USGS Water-Year Summary 2024
462159084442201 46N 04W 24DAAD01 CHIPPEWA CO (RACO)
Sand and gravel aquifers (glaciated regions)
Outwash
LOCATION - Lat 46°21'59.4", long 84°44'20.8" referenced to North American Datum of 1927, in NE 1/4 SE 1/4 sec.24, T.46 N., R.4 W., Chippewa County, MI, Hydrologic Unit 04020203, one mile west of Raco.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 53.9 ft. Upper casing diameter undefined; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 851 ft above National Geodetic Vertical Datum of 1929. Measuring point: Undefined, 0.31 ft above land-surface datum, May 21, 1952 to present; TOP OF BAR ON PLYWOOD SHELF, 3.10 ft above land-surface datum, Nov. 1, 2016 to present.
PERIOD OF RECORD - June 1952 to April 1965. November 1969 to July 1992. Periodic measurements 2000-2008, November 2016 to current.
GAGE - Water-level recorder.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 18.40 ft below land-surface datum, June 7, 1971; lowest recorded, 28.43 ft below land-surface datum, Apr. 14, 1964.