USGS Water-Year Summary 2024
401934089541703 22N7W-29.1d3 (DP-2)
LOCATION - Lat 40°19'34.4", long 89°54'17.2" referenced to North American Datum of 1983, in sec.29, T.22 N., R.7 W., Mason County, IL, Hydrologic Unit 07130003,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth undefined. Upper casing diameter undefined; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 468.8 ft above North American Vertical Datum of 1988. Measuring point: Two file marks on top of well casing, 3.0 ft above land-surface datum, UNDEFINED BEGIN DATE to present.