USGS Water-Year Summary 2023
363539091384501 Koshkonong
Ozark Plateaus aquifer system
Canadian Series
LOCATION - Lat 36°35'40.1", long 91°38'42.8" referenced to North American Datum of 1983, in NE 1/4 SW 1/4 sec.05, T.22 N., R.6 W., Oregon County, MO, Hydrologic Unit 11010010,
GROUNDWATER RECORDS
DATUM - Land-surface datum is 969 ft above North American Vertical Datum of 1988. Measuring point: Undefined, 2.6 ft above land-surface datum, July 16, 2008, to present. --Top of recorder shelf; 2.6 ft above land surface.
PERIOD OF RECORD - July 17, 2008 to present. Gage was installed on July 16, 2008.
GAGE - July 16, 2008 to present; DCP with telemetry capability and float and encoder, were installed as the water level recording and measuring devices. Unit values begin on July 17, 2008.
COOPERATION - Data furnished by Missouri Department of Natural Resources (MDNR).