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Water-Year Summary for Site 06386500

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Questions or concerns about USGS streamflow data in Wyoming and Montana can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).

UPDATED October 1, 2019: USGS streamflow monitoring will continue at the following site effective October 1, 2019:
  • 09219200 Blacks Fork above Smiths Fork, near Lyman, WY (2018 to present)
USGS monitoring activities at this site will be funded by a partner agency. Partner funding for this site will result in continuation of streamflow monitoring activities. Questions or concerns can be directed to Kirk Miller (kmiller@usgs.gov; 307-775-9168).
Click to hide Water-Year Summary instructions and information
  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00060 Discharge(Mean)  

Water year 2019: 2019-10-01 to 2020-09-30
 

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USGS Water-Year Summary 2019
06386500 CHEYENNE RIVER NEAR SPENCER, WY
LOCATION - Lat 43°25'15.68", long 104°07'53.13" referenced to North American Datum of 1927, in NE 1/4 NW 1/4 NE 1/4 sec.25, T.40 N., R.61 W., Niobrara County, WY, Hydrologic Unit 10120106, on right bank at downstream side of old highway bridge, 0.1 mi downstream from Sage Creek, 1.8 mi downstream from Robbers Roost Creek, and 17.0 mi northwest of Edgemont, SD.
DRAINAGE AREA - 5,323 mi² of which 1 mi² probably is noncontributing.
REVISIONS HISTORY - WDR SD-10-1: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Oct. 1948 to Sept. 1974, Oct. 2003 to Oct. 2017 (discontinued). Published as South Fork Cheyenne River near Spencer Oct. 1949 to Sept. 1951.
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage is 3,600 ft above NGVD of 1929, from topographic map. Prior to Oct. 18, 1955, water-stage recorder at site 400 ft upstream. Oct. 18, 1955, to Aug. 1, 1961, at site 2,500 ft upstream, Aug. 1, 1961, to Aug. 22, 1962, at site 2,200 ft upstream.
REMARKS - For Oct. 1, 2013 to Sept. 30, 2017, records good except those for estimated daily discharges, which are poor. Many small reservoirs above station used for stock and irrigation water, total capacity, about 45,000 acre-ft. Satellite data-collection platform at station. Water temperature and specific conductance measured with each discharge measurement. Station operated by the Wyoming Water Science Center from Oct. 1948 to Sept. 1974.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 16,000 ft³/s, May 27, 1962, gage height, 13.74 ft, site then in use; minimum daily discharge, 0.00 ft³/s, Oct. 4, 1948, no flow at times in most years.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Chemical analysis: Water years 1951-54, 1969-70, and 1972-79, 2005-present. Sediment records: Periodic samples taken May 1971 to July 1974, Mar. 2004 to Aug. 2012.
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Mar. 2004 to Aug. 2012(seasonal, discontinued). pH: Mar. 2004 to Aug. 2012(seasonal, discontinued). WATER TEMPERATURE: Mar. 2004 to Aug. 2012(seasonal, discontinued). DISSOLVED OXYGEN: March 2004 to August 2012(seasonal, discontinued). TURBIDITY: Mar. 2004 to Aug. 2012(seasonal, discontinued).