Location.--Latitude 48°00'24", Longitude
119°39'51", in SW 1/4 SW 1/4 Section 14, Township 29 North,
Range 25 East, in Douglas County, Hydrologic Unit 17020005, on
left bank at Bridgeport, 1.0 mi downstream from Foster Creek, 1.6 mi
downstream from Chief Joseph Dam, and at mile 543.9. Drainage
area is 75,700 mi2. Elevation/Datum
of gage is 0 feet above NGVD of 1929.