USGS Water-Year Summary 2021
11065000 Lytle Creek at Colton, CA
LOCATION - Lat 34°04'44", long 117°18'17" referenced to North American Datum of 1927, San Bernardino County, CA, Hydrologic Unit 18070203, in San Bernardino Grant, on right bank, 400 ft downstream from Colton Avenue, 1,930 ft upstream from outlet end of channel, and 1.3 mi northeast of Colton.
DRAINAGE AREA - 186 mi².
- WDR CA-83-1: Drainage area.
PERIOD OF RECORD - October 1957 to September 1983, October 1984 to current year.
GAGE - Water-stage recorder and concrete-lined flood-control channel. Datum of gage is 974.67 ft above NGVD of 1929 and 976.98 ft above NAVD of 1988.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 17,500 ft³/s, Mar. 4, 1978, gage height, 14.8 ft, from rating curve extended above 4,200 ft³/s, on basis of discharge for design flood at gage height 21.4 ft; no flow at times.