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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 -- 121 sites found


Hydrologic unit = 01070004
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 Middlesex County, Massachusetts
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 01095862 NASHUA RIVER NEAR MCPHERSON ROAD, SHIRLEY, MA 2020-08-20 2020-10-23 3
USGS 01095865 MORSE BROOK NEAR SHIRLEY, MA 1985-01-16 1985-07-10 2
USGS 01095880 NONACOICUS BROOK NEAR AYER, MA 1973-03-20 1974-01-09 2
USGS 01095915 MULPUS BROOK NEAR SHIRLEY, MA 1973-03-20 1974-01-09 2
USGS 01095917 MULPUS BROOK AT HAZEN ROAD NEAR SHIRLEY, MA 1999-07-22 1999-07-22 2
USGS 01095920 NASHUA RIVER NEAR AYER, MA 1973-03-21 2020-10-23 5
USGS 01096000 SQUANNACOOK RIVER NEAR WEST GROTON, MA 1955-10-04 1995-04-24 200
USGS 01096050 SQUANNACOOK RIVER NEAR SHIRLEY, MA 1973-03-20 1974-01-09 2
USGS 01096500 NASHUA RIVER AT EAST PEPPERELL, MA 1952-05-07 2024-02-06 189
USGS 01096501 GULF BROOK NEAR PEPPERELL, MA 1985-05-31 1988-08-09 5
USGS 01096503 NISSITISSIT RIVER AT PEPPERELL, MA 1973-03-22 1974-01-10 2
USGS 01096505 UNKETY BROOK NEAR PEPPERELL, MA 1973-03-21 1974-01-10 2
USGS 422928071354901 BARE HILL HARVARD MA 2003-08-06 2003-08-06 1
USGS 423255071345801 MA-AYW 44 1998-08-26 1998-08-26 1
USGS 423301071345701 MA-AYW 45 1998-08-13 1998-08-13 1
USGS 423303071351201 MA-AYW 5 1954-06-01 1966-07-26 5
USGS 423304071345401 MA-AYW 46 1998-08-19 1998-10-21 2
USGS 423305071345401 MA-AYW 47 1998-08-19 1998-10-21 2
USGS 423305071345402 MA-AYW 50 2000-02-15 2000-02-15 1
USGS 423305071345501 MA-AYW 48 1998-08-12 1998-10-21 3
USGS 423305071345502 MA-AYW 51 2000-02-17 2000-02-17 1
USGS 423306071345401 MA-AYW 49 1998-08-19 1998-10-21 2
USGS 423306071345402 GROVE POND SW-1 1998-08-26 1998-08-26 1
USGS 423306071345501 MA-AYW 53 2000-02-16 2000-02-16 1
USGS 423306071345502 MA-AYW 52 2000-02-16 2000-02-16 1
USGS 423307071345501 GROVE POND SQ-A1 2000-02-17 2000-02-17 1
USGS 423308071345401 GROVE POND SW-3 1998-08-26 1998-08-26 1
USGS 423324071372302 MA-SMW 78-0045 1985-01-16 1985-07-10 2
USGS 423325071372201 MA-SMW 79-0042 1985-01-16 1985-07-10 2
USGS 423325071372301 MA-SMW 68-0052 1985-01-16 1985-07-10 2
USGS 423325071372401 MA-SMW 83-0003 1985-01-16 1985-07-10 2
USGS 423327071364101 MA-AYW 43 1967-05-03 2019-08-14 7
USGS 423907071404101 HARBOR POND AT TOWNSEND, MA 2004-07-30 2004-07-30 1
USGS 424012071380601 HEALD POND PEPPERELL,MA 2003-08-14 2003-08-14 1
USGS 424024071463301 PRECIPITATION NEAR ASHBY, MASS 1973-10-29 1973-10-29 1
USGS 424207071375802 MA-PFW 59 1985-05-31 1989-04-27 3
USGS 424207071375901 MA-PFW 52-0057 1985-05-31 1985-11-20 2
USGS 424207071375902 MA-PFW 52-0030 1985-11-20 1985-11-20 1
USGS 424207071375903 MA-PFW 52-0012 1985-05-31 1985-05-31 1
USGS 424207071375904 MA-PFW 57 - MIDDLE WELL POINT 1985-11-20 1985-11-20 1
USGS 424208071375901 MA-PFW 56 1985-05-31 1985-11-20 2
USGS 424208071380001 MA-PFW 55-0054 1985-05-31 1985-11-20 2
  group icon Worcester County, Massachusetts
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 01094340 WHITMAN RIVER NEAR WESTMINSTER, MA 1973-03-19 1996-09-25 57
USGS 01094360 FLAG BROOK NEAR WEST FITCHBURG, MA 1996-09-09 1996-09-25 3
USGS 01094380 PHILLIPS BROOK NEAR WESTMINSTER, MA 1973-03-19 1974-01-08 2
USGS 01094400 NORTH NASHUA RIVER AT FITCHBURG, MA 1972-11-30 1995-04-26 151
USGS 01094420 MONOOSNOC BROOK, US LEOMINSTER WATER TREATMENT PLT 2018-04-23 2019-05-06 13
USGS 01094422 MONOOSNOC BROOK, DS LEOMINSTER WATER TREATMENT PLT 2018-04-23 2019-02-01 11
USGS 01094445 NORTH NASHUA R NR LANIDES LN, E. FITCHBURG, MA 2020-08-28 2023-07-19 10
USGS 01094450 NORTH NASHUA RIVER AT NORTH LEOMINSTER, MA 1973-03-21 2023-07-19 24
USGS 01094455 NORTH NASHUA RIVER AT LEOMINSTER, MA 1996-08-26 2023-07-12 13
USGS 01094460 MONOOSNOC BROOK AT LEOMINSTER, MA 1973-03-19 1974-01-08 2
USGS 01094480 FALL BROOK AT LEOMINSTER, MA 1973-03-19 1974-01-08 2
USGS 01094500 NORTH NASHUA RIVER NEAR LEOMINSTER, MA 1954-10-12 1995-04-26 196
USGS 01094535 WEKEPEKE BROOK AT I-190 NEAR LANCASTER, MA 1985-08-06 1985-08-06 1
USGS 01094700 NORTH NASHUA RIVER NEAR LANCASTER, MA 1969-01-31 1976-04-07 7
USGS 01094720 NORTH NASHUA RIVER AT N MAIN ST NR LANCASTER, MA 1973-03-21 1974-01-08 2
USGS 01094950 STILLWATER RIVER AT WEST STERLING, MA 2020-08-24 2020-10-29 3
USGS 01095000 ROCKY BROOK NEAR STERLING, MA 1955-11-22 1967-05-09 15
USGS 01095014 STILLWATER RIVER AT PUMPHOUSE NEAR STERLING, MA 1988-07-19 1989-08-25 14
USGS 01095024 WACHUSETTS BROOK AT PUMPHOUSE NEAR STERLING, MA 1988-08-04 1989-08-15 9
USGS 01095220 STILLWATER RIVER NEAR STERLING, MA 1973-03-19 2016-08-08 121
USGS 01095400 QUINAPOXET R ABOVE SHAFT 1, AT OAKDALE, MA 1973-03-19 1974-01-08 2
USGS 01095450 WACHUSETT RESERVOIR NEAR CLINTON, MA 1970-10-08 1970-10-08 1
USGS 01095500 NASHUA RIVER AT CLINTON, MA 1957-03-25 1957-03-25 1
USGS 01095505 NASHUA RIVER 0.4 MI UPSTREAM RT 110 AT CLINTON, MA 2020-08-24 2020-10-20 3
USGS 01095506 NASHUA RIVER AT ROUTE 110, CLINTON, MA 2020-08-24 2020-10-20 3
USGS 01095520 SOUTH BRANCH NASHUA RIVER AT SOUTH LANCASTER, MA 1973-03-21 1974-01-09 2
USGS 01095529 NASHUA RIVER TRIBUTARY AT LANCASTER, MA 2003-09-10 2003-09-10 2
USGS 01095860 NASHUA RIVER AT FORT DEVENS, MA 1974-12-11 1980-09-29 50
USGS 422341071464901 MA-WSW 26 WEST BOYLSTON, MA 2015-05-27 2016-05-11 2
USGS 422634071484501 MA-SYW 161 - 58 1988-08-23 1988-08-23 1
USGS 422634071484602 MA-SYW 110 1989-04-27 1989-04-28 2
USGS 422723071542301 PRECIPITATION STA. NR. PRINCETON, MA - AUDUBON 1983-09-16 1985-09-26 105
USGS 422750071442501 MA-SYW 150 1985-08-06 1985-08-06 1
USGS 422804071440801 MA-SYW 149 1985-08-06 1985-08-06 1
USGS 422827071434901 MA-SYW 144 1985-08-06 1985-09-05 2
USGS 422836071434901 MA-LRW 87 1985-08-05 1985-08-05 1
USGS 422846071433901 MA-LLW 88 1985-08-05 1985-08-05 1
USGS 422942071431901 NORTH NASHUA RIVER NR LANCASTER,MA 2004-07-27 2004-07-27 2
USGS 423008071442701 BROOKS POND PUMP STATION, LEOMINSTER, MA 2023-11-08 2024-02-07 2
USGS 423111071364801 MA-HIW 47 1961-02-14 1971-09-21 7
USGS 423120071441601 LEOMINSTER WWTF INFLUENT, LEOMINSTER, MA 2022-10-11 2024-02-07 7
USGS 423120071441602 LEOMINSTER WWTF EFFLUENT, LEOMINSTER, MA 2022-10-11 2024-02-07 7
USGS 423120071441603 LEOMINSTER WWTF RESIDUALS, LEOMINSTER, MA 2022-10-11 2024-02-07 6
USGS 423132071523401 WYMAN POND, LEINO PARK RD, SHALLOW, WESTMINSTER,MA 2018-04-23 2019-04-25 14
USGS 423132071523402 WYMAN POND, LEINO PARK RD, DEEP, WESTMINSTER, MA 2018-05-09 2019-04-25 9
USGS 423134071442201 SEARSTOWN PUMP STATION, LEOMINSTER, MA 2023-11-08 2024-02-07 2
USGS 423146071362201 MA-HIW 102 1958-03-06 1966-07-26 6
USGS 423148071423701 PIONEER PARK PUMP STATION, LEOMINSTER, MA 2023-11-08 2024-02-07 2
USGS 423206071505601 WESTMINSTER LANDFILL, WESTMINSTER, MA 2023-11-09 2024-02-08 2
USGS 423211071524701 WYMAN POND SHALLOW, WESTMINSTER, MA 2018-04-23 2019-02-12 11
USGS 423211071524702 WYMAN POND DEEP, WESTMINSTER, MA 2018-04-23 2018-11-08 9
USGS 423215071534101 FITCHBURG WATER TREATMENT PLANT BACKWASH EFFLUENT 2018-04-23 2019-02-12 11
USGS 423220071425501 KENNEDY WAY PUMP STATION, LEOMINSTER, MA 2023-11-08 2024-02-07 2
USGS 423249071450801 EAST FITCHBURG WWTF INFLUENT, EAST FITCHBURG, MA 2022-10-24 2024-02-08 6
USGS 423249071450802 EAST FITCHBURG WWTF EFFLUENT, EAST FITCHBURG, MA 2022-10-24 2024-02-08 6
USGS 423249071450803 EAST FITCHBURG WWTF RESIDUALS, EAST FITCHBURG, MA 2022-10-24 2024-02-08 7
USGS 423254071445202 CRAWFORD STREET PUMP STATION, LEOMINSTER, MA 2023-11-08 2024-02-07 2
USGS 423258071480701 LEOMINSTER WATER TREATMENT PLANT BACKWASH EFFLUENT 2018-04-23 2019-02-01 11
USGS 423335071453801 COBBLER DRIVE PUMP STATION, FITCHBURG, MA 2023-11-09 2024-02-08 2
USGS 423336071504201 WEST FITCHBURG WWTF EFFLUENT, FITCHBURG, MA 2023-11-09 2024-02-08 2
USGS 423336071520201 WESTMINSTER 2A PUMP STATION, WESTMINSTER, MA 2023-11-09 2024-02-08 2
USGS 423441071495601 MA-FTZ 01 2004-06-17 2004-06-17 1
USGS 423447071472501 SAWYER PASSWAY PUMP STATION, FITCHBURG, MA 2023-11-09 2024-02-08 2
USGS 423744071532401 FACTORY VILLAGE POND NEAR ROUTE 12, ASHBURNHAM, MA 2005-06-21 2005-06-21 1
  group icon Hillsborough County, New Hampshire
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 0109650060 NISSITISSIT RIVER AT BOND STREET, AT BROOKLINE, NH 2000-04-19 2000-09-01 3
USGS 0109650165 SEE STATION 0109650060 2000-09-01 2000-09-01 2
USGS 01096506 NASHUA RIVER AT RUNNELS BRIDGE ROAD, NR HOLLIS, NH 1973-07-09 1973-10-29 4
USGS 01096507 NASHUA RIVER AT CANAL STREET, AT NASHUA, NH 1978-11-13 1981-09-15 49
USGS 424225071411701 NH-B4W 436 2012-11-10 2012-11-10 1
USGS 424305071475301 NH-MGW 89 2012-11-03 2012-11-03 1
USGS 424321071480401 NH-MGW 88 2012-06-03 2012-06-03 1
USGS 424325071392402 NH-B4W 14 1964-06-15 1964-06-15 1
USGS 424345071420401 NH-B4W 111 2012-04-26 2012-04-26 1
USGS 424415071392601 NH-B4W 453 2012-07-14 2012-07-14 1
USGS 424431071330601 NH-HSW 628 2012-12-23 2012-12-23 1
USGS 424449071412501 NH-B4W 522 2012-08-06 2012-08-06 1
USGS 424548071403201 NH-B4W 558 2000-06-22 2000-06-22 5
USGS 424606071295202 NH-NASHUA 187 1963-06-11 1963-06-11 1
USGS 424614071392801 NH-B4W 286 2012-04-25 2012-04-25 1