USGS Water-Year Summary 2021
14211499 KELLEY CREEK AT 159TH DRIVE, AT PORTLAND, OR
LOCATION - Lat 45°28'37", long 122°29'50" referenced to North American Datum of 1927, in SE 1/4 SE 1/4 sec.13, T.1 S., R.2 E., Multnomah County, OR, Hydrologic Unit 17090012, on right bank, at southeast 159th Drive, 3.3 mi east of Interstate 205, and at mouth.
DRAINAGE AREA - 4.69 mi².
- WDR-US-2011: 2010.
PERIOD OF RECORD - March 2000 to current year.
GAGE - Water-stage recorder, crest-stage gage, and acoustic velocity meter (AVM). Elevation of gage is 245 ft above NGVD of 1929, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 637 ft³/s Jan. 2, 2009, gage height, 11.13 ft; maximum gage height, 11.58 ft Jan. 2, 2009, result of backwater from Johnson Creek; no flow for part of July 27, 2002.
PERIOD OF DAILY RECORD - WATER TEMPERATURE: January 2000 to current year.
INSTRUMENTATION - Temperature probe and data logger.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 23.7°C July 29, 2009; minimum, -0.1°C Dec. 7-9, 2013.