USGS Water-Year Summary 2025
14159100 HORSE CREEK NEAR MCKENZIE BRIDGE, OR
LOCATION - Lat 44°09'45.7", long 122°09'14.4" referenced to North American Datum of 1983, Lane County, OR, Hydrologic Unit 17090004, Willamette National Forest, on the right bank, 1.8 mi upstream of McKenzie River, and 1.5 mi southeast of McKenzie Bridge.
DRAINAGE AREA - 149.6 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1962 to September 1969, August 2023 to current year (gage heights only).
GAGE - Water-stage recorder. Elevation of gage is 1,434 ft above NAVD of 1988, from digital elevation model. Prior to Aug. 24, 2023 datum of gage was 1,426.33 ft above mean sea level. Prior to Aug. 14, 1968, at same site at datum 1.84 ft higher.
EXTREMES FOR PERIOD OF RECORD -
Maximum discharge, 8,580 ft³/s Dec. 22, 1964 (gage height, 7.77 ft, datum then in use), from rating curve extended above 3,700 ft³/s on basis of slope-area measurement at 8.560 ft³/s; maximum gage height, 8.30 ft Dec. 24, 1964 (backwater from debris, datum then in use); minimum daily discharge, 220 ft³/s Aug. 8, 9, 12, 13, 1968.
Maximum gage height, 12.28 ft Dec. 3, 2023; minimum gage height, 9.49 ft Sept. 16-19, 2023.
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD - WATER TEMPERATURE: February 1963 to September 1969, June 1983 to September 1984, July 1992 to September 1993, August 2023 to current year.
INSTRUMENTATION - Temperature probe and data logger.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 17.0 °C July 6, 1968; minimum, 1.0 °C Jan. 31, Feb. 1, 1969.