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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 09427520 COLORADO RIVER BELOW PARKER DAM, AZ-CA

San Bernardino County, California
Hydrologic Unit Code 15030104
Latitude  34°17'44", Longitude 114°08'22" NAD27
Drainage area 182,700  square miles
Contributing drainage area 178,700  square miles
Gage datum 300.54 feet above NGVD29

Period of record
Begin Date End Date Count
1983-10-13 2022-06-06 472

 
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