Location.--Latitude 46°20'27", Longitude
117°03'18", in SW 1/4 SW 1/4 Section 16, Township 10 North,
Range 46 East, in Asotin County, Hydrologic Unit 17060103, on
right bank near mouth at upstream side of bridge on State Highway 129,
at Asotin, and at river mile
0.1. Drainage
area is 323 mi2. Datum of
gage is 742.57 feet above NGVD of 1929.