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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 -- 33 sites found


Hydrologic unit = 18040006
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 Fresno County, California
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 11230540 SF SAN JOAQUIN R A MONO HOT SPRINGS CA 1979-10-10 1980-09-11 5
USGS 11247000 SAN JOAQUIN R BL KERCKHOFF PH NR PRATHER CA 1978-06-26 1980-09-11 13
USGS 370000119393000 MILLERTON LK SITE NO 1 A WINCHELL BAY CA 1978-06-27 1979-06-27 60
USGS 370025119414500 MILLERTON LK SITE NO 2 NR FRIANT DAM CA 1978-06-27 1980-08-21 196
USGS 370140119393000 MILLERTON LK SITE NO 3 OP PINCUSHION MT CA 1978-06-27 1980-08-21 183
USGS 370600119190001 009S024E35G001M 2008-07-23 2018-09-10 6
USGS 370847118462601 SF SAN JOAQUIN R NR EMERALD PK.,CALIF 1978-09-11 1978-09-11 1
USGS 371017118424601 DARWIN CYN C NR EVOLUTION LAKE,CALIF. 1978-09-11 1978-09-11 1
USGS 371025118432101 EVOLUTION C NR EVOLUTION LAKE,CALIF. 1978-09-11 1978-09-11 1
USGS 371033118423501 MCGEE CYN C NR COLBY MEADOW,CALIF 1978-09-11 1978-09-11 1
USGS 371123118473601 SF SAN JOAQUIN R NR EVOLUTION VLY CA 1978-09-11 1978-09-11 1
USGS 371127118454201 EVOLUTION C NR EVOLUTION MEADOW,CALIF. 1978-09-11 1978-09-11 1
USGS 371212118480001 SF SAN JOAQUIN R NR MT HENRY,CALIF 1978-09-11 1978-09-11 1
USGS 373155119011501 FISH CR SPRING 1 1984-07-07 1984-07-07 1
USGS 373155119011502 FISH CR SPRING 2 1984-07-07 1984-07-07 1
USGS 373200119012201 005S027E08CS01M 1993-10-20 1993-10-20 1
USGS 373200119012202 005S027E08CS02M 1993-10-20 1993-10-20 1
  group icon Madera County, California
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 371100119270001 008S023E33C001M 2006-05-22 2006-05-22 3
USGS 371300119280001 008S023E20F001M 2006-05-22 2006-05-22 3
USGS 371300119300001 008S022E24A001M 2006-05-11 2021-05-13 6
USGS 371300119300002 008S023E19D001M 2006-05-22 2006-05-22 3
USGS 371600119320001 007S022E35Q003M 2006-05-08 2021-05-12 7
USGS 371700119310001 007S022E25L001M 2006-05-17 2006-05-17 3
USGS 371800119320001 007S022E23K001M 2006-05-11 2007-05-23 22
USGS 371900119340001 007S022E09M001M 2006-05-15 2021-05-11 13
USGS 372000119280001 007S023E05Q001M 2006-05-25 2006-05-25 3
USGS 372000119290001 007S023E05M001M 2006-05-25 2006-05-25 3
USGS 373700119050001 004S026E03A001M 2008-10-21 2018-08-30 6
USGS 373707119042201 REDS MEADOW SPRING CA 1984-06-21 1990-07-11 4
USGS 373708119040601 004S026E11AS01M 1994-07-14 1994-07-14 1
USGS 373738119045501 004S026E03JS01M 1984-07-08 2008-09-25 2
USGS 373917119044001 UPPER SODA SPRING 1984-07-08 1984-07-08 1
USGS 374000119050001 003S026E15R001M 2008-09-25 2008-09-25 3