Location.--Latitude 47°21'45", Longitude
122°00'35", in NE 1/4 SW 1/4 Section 26, Township 22 North,
Range 6 East, in King County, Hydrologic Unit 17110012, on
left bank in Parshall Flume, upstream of State Highway 516, 1.5 miles
northeast of Ravensdale, and at river mile
undetermined. Drainage
area is 11.2 mi2. Datum of
gage is 559.24 feet above NAVD of 1988.
Starting on or shortly after April 19th, 2021, the gage
height values for this station will be converted to report in
NAVD of 1988 elevation levels instead of the current datum.
Stream water-surface elevation values in NAVD 1988 will be
determined by adding +559.22 feet to gage height values.