USGS Water-Year Summary 2023
383906090511401 Daniel Boone Home
Cambrian-Ordovician aquifer system
St Peter Sandstone-Everton Formation, Undifferentiated
LOCATION - Lat 38°39'06", long 90°51'14" referenced to North American Datum of 1927, St. Charles County, MO, Hydrologic Unit 07110009,
REVISIONS HISTORY - Revisions: Land-surface datum was updated to 541.90 ft NAVD88 on May 22, 2023, as determined by a GNSS survey by Missouri DNR. Land-surface datum was previously published as 540 ft NGVD29 from a topographic map. Discrete water-level measurements prior to May 22, 2023, are referenced to the original datum.
GROUNDWATER RECORDS
DATUM - Land-surface datum is 541.9 ft above North American Vertical Datum of 1988. Measuring point: unknown, 1.4 ft above land-surface datum, Aug. 28, 2014 to present.
PERIOD OF RECORD - September 03, 2014 to present. Gage was installed on August 28, 2014.
GAGE - August 28, 2014 to present; water level recording device is a DCP with telemetry capability. Water level measuring device is a float and encoder. Unit values begin on September 03, 2014.
COOPERATION - Data furnished by Missouri Department of Natural Resources (MDNR).