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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 2024
405129099090201 10N 16W 8BAAA Riverdale Shallow
High Plains aquifer
Ogallala Formation
Ogallala Formation
LOCATION - Lat 40°51'28.95", long 99°09'10.2" referenced to North American Datum of 1983, in NE 1/4 NE 1/4 NW 1/4 sec.08, T.10 N., R.16 W., Buffalo County, NE, Hydrologic Unit 10200102, north of Kearney on Highway 10 7 1/2 mi. north of intersection of Highway 10 and Highway 40, then west approximately 3 1/2 mi.
REVISIONS HISTORY - WDR-US-2007: 2005-2006 (Extremes for Period of Record).
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 150 ft. Upper casing diameter 5 in; top of first opening 130 ft, bottom of last opening 150 ft.
DATUM - Land-surface datum is 2,262.69 ft above North American Vertical Datum of 1988. Measuring point: Surveyed MP height is mark on shelf of gage shelter, 3.0 ft above land-surface datum, Dec. 5, 1986 to present.
PERIOD OF RECORD - October 1986 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 118.63 feet below land surface datum, July 3, 4, 1995; lowest, 138.63 feet below land surface datum, September 9, 2023.
