Location.--Latitude 47°54'45.84", Longitude
122°06'23.25", in NE 1/4 SE 1/4 Section 13, Township 28 North,
Range 5 East, in Snohomish County, Hydrologic Unit 17110011, at
right bank pier of bridge on State Highway 9 in Snohomish, and at
river
mile undetermined. Drainage
area is 1,714 mi2. Datum of
gage is 9.86 feet below NGVD of 1929.