USGS Water-Year Summary 2021
425913078085501 Gs-190, at Batavia NY
Sand and gravel aquifers (glaciated regions)
LOCATION - Lat 42°59'13", long 78°08'55" referenced to North American Datum of 1983, Genesee County, NY, Hydrologic Unit 04130003, on Genesee County fairgrounds, east of Batavia.
WELL CHARACTERISTICS - Depth 75 ft. Upper casing diameter 2 in; top of first opening 55 ft, bottom of last opening 75 ft. Cased to 75 ft (screen, 55 ft to 75 ft).
DATUM - Land-surface datum is 896.94 ft above North American Vertical Datum of 1988. Measuring point: Top of extended casing, 2.65 ft above land-surface datum, Jun. 3, 2014 to present.
PERIOD OF RECORD - September 1997 to current year. Records for September 1997 to September 2002 are unpublished and in the files of the U.S. Geological Survey.
GAGE - Water-stage recorder--15 minute; periodic measurements by USGS personnel.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 18.30 ft below land-surface datum, May 31, June 1, 2011; lowest water level, 41.24 ft below land-surface datum, Dec. 26, 2016.