USGS Water-Year Summary 2024
394442084111600 MT-426
Sand and gravel aquifers (glaciated regions)
Outwash
LOCATION - Lat 39°44'42.27", long 84°11'15.72" referenced to North American Datum of 1983, Montgomery County, OH, Hydrologic Unit 05080002,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 194 ft. Upper casing diameter 8 in; top of first opening 176.15 ft, bottom of last opening 194 ft.
DATUM - Land-surface datum is 778.02 ft above North American Vertical Datum of 1988. Measuring point: Top of Casing, 2.85 ft above land-surface datum, Apr. 11, 1986 to present.
PERIOD OF RECORD - Continuous hourly data from September 1993 to current year.
GAGE - Electronic data logger collects water level measurements at 60-minute log interval. Data transmitted hourly via GOES satellite transmitter.
COOPERATION - Water level measurements and back up electronic data files are provided by the Miami Conservancy District.
EXTREMES FOR PERIOD OF RECORD - Maximum daily low, 119.92 feet below land-surface datum, October 11, 2018, minimum daily low, 56.72 feet below land-surface datum, March 26, 2007.