USGS Water-Year Summary 2024
07119500 APISHAPA RIVER NEAR FOWLER, CO
LOCATION - Lat 38°06'30.6", long 103°58'03.4" referenced to North American Datum of 1983, in SE 1/4 NE 1/4 sec.26, T.22 S., R.59 W., Otero County, CO, Hydrologic Unit 11020007, near center of span on upstream side of bridge on County Road 6, 3.4 mi southeast of Fowler, and 2.3 mi upstream from mouth.
DRAINAGE AREA - 1,074 mi².
REVISIONS HISTORY - WSP 957: 1939, 1941. WSP 1241: 1923 (M). WRD Colo. 1974: 1973 (M). WDR-US-2011: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - April 1922 to September 1925, May 1939 to current year. Monthly discharge only for some periods, published in WSP 1311.
GAGE - Water-stage recorder with satellite telemetry and crest-stage gage. Elevation of gage is 4,290 ft above NGVD of 1929, from topographic map. See WSP 1711 or 1731 for history of changes prior to May 27, 1939. May 27, 1939 to July 30, 1940, and July 3, 2002 to May 12, 2010, at site on left bank 3.1 mi upstream at various different datums. July 30, 1940 to July 3, 2002, at site on right bank 3.1 mi upstream at various different datums. May 12, 2010 to July 12, 2011, at site 3.1 mi upstream at different datum.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 83,000 ft³/s, Aug. 22, 1923, from slope-area measurement of peak flow at site about 2 mi upstream from present site, caused by failure of Apishapa Dam, 31 mi upstream, gage height, unknown. Maximum gage height, 17.70 ft, July 31, 1951, site and datum then in use.