USGS Water-Year Summary 2024
12113347 MILL CREEK AT EARTHWORKS PARK, AT KENT, WA
LOCATION - Lat 47°23'00", long 122°13'25" referenced to North American Datum of 1927, in SW 1/4 NW 1/4 sec.19, T.22 N., R.5 E., King County, WA, Hydrologic Unit 17110013, at control-manhole of flood-detention basin in Earthworks Park, 250 ft upstream from Titus St., and 0.6 mi east of Kent City Hall.
DRAINAGE AREA - 2.49 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - January 1994 to June 18, 2008, October 2008 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is NAVD of 1988 (USGS levels survey) and is 3.59 ft below NGVD of 1929 (City of Kent benchmark). Prior to May 11, 2021, datum of gage was at NGVD of 1929.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 233 ft³/s, Nov. 14, 2001; maximum gage height, 48.05 ft (51.64 ft in NAVD88), May 13, 1996, affected by backwater from debris caught on downstream culvert grates; minimum discharge, 0.22 ft³/s, Aug. 14, 2017.