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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.
USGS Water-Year Summary 2025
414643100313101 21N 28W23ADAD1Dismal
High Plains aquifer
Ogallala Formation
Ogallala Formation
LOCATION - Lat 41°46'42.91", long 100°31'30.58" referenced to North American Datum of 1983, in sec.23, T.21 N., R.28 W., Thomas County, NE, Hydrologic Unit is unknown,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 35 ft. Upper casing diameter 2.5 in; top of first opening 30 ft, bottom of last opening 35 ft.
DATUM - Land-surface datum is 2,817.45 ft above North American Vertical Datum of 1988. Measuring point: MP BASED ON LEVEL SURVEY, 2.51 ft above land-surface datum, Oct. 16, 2015 to present.
PERIOD OF RECORD - From October 16, 2015 to current.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 14.61 feet below land surface datum, May 1, 2016; lowest, 15.21 feet below land surface datum, September 5, 2017.
