USGS Water-Year Summary 2024
414003093391501 079N24W09DCB 2020DMWW MW-1
LOCATION - Lat 41°40'03.25", long 93°39'15.36" referenced to North American Datum of 1983, in SE 1/4 SW 1/4 NW 1/4 sec.9, T.79 N., R.24 W., Polk County, IA, Hydrologic Unit 07100004,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 47.72 ft. Upper casing diameter undefined; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 805.35 ft above North American Vertical Datum of 1988. Measuring point: Black mark at top of casing, 0.25 ft below land-surface datum, UNDEFINED BEGIN DATE to present.
PERIOD OF RECORD - November 2, 2020 to February 1, 2023
EXTREMES FOR PERIOD OF RECORD -
Min Inst. Water Level, depth LSD: 16.59 ft. on October 24, 2021
Max Inst. Water Level, depth LSD: 12.54 ft. on July 20, 2022