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Water-Year Summary for Site 440544103180002

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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
72019 Water level, depth LSD(Max.)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
440544103180002 City Quarry-East 2N 7E32ABBC2
Paleozoic aquifers
Madison Group (Upper and Lower Mississippian)
LOCATION - Lat 44°05'43.6", long 103°18'05.2" referenced to North American Datum of 1983, in NW 1/4 NW 1/4 NE 1/4 sec.32, T.2 N., R.7 E., Pennington County, SD, Hydrologic Unit 10120110, Lat. 44005'43.6", Long. 103018'05.2", in SW1/4 NW1/4 NW1/4 NE1/4, Section 32, T2N, R7E, Hydrologic Unit 10120110, at Rapid City, Pennington County, SD. Wells are located aproximately 300 feet west of City Springs Road in Rapid City.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 826 ft. Upper casing diameter 6.3 in; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 3,493.5 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of steel casing, 1.8 ft above land-surface datum, Oct. 1, 1989 to present.
PERIOD OF RECORD - Feb. 1990 to Sept. 1998 published in Black Hills Hydrology Reports. Oct. 1998 to current available in files of USGS Rapid City District Office.
GAGE - Satellite data collection platform, 60 minute recording interval.
REMARKS - For October 1, 2013 to Sept. 30, 2021, records good.
EXTREMES FOR PERIOD OF RECORD - Highest water level -1.82 ft below land surface datum, May 25, 2020; Lowest water level 73.18 ft below land surface datum, Feb. 1, 2007.