USGS Water-Year Summary 2024
11482500 Redwood Creek at Orick, CA
LOCATION - Lat 41°17'58", long 124°03'00" referenced to North American Datum of 1927, in NE 1/4 NE 1/4 sec.34, T.11 N., R.1 E., Humboldt County, CA, Hydrologic Unit 18010102, Humboldt meridian, on right bank, on U.S. Highway 101, 300 ft downstream from Prairie Creek, 0.8 mi north of Orick, and 3.7 mi upstream from mouth.
DRAINAGE AREA - 277 mi².
REVISIONS HISTORY - WSP 1315-B: 1912-13.
SURFACE-WATER RECORDS
PERIOD OF RECORD - September 1911 to September 1913, October 1953 to current year. Monthly discharge only for some periods, published in WSP 1315-B.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 5.16 ft above NGVD of 1929 and 8.97 ft above NAVD of 1988. Sept. 10, 1911, to Aug. 9, 1913, nonrecording gage at different datum. October 1953 to Apr. 16, 1987, at site 0.9 mi downstream at same datum. May 7 to Aug. 3, 1987, nonrecording gage at same site and datum.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Jan. 18, 1953, reached a stage of 23.95 ft, former site, from floodmarks, discharge, 50,000 ft³/s.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 50,500 ft³/s, Dec. 22, 1964, former site, from outside high-water marks, maximum gage height, 28.22 ft, Jan. 1, 1997; minimum daily, 0.00 ft³/s, Sept. 12-18, 2021.
WATER-QUALITY RECORDS
PERIOD OF RECORD -
DISCRETE WATER-QUALITY DATA:
CHEMICAL DATA: Water years 1959-66, 1973-81.
SEDIMENT DATA: Water years 1955-56, 1970-81 (daily), 1982-92, 2001 (storm season only), 1993-2000, 2002 to current year (storm season only).
CONTINUOUS WATER-QUALITY DATA:
WATER TEMPERATURE: Water years October 1965 to September 1981, October 1981 to current year (storm season only).
SEDIMENT: Water years March 1970 to September 1981 (daily), October 1981 to September 1992, October 2000 to April 2001 (storm season only).