ARKANSAS RIVER BASIN

07126390 LOCKWOOD CANYON CREEK NEAR THATCHER, CO-Continued

WATER-QUALITY RECORDS

PERIOD OF RECORD.--June 1983 to September 1992, May 1999 to current year (seasonal records only). For a complete listing of historical data available for this site, see http://waterdata.usgs.gov/co/nwis/inventory/?site_no=07126390

PERIOD OF DAILY RECORD.--

SPECIFIC CONDUCTANCE: June 1983 to September 1992.

WATER TEMPERATURE: June 1983 to September 1992.

SUSPENDED SEDIMENT: May 1999 to current year (seasonal records only).

INSTRUMENTATION.--Pumping sediment sampler with satellite telemetry. June 1983 to September 1992, water-quality monitor at site 0.4 mi upstream.

REMARKS.--Daily suspended-sediment records are poor. Daily mean suspended-sediment concentrations published for days of partial flow might not reflect concentrations during the flow event including June 13.

EXTREMES FOR PERIOD OF RECORD.--

SEDIMENT CONCENTRATION (seasonal only): Maximum daily mean, 827 mg/L, June 13, 1999; minimum daily, 6 mg/L, Aug. 7, 1999.

SUSPENDED SEDIMENT DISCHARGE (seasonal only): Maximum daily, 66 tons, June 13, 1999; minimum daily, 0.0 ton, on many days during 1999, no flow on most days.

EXTREMES FOR CURRENT YEAR.--

SEDIMENT CONCENTRATION (seasonal only): No flow during current year.

SUSPENDED-SEDIMENT DISCHARGE (seasonal only): No flow during current year.

*****NO FLOW DURING 2003 WATER YEAR*****