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Streamflow Measurements for the Nation

USGS 11467500 SF GUALALA R NR ANNAPOLIS CA

Sonoma County, California
Hydrologic Unit Code 18010109
Latitude  38°42'18", Longitude 123°25'19" NAD27
Drainage area 161  square miles
Gage datum 70 feet above NGVD29

Period of record
Begin Date End Date Count
1991-05-22 1994-07-05 34

 
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