USGS Water-Year Summary 2020
12113346 SPRINGBROOK CREEK NEAR ORILLIA, WA
LOCATION - Lat 47°25'53", long 122°13'35" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 sec.31, T.23 N., R.5 E., King County, WA, Hydrologic Unit 17110013, on right bank 50 ft upstream from 84th Avenue South (East Valley Highway), 1.2 mi upstream from confluence with Mill Creek, and 1.0 mi southeast of Orillia.
DRAINAGE AREA - 8.44 mi².
PERIOD OF RECORD - October 1993 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is NGVD of 1929 (City of Kent benchmark). U.S. Geological Survey satellite telemeter at station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 450 ft³/s, Feb. 9, 1996, elevation, 19.55 ft; minimum discharge, 0.52 ft³/s, Sept. 30, 2003.