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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 -- 96 sites found


Hydrologic unit = 04020300
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 Alger County, Michigan
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 463038086330301 LAKE SUPERIOR NR MUNISING MI 1980-07-17 1980-07-17 1
USGS 463826086023401 GRAND SABLE LAKE NEAR GRAND MARAIS, MI (CMI) 2005-04-27 2005-08-17 23
USGS 463826086023402 GRAND SABLE LAKE NR GRAND MARAIS, MI (3FT AB BOT) 2005-04-27 2005-08-17 2
USGS 463826086023403 GRAND SABLE LAKE NR GRAND MARAIS, MI(PHOTIC ZONE) 2005-04-27 2005-08-17 2
USGS 463826086023405 GRAND SABLE LAKE NR GRAND MARAIS, MI (3FT BL SURF) 2005-04-27 2005-08-17 2
USGS 463826086023406 GRAND SABLE LAKE NR GRAND MARAIS, MI (MID-DEPTH) 2005-04-27 2005-08-17 2
  group icon Baraga County, Michigan
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 463208088111302 BEAUFORT LAKE SB NR MICHIGAMME, MI (3 FT AB LK BT) 2008-05-12 2008-08-19 2
USGS 463208088111303 BEAUFORT LAKE SB NEAR MICHIGAMME, MI (PHOTIC ZONE) 2008-05-12 2008-08-19 2
USGS 463208088111305 BEAUFORT LAKE SB NR MICHIGAMME, MI (3 FT BL LK SF) 2008-05-12 2008-08-19 2
USGS 463208088111306 BEAUFORT LAKE SB NEAR MICHIGAMME, MI (MID-DEPTH) 2008-05-12 2008-08-19 2
  group icon Chippewa County, Michigan
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 04045580 ST MARYS RIVER ABOVE SAULT STE MARIE, MI 1969-07-07 1992-07-08 436
  group icon Keweenaw County, Michigan
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 04001000 WASHINGTON CREEK AT WINDIGO, MI 1962-08-06 2023-09-12 276
USGS 04040240 HILLS CREEK AT 2-TRACK SECT 30 NR AHMEEK, MI 2014-08-28 2016-07-26 5
USGS 04040280 EAGLE RIVER AT STATE HWY 26 AT EAGLE RIVER, MI 2014-08-28 2016-07-27 6
USGS 472725087543401 58N 28W 06BADD01 KEWEENAW CO (K. MOUNTAIN LODGE) 1986-08-27 1990-08-02 2
USGS 472837087594701 59N 29W 28CDBD01 KEWEENAW CO 1986-08-27 1986-08-27 1
USGS 475814088582001 LAKE DESOR NR S DESOR CAMPGROUND AT ISLE ROYALE,MI 2012-06-25 2013-08-16 6
USGS 475823088585001 LAKE DESOR NR CENTER AT ISLE ROYALE, MI 2012-06-25 2013-08-16 5
USGS 480155088412101 LAKE RICHIE NR INDIAN PORTAGE TR AT ISLE ROYALE,MI 2012-06-15 2013-08-26 7
USGS 480227088420201 LAKE RICHIE NR CENTER AT ISLE ROYALE, MI 2012-06-05 2013-08-26 8
USGS 480237088415701 LAKE RICHIE NR CANOE CAMPGROUND AT ISLE ROYALE, MI 2012-06-15 2013-08-26 7
USGS 480302088474701 LAKE HARVEY NR CENTER AT ISLE ROYALE, MI 2012-06-14 2013-08-28 6
USGS 480305088410601 LAKE RICHIE NR BEDROCK BEACH AT ISLE ROYALE, MI 2012-06-15 2013-08-26 6
USGS 480308088410001 LAKE RICHIE AT MOSKEY PORTAGE ISLE ROYALE, MI 2012-08-16 2012-08-22 2
USGS 480308088471401 LAKE HARVEY NEAR NE OF LAKE AT ISLE ROYALE, MI 2012-06-14 2013-08-28 6
USGS 480317088422601 LAKE LESAGE NEAR SOUTH PORTAGE AT ISLE ROYALE, MI 2012-06-21 2012-08-16 3
USGS 480318088430801 LAKE LESAGE NEAR NW PORTAGE AT ISLE ROYALE, MI 2012-06-21 2012-08-16 3
USGS 480328088423201 LAKE LESAGE NR CENTER AT ISLE ROYALE, MI 2012-06-21 2012-08-16 3
USGS 480338088415901 LAKE LESAGE NEAR NE END OF LAKE AT ISLE ROYALE, MI 2012-06-21 2012-08-16 3
USGS 480350088433001 CHICKENBONE LAKE NR E CB CAMPGROUND AT ISRO, MI 2012-06-21 2013-08-18 7
USGS 480416088421201 CHICKENBONE LAKE NR CENTER AT ISLE ROYALE, MI 2012-06-21 2012-08-14 3
USGS 480426088415401 CHICKENBONE LAKE NR W CB CAMPGROUND AT ISRO, MI 2012-06-21 2013-08-18 6
USGS 480429088431001 CHICKENBONE LAKE NR OLD PORTAGE AT ISLE ROYALE, MI 2012-06-21 2013-08-18 6
USGS 480518088401401 SARGENT LAKE NR NW END OF LAKE AT ISLE ROYALE, MI 2012-06-19 2013-08-20 7
USGS 480528088394201 SARGENT LAKE NR CENTER AT ISLE ROYALE, MI 2012-06-19 2013-08-20 6
USGS 480535088390901 SARGENT LAKE NR S BASIN PORTAGE AT ISLE ROYALE, MI 2012-06-19 2013-08-20 6
USGS 480557088391001 SARGENT LAKE NR NE END OF LAKE AT ISLE ROYALE, MI 2012-07-26 2013-08-20 5
USGS 480841088323401 LAKE AHMIK NEAR WEST END AT ISLE ROYALE, MI 2013-06-19 2013-08-19 3
USGS 480852088322901 LAKE AHMIK NR CENTER OF LAKE ISLE ROYALE, MI 2013-06-19 2013-08-19 3
USGS 480856088322001 LAKE AHMIK NEAR SOUTH SHORE AT ISLE ROYALE, MI 2013-06-19 2013-08-19 3
USGS 480856088322601 LAKE AHMIK NEAR PORTAGE AT ISLE ROYALE, MI 2013-06-19 2013-08-19 4
  group icon Marquette County, Michigan
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 04044100 LAKE SUPERIOR AT MARQUETTE, MI 1972-08-07 1973-06-29 11
USGS 463021087095301 47N 23W 03ABD 01 MARQUETTE CO (HICKS) 1970-10-06 1970-10-06 1
USGS 465031087404501 51N 27W 01CAC 01 MARQUETTE CO (PICK) 1970-10-14 1970-10-14 1
  group icon Cook County, Minnesota
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 475710089412001 GRAND PORTAGE BAY (SITE 7) NEAR GRAND PORTAGE, MN. 1994-09-22 1996-06-25 2
USGS 475725089381301 WAUSWAUGONING BAY (SITE 1) NEAR GRAND PORTAGE, MN. 1994-09-22 1996-06-25 23
USGS 475728089391501 063N06E10ADB 02 1993-08-16 1993-08-16 6
USGS 475730089400001 GRAND PORTAGE BAY(SITE 3) NEAR GRAND PORTAGE, MN. 1993-08-16 1996-06-25 12
USGS 475740089410001 GRAND PORTAGE BAY (SITE 6) NEAR GRAND PORTAGE, MN. 1994-09-22 1996-06-25 2
USGS 475745089391501 GRAND PORTAGE BAY (SITE 4) NEAR GRAND PORTAGE, MN. 1995-08-22 1996-06-25 2
USGS 475757089394001 GRAND PORTAGE BAY (SITE 5) NEAR GRAND PORTAGE, MN. 1996-06-25 1996-06-25 1
  group icon Ashland County, Wisconsin
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 04026370 LAKE SUPERIOR AT ASHLAND, WI 1970-10-15 1970-10-15 1
USGS 463655090365501 LAKE SUPERIOR NR BAD RIVER SLOUGH NEAR ODANAH, WI 1986-07-30 1986-07-30 1
USGS 463700090370001 HONEST JOHN LAKE NEAR ODANAH, WI 1986-07-30 1986-07-30 1
USGS 463800090370701 LAKE SUPERIOR 0.9 MI N OF HONEST JOHN LK, WI 2016-07-14 2016-07-14 1
USGS 463800090383001 BAD RIVER SLOUGH NEAR ODANAH, WI 1986-07-30 1986-07-30 1
USGS 463812090375101 LAKE SUPERIOR 0.6 MI NE OF BAD RIVER SLOUGH, WI 2016-07-14 2016-07-14 2
USGS 463834090390301 LAKE SUPERIOR 0.3 MI N OF BAD RIVER MOUTH, WI 2016-07-14 2016-07-14 1
USGS 463844090390401 LAKE SUPERIOR 0.5 MI N OF BAD RIVER MOUTH, WI 2014-07-23 2014-11-03 33
USGS 463859090385701 LAKE SUPERIOR 0.8 MI N OF BAD RIVER MOUTH, WI 2016-07-14 2016-07-14 2
USGS 463905090460701 CHEQUAMEGON BAY 0.6 MI S OF OAK POINT, WI 2016-07-14 2016-07-14 1
USGS 463927090384501 LAKE SUPERIOR 1.3 MI N OF BAD RIVER MOUTH, WI 2014-07-23 2014-11-03 42
USGS 464158090472101 CHEQUAMEGON BAY 2 MI S OF LAPOINTE LIGHTHOUSE, WI 2016-07-14 2016-07-14 1
USGS 464200090432301 LAKE SUPERIOR 0.75 MI E OF CHEQUAMEGON POINT, WI 2014-07-24 2014-09-18 24
USGS 464413090465901 LAKE SUPERIOR S CHANNEL BW LONG & MADELINE ISS, WI 2014-07-25 2014-11-04 28
USGS 464449090310901 LAKE SUPERIOR 9.75 MI NE OF BAD RIVER MOUTH, WI 2014-07-22 2014-11-03 26
USGS 464644090472301 LAKE SUPERIOR AT MADELINE ISLAND, WI 1978-09-28 1978-09-28 1
USGS 464742090480701 LAKE SUPERIOR N CHANNEL BW LA POINTE & BAYFIELD WI 2014-07-25 2014-09-18 28
USGS 464830090423201 AS-50/03W/14-0072 1970-09-29 1970-09-29 1
USGS 464948090432800 LAKE SUPERIOR SITE 3 NEAR BASSWOOD & MADELINE IS 1981-07-21 1982-07-27 8
USGS 465142090311901 LAKE SUPERIOR BW MADELINE AND MICHIGAN ISS, WI 2014-07-24 2014-09-18 30
USGS 465158090453900 LAKE SUPERIOR SITE 4 NEAR RED CLIFF & BASSWOOD IS 1981-07-21 1982-07-26 12
USGS 465439090331101 PRESQUE ISLE BAY SITE 9 NEAR STOCKTON ISLAND, WI 1982-07-27 1982-07-27 2
USGS 465443090330001 AS-51/02E/01-0108 1979-07-31 1979-07-31 1
USGS 465444090330300 LAKE SUPERIOR AT DOCK ON PRESQUE ISLE BAY, WI 1981-07-23 1981-09-09 2
USGS 465445090332601 PRESQUE ISLE BAY SITE 7 NEAR STOCKTON ISLAND, WI 1982-07-27 1982-07-27 2
USGS 465449090330601 PRESQUE ISLE DOCK AT STOCKTON ISLAND 1981-09-09 1983-11-02 4
USGS 465452090354900 LAKE SUPERIOR NEAR QUARRY POINT, WI 1981-07-23 1981-09-09 2
USGS 465454090331101 PRESQUE ISLE BAY SITE 8 NEAR STOCKTON ISLAND, WI 1982-07-27 1982-07-27 2
USGS 465457090334101 PRESQUE ISLE BAY SITE 6 NEAR STOCKTON ISLAND, WI 1982-07-27 1982-07-27 2
USGS 465507090332501 PRESQUE ISLE BAY SITE 5 NEAR STOCKTON ISLAND, WI 1982-07-27 1982-07-27 2
USGS 465507090340601 PRESQUE ISLE BAY SITE 3 NEAR STOCKTON ISLAND, WI 1982-07-27 1982-07-27 2
USGS 465515090341401 PRESQUE ISLE BAY SITE 2 NEAR STOCKTON ISLAND, WI 1982-07-27 1982-07-27 2
USGS 465516090362200 LAKE SUPERIOR AT DOCK ON QUARRY BAY, WI 1981-07-23 1981-09-09 2
USGS 465518090334101 PRESQUE ISLE BAY SITE 4 NEAR STOCKTON ISLAND, WI 1982-07-27 1982-07-27 2
USGS 465519090362301 AS-52/02W/34-0110 1979-07-24 1979-07-24 1
USGS 465525090340201 PRESQUE ISLE BAY SITE 1 NEAR STOCKTON ISLAND, WI 1982-07-27 1982-07-27 2
USGS 465544090450900 LAKE SUPERIOR AT DOCK ON OAK ISLAND, WI 1981-07-23 1981-09-09 2
USGS 465605090401700 LAKE SUPERIOR SITE 2 NEAR RED CLIFF, WI 1981-07-21 1982-07-26 8
USGS 470140090403701 AS-53/03W/25-0109 1979-09-19 1979-09-19 1
USGS 470145090402800 LAKE SUPERIOR AT DOCK ON ROCKY ISLAND, WI 1981-07-23 1981-09-09 2
USGS 470156090390700 LAKE SUPERIOR AT DOCK ON SOUTH TWIN ISLAND, WI 1981-07-23 1981-09-09 2
  group icon Bayfield County, Wisconsin
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 465301090462700 LAKE SUPERIOR AT FLOATING DOCK AT RED CLIFF BAY 1981-07-23 1981-09-09 2
USGS 465815090472000 LAKE SUPERIOR AT RASPBERRY ISLAND SPIT, WI 1981-07-23 1981-09-09 2
USGS 465855090560701 BA-52/05W/13-0181 1979-08-02 1979-08-02 1
USGS 470313090541300 LAKE SUPERIOR SITE 1 NORTH OF YORK ISLAND, WI 1981-07-22 1982-07-26 8