USGS Water-Year Summary 2023
365141090304001 Poplar Bluff
Ozark Plateaus aquifer system
Gasconade Dolomite, Lower
LOCATION - Lat 36°51'41.09", long 90°30'40.18" referenced to North American Datum of 1983, in NE 1/4 SW 1/4 sec.34, T.26 N., R.5 E., Butler County, MO, Hydrologic Unit 11010007,
REVISIONS HISTORY - Revisions: Land-surface datum was updated to 600.32 ft NAVD88 on May 22, 2023, as determined by a GNSS Level II survey. Land-surface datum was previously published as 600 ft NAVD88 from digital elevation model (furnished). Discrete water-level measurements prior to May 22, 2023, are referenced to the original datum.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 755 ft. Upper casing diameter undefined; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 600.32 ft above North American Vertical Datum of 1988. Measuring point: Transfer MP created for migration, 1.96 ft above land-surface datum, May. 15, 2019 to present.
PERIOD OF RECORD - May 15 2019 to present