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Water-Year Summary for Site 06865500

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  
00065 Gage height(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 

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USGS Water-Year Summary 2023
06865500 SMOKY HILL RIVER NEAR LANGLEY, KS
LOCATION - Lat 38°36'41.29", long 97°57'09.23" referenced to North American Datum of 1983, in sec.35, T.16 S., R.6 W., Ellsworth County, KS, Hydrologic Unit 10260008, on left bank at downstream side of county highway bridge, 0.8 mi downstream from Kanopolis Dam, 5.0 mi north of Langley, and at mile 182.9.
DRAINAGE AREA - 7,857 mi².
REVISIONS HISTORY - WSP 1310: 1942(M). Discharge for Dec. 22-24, 2022, was estimated due to ice effect on Feb. 5, 2024.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1940 to current year.
GAGE - Water-stage recorder. The current datum of gage is 1,395.97 ft. above mean sea level. (NAVD88, Oct. 22, 2020-present). The previous datum of gage was 1,395.66 ft. above NGVD of 1929 (U.S. Army Corps of Engineers bench mark). Prior to Apr. 1, 1952, water-stage recorder at datum 7.00 ft higher. Apr. 1, 1952, to Oct. 1, 1973, water-stage recorder at datum 5.00 ft higher.
REMARKS - Flow completely regulated since 1948 by Kanopolis Lake (station 06865000), 0.8 mi upstream. Satellite telemeter at station.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood in June 1938 reached a stage of 33.9 ft, present datum, from information by U.S. Army Corps of Engineers, discharge, about 45,000 ft³/s by extension of subsequent rating curve above 16,000 ft³/s and correlation of peak flow at adjacent stations.
EXTREMES FOR PERIOD OF RECORD - The flood of Oct. 20, 1941 reached a stage of 27.20 ft. and corresponding discharge of 21,800 cfs, prior to construction of Kanopolis Lake dam in 1948. Following dam construction the largest release was on July 26, 1993 with a stage of 20.05 ft. and corresponding discharge of 6,730 cfs.