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Water-Year Summary for Site 400540082540400

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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
72019 Water level, depth LSD(Max.)  

Water year 2019: 2018-10-01 to 2019-09-30

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USGS Water-Year Summary 2019
400540082540400 FR-523 AT NGWA
Sand and gravel aquifers (glaciated regions)
LOCATION - Lat 40°05'39.80", long 82°54'03.72" referenced to North American Datum of 1983, Franklin County, OH, Hydrologic Unit 05060001, Well located at NGWA Headquarters 601 Dempsey Road, Westerville, Ohio 43081-8978. North side of building, at edge of driveway.
WELL CHARACTERISTICS - Depth 26.2 ft. Upper casing diameter 1.5 in; top of first opening 21 ft, bottom of last opening 26 ft. Drive point well construction, diameter 2 in., cased PVC, 5 ft prepacked screen (20-40 sand) from 21 to 26 ft.
DATUM - Land-surface datum is 840.46 ft above North American Vertical Datum of 1988. Measuring point: PVC marked inside steel casing, 3.75 ft above land-surface datum, Sep. 29, 2005 to present.
PERIOD OF RECORD - Periodic water-level measurements from September 23, 2005 to current year. Continuous water-level data from October 6, 2005 to current year.
GAGE - Electronic data logger, 60-minute log interval. Satellite telemeter at site.
REMARKS - The continuous record is considered good except for periods of missing data due to equipment malfunctions or well maintenance.
EXTREMES FOR PERIOD OF RECORD - Maximum daily low, 22.92 ft below land-surface datum, November 11, 2010; minimum daily low, 18.11 ft below land-surface datum, February 25, 2018.