USGS Water-Year Summary 2020
14372300 ROGUE RIVER NEAR AGNESS, OR
LOCATION - Lat 42°34'43", long 124°03'25" referenced to North American Datum of 1927, in NE 1/4 NW 1/4 sec.06, T.35 S., R.11 W., Curry County, OR, Hydrologic Unit 17100310, on left bank, 0.8 mi upstream from Shasta Costa Creek, 1.5 mi north of Agness, 2.6 mi upstream from Illinois River and at mile 29.7.
DRAINAGE AREA - 3,939 mi².
PERIOD OF RECORD - October 1960 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 113.81 ft above NGVD of 1929 (levels by U.S. Bureau of Public Roads).
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 290,000 ft³/s Dec. 23, 1964, gage height, 68.03 ft, from floodmark, on basis of slope-area measurement of peak flow; minimum discharge, 608 ft³/s July 9, 10, 1968.
PERIOD OF DAILY RECORD - WATER TEMPERATURE: October 1960 to September 1987, January 1995 to current year.
INSTRUMENTATION - Temperature probe and data logger.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 27.1°C July 4, 2015; minimum, 0.7°C Dec. 11, 2009, Dec. 12, 2013.