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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 11250110 SAN JOAQUIN R RELEASE A FRIANT DAM CA
Fresno County, California
Hydrologic Unit Code 18040001
Latitude  36°59'57", Longitude 119°42'22" NAD83
Drainage area 1,638  square miles
Gage datum 330 feet above NAVD88
Output formats
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HTML table without channel data
Tab-separated data with channel data
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Meas.
Number		   Date       Time Time
Datum		 Measurement
Used?		   Who Measuring
Agency		 Stream
flow
(ft3/s)		 Gage
Height
(ft)		 GH
Change
(ft)		 Meas.
Duration
(hr)		 Meas.
Rated		   Control Flow
Adjust.
Code 
152025-05-08 10:16:51PDTYesJSOLUMUSGS495 0.001.50FairVegetationModerateBYPS
142024-10-23 14:32:03PDTYesJSOLUMUSGS383 0.001.40PoorVegetationModerateBYPS
132024-08-07 15:59:22PDTYesJSOLUMUSGS453 0.40PoorVegetationModerateBYPS
122023-10-19 14:03:05PDTYesDRUDE/JSOLUMUSGS351 PoorDebrisLightBYPS
112022-09-20 12:14:27PDTYesNHIGGINSON/DUSGS200 Fair NONE
102022-09-20 12:08:59PDTYesNHIGGINSON/DUSGS198 Good NONE
92021-07-22 10:50PDTYesTNAKAMURA/CDUSGS228 GoodDebrisModerateNONE
82020-09-09 13:36:30PDTYesTKN/CADUSGS373 GoodDebrisLightNONE
72019-10-22 10:11PDTYesTKN/CADUSGS386 0.20FairVegetationModerateOTHR
62019-09-04 12:28:30PDTYesTAO/CADUSGS339 0.60GoodClearNONE
52018-08-16 10:39PDTYesDC/JSUSGS377 0.001.30GoodClearNONE
42018-06-26 13:36:01PDTYesDMC/CADUSGS371 0.000.80GoodClearNONE
32017-09-14 11:26PDTYesDMC/JSUSGS308 0.001.00GoodClearNONE
22017-08-15 14:02PDTYesDMC/AOUSGS302 0.001.00GoodClearNONE
12016-08-18 08:27:30PDTYesDMCUSGS510 FairClearNONE