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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 -- 181 sites found


Hydrologic unit = 04040002
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 Cook County, Illinois
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 04087430 LAKE MICHIGAN AT WATER WORKS AT CHICAGO, IL 1970-10-07 1970-10-07 1
USGS 414442087325701 bh4s, st. michaels church 1993-06-17 1993-06-17 1
USGS 414442087325702 38N15E-32.2e (USEPA BH4D) 1993-06-17 1993-06-17 1
USGS 414639087373901 38N14E-21.2g1 1914-01-01 1914-01-01 1
USGS 414719087364001 WASHINGTON PARK LAGOON AT CHICAGO, IL 2023-05-08 2023-05-08 1
USGS 414728087351001 38N14E-14.1g1 1913-01-01 1913-01-01 1
USGS 414950087501201 39N12E-35.6f1 1936-03-27 1936-03-27 1
USGS 415030087485601 39N12E-25.5d1 1923-10-29 1923-10-29 1
USGS 415032087485601 39N12E-25.5d2 1902-10-18 1902-10-18 1
USGS 415033087485201 39N12E-25.5d3 1940-01-01 1940-01-01 1
USGS 415042087403101 39N14E-30.4e1 1914-01-01 1914-01-01 1
USGS 415146087371001 39N14E-22.5f1 1914-01-01 1914-01-01 1
USGS 415237087504401 39N12E-15.2h1 1923-09-11 1923-09-11 1
USGS 415459087403601 40N13E-31.4d1 1945-01-01 1945-01-01 1
USGS 415459087403602 40N13E-31.4d2 1944-01-01 1944-01-01 1
USGS 415502087375701 SOUTH POND AT CHICAGO, IL 2023-05-24 2023-05-24 1
USGS 415541087381401 NORTH POND NEAR CHICAGO, IL 2023-05-23 2023-05-23 1
USGS 420328087492301 41N12E-12.8b1 1974-04-03 1987-10-21 7
  group icon Lake County, Illinois
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 04087285 WETLAND AT WINTHROP HARBOR, IL 2008-03-31 2008-05-13 5
USGS 04087300 LAKE MICHIGAN TRIBUTARY AT WINTHROP HARBOR, IL 2007-05-31 2008-05-13 137
USGS 04087312 LK MICHIGAN TRIB AT WETLAND AT WINTHROP HARBOR, IL 2007-05-31 2008-05-13 11
USGS 04087316 LK MICHIGAN TRIB AT MAIN ST AT WINTHROP HARBOR, IL 2007-05-31 2008-05-13 17
USGS 04087318 LK MICHIGAN TRIB AT RAILROAD AT WINTROP HARBOR, IL 2007-05-31 2008-05-13 9
USGS 04087320 LK MICHIGAN TRIB AT MOUTH AT WINTHROP HARBOR, IL 2007-05-31 2008-05-13 12
USGS 04087405 BULL CREEK AT ZION, IL 2007-05-31 2008-05-13 75
USGS 040874083 DEAD RIVER NEAR WAUKEGAN, IL 2007-05-31 2008-05-13 14
USGS 040874087 DEAD RIVER AT MOUTH NEAR WAUKEGAN, IL 2007-05-31 2008-05-13 11
USGS 040874126 SW FORK OF S B OF RAVINE 10 AT HIGHLAND PARK, IL 1994-02-17 1994-10-31 3
USGS 421640087504301 44N12E-21.8f1 1904-01-03 1904-01-03 1
USGS 421642087504201 44N12E-21.8f2 1938-07-11 1950-03-01 3
USGS 421642087505201 44N12E-20.5f1 1958-10-22 1958-10-22 1
USGS 421919087495301 44N12E- 4.2f1 1930-01-10 1930-01-10 1
USGS 421922087495401 44N12E- 4.2f2 1930-01-10 1930-01-10 1
USGS 421924087503201 44N12E- 4.1g1 1930-01-10 1930-01-10 1
USGS 421958087501301 45N12E-33.5d1 1930-01-10 1930-01-10 1
USGS 422010087494501 45N12E-33.1f1 1930-01-10 1930-01-10 1
USGS 422023087494401 45N12E-33.1h1 1930-01-10 1930-01-10 1
USGS 422137087494201 45N12E-21.1c1 1930-01-10 1930-01-10 1
USGS 422245087492401 45N12E-15.7f1 1930-01-10 1930-01-10 1
USGS 422506087492201 46N12E-34.8f1 1987-03-27 1987-03-27 1
USGS 422522087492701 46N12E-34.8d1 1987-04-08 1987-04-08 1
USGS 422533087481601 46N12E-35.8h1 1957-10-03 1957-10-03 1
USGS 422634087493501 46N12E-21.1a1 1935-06-05 1945-03-13 2
USGS 422644087493901 46N12E-21.1b1 1926-02-08 1946-09-06 3
USGS 422723087502801 46N12E-21.7h1 1930-01-10 1930-01-10 1
USGS 422757087492501 46N12E-15.8e1 1987-04-08 1987-04-08 1
USGS 422800087492601 46N12E-15.8f1 1987-04-08 1987-04-08 1
USGS 422803087475301 46N12E-14.6g1 (Zion well 1) 1980-12-08 1994-11-03 12
USGS 422803087475302 46N12E-14.6g2 (Zion well 2) 1982-12-01 1994-11-02 6
USGS 422803087475303 46N12E-14.6g3 (Zion well 3) 1982-12-02 1994-11-02 6
USGS 422803087475304 46N12E-14.6g4 (Zion well 4) 1982-11-24 1994-11-01 5
USGS 422855087493501 46N12E-9.1f1 1932-04-25 1938-07-15 2
USGS 422901087492901 46N12E- 9.1h1 1984-05-04 1985-02-27 3
  group icon Kenosha County, Wisconsin
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 04087248 PIKE RIVER AT STH 31 NEAR RACINE, WI 1977-03-29 1977-03-29 1
USGS 04087257 PIKE RIVER NEAR RACINE, WI 1971-11-02 1994-09-15 181
USGS 04087258 PIKE RIVER AT CTH A NEAR KENOSHA, WI 2003-11-11 2007-06-28 11
USGS 04087263 PIKE RIVER TRIBUTARY NEAR KENOSHA, WI 1977-03-29 1977-03-29 1
USGS 04087270 PIKE CREEK AT 43RD STREET AT KENOSHA, WI 2004-06-28 2007-09-04 8
USGS 04087280 WETLAND AT STATE LINE, WI 2007-05-31 2008-05-13 12
USGS 423002087512401 KE-01/22E/35-0247 1966-07-28 1966-07-28 1
USGS 423042087492201 KE-01/23E/30-0293 1964-02-04 1964-03-03 2
USGS 423050087492001 KE-01/23E/30-0263 1964-01-31 1966-07-27 3
USGS 423127087491201 KE-01/23E/19-0031 1962-06-20 1976-08-31 4
USGS 423149088071501 KE-01/20E/22-0266 1983-08-26 1983-08-26 1
USGS 423454088055002 KE-01/20E/02-0260 1983-08-25 1983-08-25 1
USGS 423546087522201 KE-02/22E/26-0032 1959-03-09 1959-03-09 1
USGS 423609087502001 KE-02/22E/25-0254 1963-11-29 1963-11-29 1
USGS 423646087545801 KE-02/22E/20-0005 1965-10-22 1965-10-22 1
USGS 423647087545801 KE-02/22E/20-0235 1983-08-23 1983-08-23 1
USGS 423848087515301 KE-02/22E/11-0236 1963-06-19 1981-09-03 3
USGS 423907087521701 KE-02/22E/11-0006 1963-05-03 1976-06-02 5
  group icon Milwaukee County, Wisconsin
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 04086950 LINCOLN CREEK AT MILWAUKEE, WI 1995-07-10 1995-07-10 1
USGS 04087114 HWY I894 STORMSEWER @ OKLAHOMA AVE @ WEST ALLIS,WI 1999-03-11 2000-09-22 78
USGS 04087200 OAK CREEK NEAR SOUTH MILWAUKEE, WI 2011-08-24 2011-11-30 8
USGS 04087201301 AC DELCO FLOW COMPOSITE SAMPLE AT OAK CREEK, WI 1993-06-30 1994-06-05 9
USGS 04087201302 AC DELCO TIME COMPOSITE SAMPLE AT OAK CREEK, WI 1993-06-30 1994-06-05 8
USGS 04087201303 AC DELCO POLLUTAGRAPH SAMPLE AT OAK CREEK, WI 1993-06-30 1994-06-05 61
USGS 04087201304 AC DELCO PARKING LOT SAMPLE AT OAK CREEK, WI 1993-06-30 1994-05-24 6
USGS 04087201305 AC DELCO SOLDERING ROOF SAMPLE AT OAK CREEK, WI 1993-06-30 1994-05-24 8
USGS 04087201306 AC DELCO HIGH TRAFFIC SAMPLE AT OAK CREEK, WI 1993-06-30 1994-05-24 7
USGS 04087201307 AC DELCO BASKET STORAGE SAMPLE AT OAK CREEK, WI 1993-06-30 1994-05-24 6
USGS 04087201308 AC DELCO TRUCK PARKING SAMPLE AT OAK CREEK, WI 1993-06-30 1994-05-24 6
USGS 04087201309 AC ROCHESTER ROOF SAMPLE AT OAK CREEK, WI 1993-06-30 1994-05-24 8
USGS 04087201310 AC DELCO ROOF SAMPLE AT OAK CREEK, WI 1993-06-30 1994-05-24 8
USGS 0408720148 DRAINAGE DITCH EAST OF GMIA RWY 1-L @ MILWAUKEE,WI 2019-06-13 2019-06-13 1
USGS 04087202 OAK CREEK AT E DREXEL AVE IN OAK CREEK, WI 2022-08-16 2022-08-16 1
USGS 04087203 OAK CREEK AT S PENNSYLVANIA AVE IN OAK CREEK, WI 2022-08-16 2022-08-16 1
USGS 04087204 OAK CREEK AT SOUTH MILWAUKEE, WI 1972-09-21 2022-10-03 428
USGS 04087206 OAK CREEK AT MILL POND AT SOUTH MILWAUKEE, WI 2016-10-19 2017-06-07 4
USGS 04087207 OAK CREEK AT MOUTH AT SOUTH MILWAUKEE, WI 2016-10-20 2022-08-16 2
USGS 040872118 ROOT RIVER AT WEST ALLIS, WI 2010-06-23 2014-05-28 5
USGS 040872119 ROOT TRIBUTARY AT CLEVELAND AVE AT WEST ALLIS, WI 2014-06-06 2014-06-06 1
USGS 040872125 ROOT RIVER AT BELOIT ROAD AT GREENFIELD, WI 2010-06-23 2011-09-16 16
USGS 040872127 ROOT TRIBUTARY AT KULWICKI PARK AT GREENFIELD, WI 2014-05-22 2014-05-22 1
USGS 04087213 ROOT RIVER AT LAYTON AVENUE AT GREENFIELD, WI 2004-06-16 2017-06-07 29
USGS 040872138 ROOT RIVER AT 84TH ST AT GREENFIELD, WI 2014-05-22 2021-08-05 5
USGS 040872139 ROOT TRIBUTARY @ MARTIN LUTHER HS @ GREENFIELD, WI 2014-05-22 2021-08-05 6
USGS 04087214 ROOT RIVER AT GRANGE AVENUE AT GREENDALE, WI 2004-02-07 2022-09-28 45
USGS 04087220 ROOT RIVER NEAR FRANKLIN, WI 1961-09-15 2022-09-29 213
USGS 04087234601 PPG FLOW COMPOSITE SAMPLE AT OAK CREEK, WI 1993-06-30 1993-09-30 7
USGS 04087234602 PPG TIME COMPOSITE SAMPLE AT OAK CREEK, WI 1993-08-05 1993-09-30 6
USGS 04087234603 PPG POLLUTAGRAPH SAMPLE AT OAK CREEK, WI 1993-08-05 1993-09-13 20
USGS 04087234604 PPG PARKING LOT SAMPLE AT OAK CREEK, WI 1993-06-30 1993-11-12 7
USGS 04087234605 PPG STORAGE ROOF SAMPLE AT OAK CREEK, WI 1993-06-30 1993-11-12 8
USGS 04087234606 PPG HIGH TRAFFIC SAMPLE AT OAK CREEK, WI 1993-06-30 1993-11-12 8
USGS 04087234607 PPG OUTSIDE STORAGE SAMPLE AT OAK CREEK, WI 1993-06-30 1993-11-12 6
USGS 04087234608 PPG MIXING ROOF SAMPLE AT OAK CREEK, WI 1993-06-30 1993-11-12 8
USGS 425106087505301 ML-05/22E/36-0377 1966-08-23 1966-08-23 1
USGS 425156087544001 ML-05/22E/28-0394 1964-02-11 1964-02-11 1
USGS 425202087563401 ML-05/22E/30-0540 1967-03-27 1967-03-27 1
USGS 425235087504701 ML-05/22E/24-0095 1962-06-15 1962-06-15 1
USGS 425248088001001 ML-05/21E/22-0232 1952-01-17 1962-06-15 3
USGS 425249087514101 ML-05/22E/23-0557 1966-08-04 1966-08-04 1
USGS 425250088010201 ML-05/21E/21-0472 1966-08-16 1966-08-16 1
USGS 425257088004501 ML-05/21E/21-0400 1956-11-21 1966-08-16 2
USGS 425302087520301 ML-05/22E/23-0562 1959-01-22 1966-08-03 2
USGS 425313088003701 ML-05/21E/21-0421 1956-11-21 1956-11-21 1
USGS 425322087543201 ML-05/22E/16-0454 1962-01-04 1966-08-03 2
USGS 425324087543201 ML-05/22E/16-0412 1961-06-15 1966-08-03 3
USGS 425326088021201 ML-05/21E/17-0252 1952-01-17 1952-01-17 1
USGS 425437087574001 ML-05/21E/12-0453 1966-08-16 1966-08-16 1
USGS 425448087574501 ML-05/21E/12-0333 1966-08-16 1966-08-16 1
USGS 425532087564201 ML-05/22E/06-0499 1966-08-03 1966-08-03 1
USGS 425532088020101 Lk Whitnall Site WTN.3 nr Milwaukee, WI 2004-07-15 2004-07-15 8
USGS 425535088015401 Lk Whitnall Site WTN nr Milwaukee, WI 2004-07-15 2004-07-15 28
USGS 425537088023301 ML-05/21E/05-0478 1995-06-19 1995-06-19 1
USGS 425608087593001 ML-06/21E/34-0092 1947-02-11 1964-02-20 4
USGS 425610088015401 ML-06/21E/32-0094 1962-06-15 1962-06-15 1
USGS 425625087563101 ML-06/22E/31-0344 1966-08-23 1966-08-23 1
USGS 425628087592501 ML-06/21E/34-0091 1947-04-23 1964-02-20 5
USGS 425628088033501 ML-06/21E/31-0456 1966-08-15 1966-08-15 1
USGS 425643088031301 ML-06/21E/30-0563 1966-08-15 1966-08-15 1
USGS 425643088031701 ML-06/21E/30-0414 1966-08-15 1966-08-15 1
USGS 425647088030901 ML-06/21E/30-0410 1961-11-16 1966-08-18 2
USGS 425658088030001 ML-06/21E/30-0396 1961-11-16 1966-08-18 2
USGS 425659088003901 PARKING LOT RUNOFF SITE PL-MLHS AT GREENDALE, WI 2014-07-25 2020-07-28 2
USGS 425700088002601 PARKING LOT RUNOFF SITE PL-SRM AT GREENDALE, WI 2014-07-25 2020-07-28 2
USGS 425756088005701 ML-06/21E/21-0561 1966-08-17 1966-08-17 1
USGS 425758087510101 ML-06/22E/23-0289 1952-01-17 1952-01-17 1
USGS 430046088035101 ML-06/21E/06-0130 1947-02-11 1983-07-11 3
USGS 430124087534401 MILWAUKEE METRO SEWARAGE DISTRICT, MILWAUKEE WI 2008-11-05 2008-11-05 1
  group icon Racine County, Wisconsin
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 040872325 ROOT RIVER CANAL NEAR RAYMOND, WI 1995-07-10 1995-07-10 1
USGS 04087233 ROOT RIVER CANAL NEAR FRANKLIN, WI 1966-12-07 2010-06-10 207
USGS 040872347 HUSHER CREEK NEAR CALEDONIA, WI 2001-05-25 2001-10-18 6
USGS 040872393 HOODS CREEK AT BROOK ROAD NEAR FRANKSVILLE, WI 2004-06-16 2007-09-04 8
USGS 04087240 ROOT RIVER AT RACINE, WI 1961-09-15 2004-10-27 234
USGS 04087241 ROOT RIVER NR CLAYTON PARK AT RACINE, WI 2016-10-19 2018-06-14 11
USGS 040872415 ROOT RIVER NR GRAND AVE AT RACINE, WI 2016-10-19 2016-10-19 1
USGS 04087242 ROOT RIVER NEAR MOUTH AT RACINE, WI 2004-06-29 2023-05-30 65
USGS 04087243 PIKE RIVER @ HWY 20 NEAR RACINE, WI 2001-05-25 2001-10-18 6
USGS 424119087594701 RA-03/21E/27-0245 1981-09-02 1981-09-02 1
USGS 424125088020501 RA-03/21E/29-0381 1983-08-18 1983-08-18 1
USGS 424204087540901 RA-03/22E/21-0017 1946-11-07 1960-11-10 2
USGS 424238087541001 RA-03/22E/21-0019 1962-07-20 1962-07-20 1
USGS 424246087524601 RA-03/22E/15-0269 1983-08-17 1983-08-17 1
USGS 424310087561201 RA-03/22E/18-0254 1983-08-17 1983-08-17 1
USGS 424333087474201 RA-03/23E/16-0026 1962-06-21 1962-06-21 1
USGS 424422087482201 RA-03/23E/08-0022 1963-05-03 1972-03-28 7
USGS 424450088010001 RA-03/21E/04-0354 1981-09-03 1981-09-03 1
USGS 424453088010201 RA-03/21E/04-0337 1963-05-06 1963-05-06 1
USGS 424522087541701 RA-03/22E/04-0283 1963-11-29 1963-11-29 1
USGS 424531087570301 RA-04/22E/31-0014 1962-06-14 1981-09-03 2
USGS 424631087534301 RA-04/22E/28-0041 1983-08-17 1983-08-17 1
USGS 424806088022601 RA-04/21E/17-0133 1983-08-18 1983-08-18 1
USGS 424840087563001 RA-04/22E/18-0043 1983-08-17 1983-08-17 1
USGS 424902087490001 RA-04/23E/07-0047 1966-08-02 1966-08-02 1
USGS 424933088002901 RA-04/21E/10-0008 1963-11-29 1963-11-29 1
USGS 425027087542601 RA-04/22E/04-0048 1958-10-02 1980-05-30 13
  group icon Waukesha County, Wisconsin
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 04087085701 UPS FLOW COMPOSITE SAMPLE AT ELM GROVE, WI 1993-10-08 1994-06-20 9
USGS 04087085702 UPS TIME COMPOSITE SAMPLE AT ELM GROVE, WI 1993-10-08 1994-06-20 8
USGS 04087085703 UPS POLLUTAGRAPH SAMPLE AT ELM GROVE, WI 1993-11-12 1994-06-20 88
USGS 04087085704 UPS CAR PARKING SAMPLE AT ELM GROVE, WI 1993-10-08 1994-05-24 4
USGS 04087085705 UPS HIGH TRAFFIC SAMPLE AT ELM GROVE, WI 1993-10-08 1994-05-24 5
USGS 04087085706 UPS ROOF SAMPLE AT ELM GROVE, WI 1993-10-07 1994-05-24 5
USGS 04087085707 UPS TRUCK PARKING SAMPLE AT ELM GROVE, WI 1993-10-08 1994-05-24 4
USGS 04087085708 UPS LAWN SAMPLE AT ELM GROVE, WI 1993-10-13 1993-10-13 1
USGS 425420088043001 WK-05/20E/12-0898 1977-09-13 1977-09-13 1
USGS 425522088044901 WK-05/20E/01-1102 1977-06-24 1977-07-18 2
USGS 425525088054401 WK-05/20E/02-0885 1973-01-08 1973-01-08 1
USGS 425702088052801 WK-06/20E/26-1511 1982-09-16 1982-09-16 1
USGS 430019088051601 WK-06/20E/01-0233 1964-08-18 1964-08-18 1