USGS Water-Year Summary 2024
420836090201910 085N05E26ADCD 2014USGS Green Island W10
Sand and gravel aquifers (glaciated regions)
Holocene Alluvium
LOCATION - Lat 42°08'36.3", long 90°20'19.1" referenced to North American Datum of 1983, in SW 1/4 SE 1/4 NE 1/4 sec.26, T.85 N., R.5 E., Jackson County, IA, Hydrologic Unit 07060006,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 18.1 ft. Upper casing diameter 2 in; top of first opening 13.1 ft, bottom of last opening 18.1 ft.
DATUM - Land-surface datum is 596.06 ft above North American Vertical Datum of 1988. Measuring point: top of casing, 1.90 ft above land-surface datum, Dec. 9, 2014 to present.
PERIOD OF RECORD - August 2015 to August 2017.
WATER-QUALITY RECORDS
WELL CHARACTERISTICS - Depth 18.1 ft. Upper casing diameter 2 in; top of first opening 13.1 ft, bottom of last opening 18.1 ft.
DATUM - Land-surface datum is 596.06 ft above North American Vertical Datum of 1988. Measuring point: top of casing, 1.90 ft above land-surface datum, Dec. 9, 2014 to present.
PERIOD OF RECORD - March 2015 to July 2017.