USGS Water-Year Summary 2020
09129600 SMITH FORK NEAR LAZEAR, CO
LOCATION - Lat 38°42'26.8", long 107°42'36.5" referenced to North American Datum of 1983, in SE 1/4 NE 1/4 sec.31, T.15 S., R.92 W., Delta County, CO, Hydrologic Unit 14020002, on left bank downstream side of bridge, 1.8 mi upstream from Diamond Joe Gulch, and 6.4 mi southeast of Lazear.
DRAINAGE AREA - 167 mi².
- WDR CO-85-2: 1984, 1984 (M). WDR-US-2012: Drainage area.
PERIOD OF RECORD - June 1976 to October 1987, April 2012 to current year (seasonal records only).
GAGE - Water-stage recorder with satellite telemetry and crest-stage gage. Elevation of gage is 5,844 ft above NAVD of 1988, from digital elevation model. June 1, 1976 to Oct. 8, 1987, water-stage recorder 25 ft downstream at different datum.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 1,610 ft³/s, May 18, 1984, gage height, 9.28 ft, from floodmarks, datum then in use.
PERIOD OF RECORD - April 2019 to September 2019 (seasonal records only).
INSTRUMENTATION - Tipping bucket rain gage with satellite telemetry. Elevation of gage is 5,844 ft above NAVD of 1988, from digital elevation model.
EXTREMES FOR PERIOD OF RECORD - (seasonal only) Maximum daily precipitation, 0.76 inches, April 29, 2019.