USGS Water-Year Summary 2023
14332000 SOUTH FORK ROGUE RIVER NEAR PROSPECT, OR
LOCATION - Lat 42°42'23", long 122°23'19" referenced to North American Datum of 1983, in NW 1/4 NE 1/4 sec.18, T.33 S., R.4 E., Jackson County, OR, Hydrologic Unit 17100307, Rogue River National Forest, on right bank, 60 ft downstream from South Fork dam and intake of South Fork power canal, 115 ft downstream from Imnaha Creek, 6.1 mi southeast of Prospect and at mile 10.5.
DRAINAGE AREA - 83.8 mi².
REVISIONS HISTORY - WSP 1318: 1925(M), 1927(M), 1930(M). WSP 1738: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - April 1924 to September 1931, October 1949 to current year. Records for period October 1949 to September 1983 (published as station 14332001) included flow of South Fork power canal.
GAGE - Water-stage recorder. Elevation of gage is 3,360 ft above NAVD of 1988, from topographic map. Prior to Sept. 10, 1965, at site 640 ft downstream at different datum. Prior to Oct. 5, 2021, at site 0.3 mi downstream at different datum.
EXTREMES FOR PERIOD OF RECORD - River only, maximum discharge, 7,010 ft³/s Dec. 22, 1964, gage height, 11.1 ft, from floodmark, from rating curve extended above 410 ft³/s on basis of measurement of flow over dam of 3,180 ft³/s; maximum gage height, 11.54 ft, Apr. 30, 2023; no flow Jan. 31, 1950, Sept. 29, 30, 1967 (entire flow diverted to canal).