Location.--Latitude 47°54'27", Longitude
121°48'51", in SW 1/4 SW 1/4 Section 17, Township 28 North,
Range 8 East, in Snohomish County, Hydrologic Unit 17110009, on
left bank downstream from Henry M. Jackson powerplant, 3.2 miles east
of Sultan, and at river mile
4.5. Drainage
area is 94.2 mi2. Datum of
gage is 267.0 feet above NGVD of 1929.