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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 Discrete water samples data are undergoing modernization with this page no longer being updated with the latest data starting March 11, 2024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 -- 27 sites found


Hydrologic unit = 18020123
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 Butte County, California
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 11394500 MF FEATHER R NR MERRIMAC CA 1963-07-09 1977-12-07 85
USGS 11396350 SF FEATHER R A PONDEROSA DAM CA 1963-07-09 1966-06-02 36
USGS 393209121204701 LK OROVILLE BL ENTERPRISE BR NR FORBESTOWN CA 2023-08-18 2023-08-18 1
USGS 393256121283401 LK OROVILLE A OROVILLE DAM NR OREGON CITY CA 2023-08-18 2023-08-18 1
USGS 393258121261701 LK OROVILLE BL BIDWELL BAR BR NR OREGON CITY CA 2023-08-18 2023-08-18 1
USGS 393302121124501 SF FEATHER R 0.15 MI BL FORBESTOWN DAM CA 2012-10-10 2012-10-31 18
USGS 393305121204701 020N006E31F001M 2021-09-13 2021-09-13 3
USGS 393431121234701 LK OROVILLE A UNION BAR NR BERRY CREEK CA 2023-08-18 2023-08-18 1
USGS 394237121161801 MF FEATHER R A MILSAP BAR NR BRUSH CREEK CA 2012-10-16 2012-10-31 17
  group icon Plumas County, California
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 11391400 L LAST CHANCE C BL FRENCHMAN DAM NR CHILCOOT CA 1957-08-27 1962-06-08 28
USGS 11391500 BIG GRIZZLY C AT GRIZZLY VALLEY DAM NR PORTOLA CA 1957-07-24 1966-09-08 104
USGS 11392100 MF FEATHER R NR PORTOLA CA 1970-05-25 1980-09-25 48
USGS 11392200 MF FEATHER R A DELLEKER CA 1970-05-26 1973-01-31 59
USGS 11392400 SULFUR C NR MOUTH CA 1971-09-29 1971-10-27 4
USGS 11393000 MF FEATHER R A SLOAT CA 2011-09-21 2011-09-21 2
USGS 11393300 MF FEATHER R BL LONG VALLEY C A SLOAT CA 1970-05-25 1973-01-30 58
USGS 11393500 MF FEATHER R BL SLOAT CA 1956-10-03 1962-07-12 60
USGS 394034121051801 SF FEATHER R NR LA PORTE CA 2012-10-08 2012-10-17 16
USGS 394100120400001 021N012E07JS01M 2008-09-17 2018-08-16 6
USGS 394647120314501 MF FEATHER R NR DELLEKER CA 2011-09-22 2011-09-22 2
USGS 394800120300001 023N013E34Q001M 2008-10-20 2018-08-15 6
USGS 394900120330001 023N013E30LS01M 2008-09-15 2008-09-15 3
USGS 395141120504901 MF FEATHER R ABV BRAY C NR SLOAT CA 2012-10-15 2012-11-07 17
USGS 395200120270001 023N014E06L001M 2008-10-21 2008-10-21 3
  group icon Sierra County, California
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 393300120220001 020N014E25CS01M 2008-09-16 2008-09-16 3
  group icon Yuba County, California
Agency Site Number Site Name Period of Record
Begin Date End Date Samples
USGS 11395300 LOST C AB SLY C RES CA 2015-08-27 2015-08-27 1
USGS 393100121110001 019N007E09L001M 2008-10-08 2018-08-14 6