USGS Water-Year Summary 2024
12091500 CHAMBERS CREEK BELOW LEACH CREEK, NEAR STEILACOOM, WA
LOCATION - Lat 47°11'52", long 122°31'39" referenced to North American Datum of 1927, in NE 1/4 NE 1/4 sec.27, T.20 N., R.2 E., Pierce County, WA, Hydrologic Unit 17110019, on right bank 200 ft downstream from Leach Creek, 1.5 mi downstream from outlet of Steilacoom Lake, and 4 mi northeast of Steilacoom.
DRAINAGE AREA - 104 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - December 1937 to September 1940, July 1943 to September 1965, October 1997 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 100 ft above NGVD of 1929 (from topographic map) and is 96.53 ft above NAVD of 1988 (from GNSS survey by USGS, Aug. 3, 2023). Prior to October 1997, at several sites within 0.10 mi downstream from present site at various datums.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 792 ft³/s, Jan. 5, 1956, gage height, 3.58 ft, site and datum then in use; minimum discharge, 14 ft³/s, Aug. 15-17, 1965.