08-21 1981-08-21 1
USGS 395815075435501 CH 6880 2005-06-02 2005-06-02 1
USGS 395817075531301 CH 1095 1987-07-28 1987-07-28 3
USGS 395819075475001 CH 882 1963-05-22 1963-05-22 1
USGS 395819075492401 Outfall to WB Brandywine Cr (CB25TC) @ Coatesville 2002-09-10 2003-07-08 5
USGS 395820075530501 CH 3048 1986-08-22 1986-08-22 2
USGS 395823075492501 Outfall to WB Brandywine Cr (CB24) at Coatesville 2002-09-10 2002-09-10 1
USGS 395826075492701 Outfall to WB Brandywine Cr (CB23TC) @ Coatesville 2002-09-10 2003-07-09 5
USGS 395826075504001 CH 2504 1983-07-13 1983-07-13 1
USGS 395828075424101 CH 1521 1974-10-09 1974-10-09 1
USGS 395828075505001 CH 2476 1982-07-20 1985-09-04 3
USGS 395832075471801 CH 884 1964-05-27 1964-05-27 1
USGS 395833075284001 CH 5254 1995-09-13 1995-09-13 1
USGS 395834075352701 CH 2498 1983-06-23 1983-06-23 1
USGS 395837075491901 Outfall to WB Brandywine Cr (CB18TC) @ Coatesville 2002-09-10 2002-09-10 2
USGS 395840075492001 Outfall to WB Brandywine Cr (CB17TC) @ Coatesville 2002-09-09 2003-07-09 5
USGS 395847075375201 CH 2453 1981-09-02 1982-06-22 2
USGS 395848075492701 Outfall to WB Brandywine Cr (CB14) at Coatesville 2002-09-09 2003-07-09 3
USGS 395850075492801 Outfall to WB Brandywine Cr (CB13) at Coatesville 2002-09-09 2002-09-09 1
USGS 395851075503301 CH 936 1963-06-12 1963-06-12 1
USGS 395854075394600 WVC-14 1990-08-17 1991-10-05 13
USGS 395855075492801 Outfall to WB Brandywine Cr (CB11) at Coatesville 2002-09-09 2003-07-09 3
USGS 395900075381001 CH 2467 1982-06-22 1982-06-22 1
USGS 395900075480001 CH 414 1925-09-25 1925-09-25 1
USGS 395900075493001 Outfall to WB Brandywine Cr (CB9BTC) @ Coatesville 2003-07-09 2003-07-09 3
USGS 395901075493101 Outfall to WB Brandywine Cr (CB9) at Coatesville 2002-09-09 2003-07-09 3
USGS 395902075512201 CH 3358 1989-06-15 1989-06-15 1
USGS 395902075513801 CH 4779 1995-09-07 1995-09-07 1
USGS 395903075493301 Outfall to WB Brandywine Cr (CB7TC) at Coatesville 2002-09-09 2003-07-09 5
USGS 395904075493401 Outfall to WB Brandywine Cr (CB6) at Coatesville 2002-09-09 2002-09-09 1
USGS 395904075531601 CH 4578 1995-08-28 1995-08-28 1
USGS 395908075384700 WVC-19 seepage site no.34 broad run 1991-10-05 1991-10-05 1
USGS 395909075384701 CH 4148 1992-10-06 1992-10-06 1
USGS 395912075394001 CH 1514 1995-08-16 1997-07-02 12
USGS 395914075534901 CH 5472 1996-08-28 1996-08-28 1
USGS 395914075553801 CH 3301 1988-06-16 1988-06-16 3
USGS 395916075381901 CH 2279 1992-09-08 1992-09-08 1
USGS 395917075424201 CH 5563 1997-09-11 1997-09-11 1
USGS 395917075425801 CH 5233 1995-08-17 1995-08-17 1
USGS 395918075285301 CH 5253 1995-09-12 1995-09-12 1
USGS 395918075500201 CH 945 1986-11-13 1986-11-13 3
USGS 395920075370501 CH 341 1925-09-26 1925-09-26 1
USGS 395924075405601 CH 5227 1995-08-10 1995-08-10 1
USGS 395924075425001 CH 5558 1997-08-26 1997-08-26 1
USGS 395925075572401 CH 1067 1964-05-27 1964-05-27 1
USGS 395927075404901 CH 3085 1987-08-06 1988-06-21 2
USGS 395927075405501 CH 82 1986-07-09 1986-07-09 1
USGS 395932075475901 CH 889 1955-02-09 1987-07-29 2
USGS 395934075543201 CH 2472 1982-07-07 1982-07-07 1
USGS 395936075542501 CH 2403 1980-06-04 1986-08-08 5
USGS 395940075362401 CH 6497 2001-08-15 2001-08-15 1
USGS 395940075375800 WVC-18 seepage site no.35 broad run 1991-10-05 1991-10-05 1
USGS 395940075493701 CH 2416 1980-08-27 1980-08-27 1
USGS 395940075541201 CH 4547 1993-08-24 1993-08-24 1
USGS 395945075444501 CH 846 1964-05-28 1964-05-28 1
USGS 395946075465401 CH 874 1964-05-27 1964-05-27 1
USGS 395947075391301 CH 3918 2006-10-04 2006-10-04 1
USGS 395949075390801 CH 2969 1992-08-31 1992-08-31 1
USGS 395951075464001 CH 873 1964-05-27 1964-05-27 1
USGS 395951075543001 CH 6647 2003-08-20 2003-08-20 1
USGS 395957075503901 CH 412 1986-09-09 1986-09-09 2
USGS 395957075543601 CH 6646 2003-08-13 2003-08-13 1
USGS 400000075323801 CH 5252 1995-09-06 1995-09-06 1
USGS 400005075541501 CH 3326 1988-08-16 1988-08-16 2
USGS 400007075472501 CH 6512 2001-12-19 2001-12-19 1
USGS 400008075401001 CH 2348 1980-06-11 1988-06-24 4
USGS 400008075492601 CH SP (A7) nr Wagontown 2002-09-18 2003-07-17 4
USGS 400008075535901 CH 6535 2003-08-20 2003-08-20 1
USGS 400010075475501 CH 891 1955-02-09 1955-02-09 1
USGS 400010075565001 CH 3330 1988-08-23 1999-10-13 3
USGS 400014075474101 CH 890 1955-02-09 1955-02-09 1
USGS 400014075491801 CH 3081 1987-07-28 1987-07-28 1
USGS 400016075473201 CH 4778 1995-09-06 1995-09-06 1
USGS 400016075521101 CH 1376 1987-09-04 1987-09-04 3
USGS 400020075401101 CH 2719 1993-07-15 1993-07-15 1
USGS 400026075380601 CH 7268 2006-09-29 2006-09-29 1
USGS 400026075400901 CH 4129 1991-09-09 1991-09-09 1
USGS 400029075474901 CH 4240 2020-08-11 2020-08-11 1
USGS 400030075554201 CH 1091 1987-06-18 1987-06-18 3
USGS 400033075400901 CH 2724 1990-08-31 1990-08-31 1
USGS 400034075525001 CH 5987 2000-11-08 2000-11-08 1
USGS 400037075550101 CH 6515 2003-08-12 2003-08-12 1
USGS 400037075550201 CH 3214 1987-10-22 1987-10-22 3
USGS 400038075401101 CH 2753 1984-08-15 1984-08-15 1
USGS 400045075381301 CH 4772 1995-08-23 1995-08-23 1
USGS 400045075490201 CH 4230 2008-09-18 2008-09-18 1
USGS 400046075444001 CH 2115 1986-11-10 1986-11-10 3
USGS 400051075420101 CH 2361 1976-01-13 1976-01-13 1
USGS 400053075391801 CH 2728 1993-07-13 1993-07-13 1
USGS 400055075361401 CH 118 1995-01-01 1995-09-07 2
USGS 400055075421801 CH 4802 1994-06-08 1994-06-08 1
USGS 400056075291601 CH 5258 1995-09-19 1995-09-19 1
USGS 400058075384801 CH 2725 1991-09-05 2006-09-07 2
USGS 400103075395801 CH 2723 1991-09-11 1991-09-11 1
USGS 400103075484601 CH 4766 1995-08-28 1995-08-28 1
USGS 400104075383501 CH 4499 1993-08-16 1993-08-16 1
USGS 400105075534801 CH 3328 1988-08-26 1988-08-26 2
USGS 400106075372400 WVC-16 seepage site no.20 West Valley Creek Trib. 1991-10-03 1991-10-03 1
USGS 400106075381501 CH 4292 1992-09-28 1992-09-28 1
USGS 400108075382501 CH 2730 1991-09-11 1991-09-11 1
USGS 400108075545801 CH 1090 1987-06-17 1987-06-17 3
USGS 400109075432001 CH 3168 1987-09-29 1987-09-29 3
USGS 400109075543201 CH 2406 1980-06-11 1981-08-18 2
USGS 400110075283501 CH 5257 1995-09-19 1995-09-19 1
USGS 400111075491801 CH 4261 1996-08-15 2008-09-24 2
USGS 400113075382701 CH 4293 1992-09-28 1992-09-28 1
USGS 400115075374600 WVC-17 seepage site no.33 west valley creek trib. 1991-10-04 1991-10-04 1
USGS 400117075361101 CH 2495 1983-06-22 1983-06-22 1
USGS 400117075541501 CH 2417 1980-08-27 1988-08-26 4
USGS 400118075383201 CH 2161 1988-06-27 1999-10-06 4
USGS 400120075414401 CH 2113 1986-11-10 1986-11-10 3
USGS 400124075374101 CH 307 1981-06-02 1991-07-16 2
USGS 400124075382001 CH 81 1986-07-07 1986-07-07 1
USGS 400125075560201 CH 3332 1988-08-30 1988-08-30 2
USGS 400126075551001 CH 6514 2003-08-11 2003-08-11 1
USGS 400129075365901 CH 2412 1980-08-26 1982-06-24 2
USGS 400130075362301 CH 2422 1981-05-26 1981-05-26 1
USGS 400132075523401 CH 1386 1974-10-24 1974-10-24 1
USGS 400136075385501 CH 2497 1983-06-22 1995-08-21 2
USGS 400145075363801 CH 2496 1983-06-22 1983-06-22 1
USGS 400146075483701 CH 4780 1995-09-07 1995-09-07 1
USGS 400146075522701 CH 4740 1995-09-29 1995-09-29 1
USGS 400147075462501 CH 7236 2007-09-06 2007-09-06 1
USGS 400148075430101 CH 3117 1987-08-31 2006-11-03 6
USGS 400151075463101 CH 7220 2007-09-06 2007-09-06 1
USGS 400151075512601 CH 5089 1994-08-31 1994-08-31 1
USGS 400152075474801 CH 4573 1997-08-07 1997-08-07 1
USGS 400152075512701 CH 5088 1994-08-31 1994-08-31 1
USGS 400153075353502 CH 2740 1988-06-27 1989-07-12 3
USGS 400156075362901 CH 3363 1989-07-18 1989-07-18 1
USGS 400157075364001 CH SP42 1990-08-27 1990-08-27 1
USGS 400158075352801 CH 2745 1986-07-07 1986-07-07 1
USGS 400200075365001 CH 2746 1986-09-09 1990-08-30 3
USGS 400202075441901 CH 3090 1987-08-12 1987-08-12 3
USGS 400202075450301 CH 6511 2001-12-19 2001-12-19 1
USGS 400202075504001 CH 5087 1994-08-23 1994-08-23 1
USGS 400203075384201 CH 4828 1998-06-10 1998-06-10 1
USGS 400206075533601 CH 3122 1987-09-04 1987-09-04 3
USGS 400206075533701 CH 1096 1987-07-29 1987-07-29 3
USGS 400207075441301 CH 4155 2006-10-02 2006-10-02 1
USGS 400207075533701 CH 3131 1987-09-04 1987-09-04 3
USGS 400210075350901 CH 2143 1981-08-17 1984-06-01 2
USGS 400211075475901 CH 4505 2006-10-02 2006-10-02 1
USGS 400213075451201 CH 4640 2020-08-19 2020-08-19 1
USGS 400213075512901 CH 5473 1996-08-29 1996-08-29 1
USGS 400214075391201 CH 3719 1990-01-05 1990-01-05 1
USGS 400215075405001 CH 5243 1998-09-09 1998-09-15 2
USGS 400216075405101 CH 5244 1998-09-09 1998-09-15 2
USGS 400216075405601 CH 1217 1987-06-30 1987-06-30 3
USGS 400217075365700 WVC-20 seepage site west valley creek trib. 1991-10-07 1991-10-07 1
USGS 400217075534301 CH 3133 1987-10-21 1987-10-21 4
USGS 400218075424001 CH 3126 1987-09-01 1987-09-01 3
USGS 400219075533701 CH 2423 1981-05-27 1981-09-02 2
USGS 400220075364701 CH 3362 1989-07-17 1989-07-17 1
USGS 400221075321201 CH 2432 1981-06-03 1981-06-03 1
USGS 400221075530401 CH 3076 1987-07-16 1987-07-16 4
USGS 400222075441801 CH 3089 1987-08-12 1987-08-12 3
USGS 400224075370501 CH 2743 1989-07-18 1989-07-18 1
USGS 400224075405501 CH 1213 1987-07-02 1987-07-02 3
USGS 400224075432701 CH 3125 1987-09-01 2003-10-28 4
USGS 400227075361301 CH 2742 1991-09-12 1991-09-12 1
USGS 400227075430801 CH 86 1986-07-25 2003-11-05 3
USGS 400227075463701 CH 5238 1995-09-28 1997-06-25 9
USGS 400227075522901 CH 3123 1987-09-02 1987-09-02 3
USGS 400228075454101 CH 4531 2020-08-13 2020-08-13 1
USGS 400229075465601 CH 4539 1995-09-21 1995-09-21 1
USGS 400232075410701 CH 3127 1987-09-01 1987-09-01 3
USGS 400232075525701 CH 3337 1988-09-08 1988-09-08 2
USGS 400233075355601 CH 3926 1991-04-25 1991-04-25 1
USGS 400233075415601 CH 1208 1974-10-29 1974-10-29 1
USGS 400236075544001 CH 3189 1988-08-30 1988-08-30 3
USGS 400237075435401 CH 4773 1995-08-29 1996-06-27 3
USGS 400238075341301 CH 6398 2001-02-13 2001-02-13 1
USGS 400238075465901 CH 4339 1995-09-21 1997-06-26 9
USGS 400238075535301 CH 3213 1987-10-21 1987-10-21 4
USGS 400238075535601 CH 3315 1988-09-01 1988-09-01 2
USGS 400239075371501 CH 2315 1989-08-08 1989-08-08 1
USGS 400242075380601 CH 262 1973-02-13 1973-02-13 1
USGS 400242075484301 CH 2273 1975-03-03 1975-03-03 1
USGS 400242075502901 CH 1370 1986-09-03 1986-09-03 1
USGS 400243075534301 CH 3219 1986-06-16 1988-08-23 6
USGS 400247075532401 CH 6517 2003-11-04 2003-11-04 1
USGS 400247075545901 CH 6824 2003-10-30 2003-10-30 1
USGS 400251075531201 CH 3329 1988-08-22 1988-08-22 2
USGS 400253075535801 CH 3166 1987-10-19 1987-10-19 3
USGS 400254075531301 CH 1094 1987-06-26 1987-06-26 4
USGS 400258075412801 CH 4195 2006-09-26 2006-09-26 1
USGS 400300075523701 CH 1367 1987-08-05 1987-08-05 3
USGS 400301075275901 CH 5263 1995-09-28 1995-09-28 1
USGS 400308075405101 CH 4774 1995-08-29 1995-08-29 1
USGS 400310075454901 CH 1416 1974-10-31 1974-10-31 1
USGS 400312075432101 CH 1923 1967-07-07 1967-07-07 1
USGS 400315075523001 CH 3124 1987-09-02 1987-09-02 3
USGS 400318075430200 Marsh Creek Lake, PA 1974-07-10 1974-07-10 1
USGS 400324075475801 CH 1391 1974-10-29 1974-10-29 1
USGS 400327075324901 CH 6397 2001-02-13 2001-02-13 1
USGS 400328075431101 CH 4605 1985-10-11 1987-08-24 8
USGS 400335075490501 CH 1092 1987-06-23 1987-06-23 3
USGS 400337075445201 CH 4776 1995-08-30 1995-08-30 1
USGS 400337075495601 CH 2800 1984-08-16 1984-08-16 1
USGS 400338075483601 CH 5557 1997-08-25 1997-08-25 1
USGS 400338075514401 CH 1296 1987-09-02 1987-09-02 3
USGS 400340075501201 CH 2418 1980-08-27 1986-11-22 4
USGS 400342075515201 CH 5989 2000-10-24 2000-10-24 1
USGS 400348075253201 CH 5262 1995-09-27 1995-09-27 1
USGS 400348075552601 CH 5988 2000-10-30 2000-10-30 1
USGS 400359075413001 CH 4441 1995-09-29 1995-09-29 1
USGS 400359075514601 CH 1286 1986-12-01 1986-12-01 3
USGS 400404075501901 CH 1927 1967-07-07 1967-07-07 1
USGS 400404075515601 CH 3160 1988-08-22 1988-08-22 3
USGS 400409075501200 Icedale Lake at Icedale, PA 1988-07-11 1988-09-15 16
USGS 400411075405101 CH 3298 1988-06-13 1988-06-13 1
USGS 400413075453701 CH 1429 2020-07-20 2020-07-20 1
USGS 400413075463301 CH 173 1974-10-25 1974-10-25 1
USGS 400424075433500 Rain Gage on Marsh Creek, PA 1979-06-07 1986-08-22 25
USGS 400425075490801 CH 2271 1986-08-22 1986-08-22 2
USGS 400427075411501 CH 2428 1981-05-28 1981-05-28 1
USGS 400436075451701 CH 5052 2001-12-18 2001-12-18 1
USGS 400447075431201 CH 4815 1996-08-15 1996-08-15 1
USGS 400454075511601 CH 4022 1990-08-31 1990-08-31 1
USGS 400458075382701 CH 4298 1992-10-07 1992-10-07 1
USGS 400459075454101 CH 1924 1967-07-07 1967-07-07 1
USGS 400505075472701 CH 1928 1967-07-07 1967-07-07 1
USGS 400506075553601 CH 1268 1995-09-05 1995-09-05 1
USGS 400516075510301 CH 4025 1990-09-05 1990-09-05 1
USGS 400527075471001 CH 4010 1990-08-30 1990-08-30 1
USGS 400533075485001 CH 4781 1995-09-07 1995-09-07 1
USGS 400534075411701 CH 3299 1988-06-14 1988-06-14 1
USGS 400537075490901 CH 5996 2001-06-20 2001-06-20 1
USGS 400538075533001 CH 1281 1995-09-05 2000-08-07 3
USGS 400543075435501 CH 4817 1998-05-28 2006-09-13 2
USGS 400547075503701 CH 1311 1974-10-24 1995-09-27 2
USGS 400556075420301 CH 5444 2008-10-02 2008-10-02 1
USGS 400557075503501 CH 3080 1987-07-28 1987-07-28 1
USGS 400557075524701 CH 1926 1967-07-07 1967-07-07 1
USGS 400558075504701 CH 1925 1967-07-07 1967-07-07 1
USGS 400601075501401 CH 3077 1987-07-16 2006-09-25 2
USGS 400611075543801 CH 2998 1987-07-16 1987-07-16 4
USGS 400617075562301 CH 2500 1983-06-28 1983-06-28 1
USGS 400620075433501 CH 5481 1996-09-24 1996-09-24 2
USGS 400620075563801 CH 2433 1981-06-08 2006-09-25 3
USGS 400621075473401 CH 5239 1995-09-29 1995-09-29 1
USGS 400622075310502 CH 3300 1988-06-14 2006-09-05 2
USGS 400624075443701 CH 5992 2000-10-17 2000-10-17 1
USGS 400632075562401 CH 2501 1983-06-28 1983-06-29 2
USGS 400633075501302 CH 5995 2001-06-18 2001-06-18 1
USGS 400634075460001 CH 1434 1995-09-27 1995-09-27 1
USGS 400639075555801 CH 5554 1997-08-14 1997-08-14 1
USGS 400643075422501 CH 5435 2008-09-24 2008-09-24 1
USGS 400652075554001 CH 6643 2003-08-25 2003-08-25 1
USGS 400653075554301 CH 2845 1985-08-23 1985-08-23 1
USGS 400658075511601 CH 5410 2000-10-30 2000-10-30 1
USGS 400702075510601 CH 4782 1995-09-20 1995-09-20 1
USGS 400706075431501 CH 1435 1974-10-25 2001-06-21 4
USGS 400707075545001 CH 2473 1982-07-07 1983-06-28 2
USGS 400708075440801 CH 5170 1995-08-31 1995-08-31 2
USGS 400708075503501 CH SP18 1967-07-07 1967-07-07 1
USGS 400708075550601 CH 1265 1986-11-21 1986-11-21 3
USGS 400712075550001 CH 2419 1980-08-27 1983-06-28 2
USGS 400724075514701 CH 1283 2001-06-19 2001-06-19 1
USGS 400740075523001 CH 418 1986-12-05 1986-12-05 3
USGS 400744075491201 CH 1344 1974-10-24 1974-10-24 1
USGS 400858075490101 CH 5986 2000-10-30 2000-10-30 1
USGS 405732075541001 CH 5364 1999-09-30 2001-02-15 2
  group icon Delaware County, Pennsylvania
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 01481000 Brandywine Creek at Chadds Ford, PA 1948-01-14 2023-09-27 1860
USGS 395022075293701 DE 393 1925-09-26 1925-09-26 1
USGS 395146075345901 DE 531 2020-08-11 2020-08-11 1
USGS 395220075352801 DE 116 1925-09-26 1925-09-26 1
USGS 395243075343101 DE 33 1964-05-26 1983-07-22 2
  group icon Lancaster County, Pennsylvania
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 400538075581801 LN 1742 1988-09-02 1988-09-02 2
USGS 400549075584101 LN 1696 1987-07-08 1987-07-08 3
USGS 400554075581501 LN 1739 1988-09-01 1988-09-01 2
USGS 400605075575501 LN 1740 1988-09-02 1988-09-02 2
USGS 400606075574801 LN 1741 1988-09-02 1988-09-02 2
USGS 400621075574701 LN 1684 1986-11-21 1986-11-21 3
USGS 400654075554601 LN 1737 1988-08-17 1988-08-17 2
USGS 400658075554601 LN 1736 1988-08-17 1988-08-17 4