USGS Water-Year Summary 2022
12116100 CANYON CREEK NEAR CEDAR FALLS, WA
LOCATION - Lat 47°25'11", long 121°45'55" referenced to North American Datum of 1927, in NW 1/4 SE 1/4 sec.03, T.22 N., R.8 E., King County, WA, Hydrologic Unit 17110012, Snoqualmie National Forest, on right bank 400 ft upstream from mouth, and 0.8 mi east of town of Cedar Falls.
DRAINAGE AREA - 0.19 mi².
PERIOD OF RECORD - May 1945 to current year. Prior to October 1960 published in WSP 1932.
GAGE - Water-stage recorder and wooden control. Elevation of gage is 1,040 ft above NGVD of 1929, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 131 ft³/s, Dec. 7, 1975, gage height, 2.22 ft; minimum discharge, 0.06 ft³/s, Oct. 22-31, Nov. 3-8 2015, gage height, 0.58 ft.
PERIOD OF RECORD - AIR TEMPERATURE: September 2018 to current year.
INSTRUMENTATION - Temperature recorder with 15 minute logging interval, since September 2018.
EXTREMES FOR PERIOD OF RECORD - AIR TEMPERATURE: Maximum, 30.3°C, Aug 16, 2020; minimum, -6.2°C, Feb 10, 2019.
PERIOD OF DAILY RECORD - WATER TEMPERATURE: September 2018 to current year.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 19.1°C, Sept. 25, 2021; minimum, 3.9°C, April 8, 2021.