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Water-Year Summary for Site 06412580

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  • 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
00065 Gage height(Mean)  

Water year 2020: 2020-10-01 to 2021-09-30
 

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USGS Water-Year Summary 2020
06412580 WILD IRISHMAN GULCH NEAR RAPID CITY, SD
LOCATION - Lat 44°04'52", long 103°21'54" referenced to North American Datum of 1927, in NW 1/4 NE 1/4 NW 1/4 sec.02, T.1 N., R.6 E., Pennington County, SD, Hydrologic Unit 10120110, on left bank about 3.0 mi west of Rapid City on Pennington County Highway 246 (Schroeder Road).
DRAINAGE AREA - 3.22 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - 1998-present.
GAGE - Seasonal water-stage recorder. Elevation of gage is 4,055 ft above NGVD of 1929, from topographic map. METWARN station.
REMARKS - Accuracy of records for water years prior to 2014 are noted in the individual Annual Data Reports for those water years. For water years 2014 onward, records good except for estimated discharges, which are poor, unless otherwise noted.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 55 ft³/s (estimated), Aug. 17, 2007, gage height, 4.94 ft.