USGS Water-Year Summary 2021
402618095222701 Tarkio Glacial Drift Aquifer
Sand and gravel aquifers (glaciated regions)
LOCATION - Lat 40°26'18", long 95°22'27" referenced to North American Datum of 1983, Atchison County, MO, Hydrologic Unit 10240005,
DATUM - Land-surface datum is 917 ft above North American Vertical Datum of 1988. Measuring point: Undefined.
PERIOD OF RECORD - April 13, 2016 to present. Gage was installed on April 12, 2016.
COOPERATION - Data furnished by Missouri Department of Natural Resources (MDNR) and records processed by USGS and MDNR.