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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.
USGS Water-Year Summary 2024
420924090200904 085N05E23DAAA 2014USGS Green Island W4
Sand and gravel aquifers (glaciated regions)
Holocene Alluvium
Holocene Alluvium
LOCATION - Lat 42°09'24.9", long 90°20'09.6" referenced to North American Datum of 1983, in NE 1/4 NE 1/4 SE 1/4 sec.23, T.85 N., R.5 E., Jackson County, IA, Hydrologic Unit 07060005,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 17.6 ft. Upper casing diameter 2 in; top of first opening 12.6 ft, bottom of last opening 17.6 ft.
DATUM - Land-surface datum is 595.7 ft above North American Vertical Datum of 1988. Measuring point: top of casing, 2.40 ft above land-surface datum, Dec. 11, 2014 to present.
PERIOD OF RECORD - August 2015 to October 2018.
REMARKS - Water level fluctuates with river stage. Well also sampled for water quality.
WATER-QUALITY RECORDS
WELL CHARACTERISTICS - Depth 17.6 ft. Upper casing diameter 2 in; top of first opening 12.6 ft, bottom of last opening 17.6 ft.
DATUM - Land-surface datum is 595.7 ft above North American Vertical Datum of 1988. Measuring point: top of casing, 2.40 ft above land-surface datum, Dec. 11, 2014 to present.
PERIOD OF RECORD - March 2015 to July 2017.
