USGS Water-Year Summary 2024
351146085122701 Hm:N-051
Valley and Ridge aquifers
LOCATION - Lat 35°11'46", long 85°12'27" referenced to North American Datum of 1927, Hamilton County, TN, Hydrologic Unit 06020001,
on northeast side of Gann Rd., about 170 ft. from Gann Rd., and about 0.5 mi. south of intersection of Gann Rd. and Thrasher Pk.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 308 ft. Upper casing diameter 6.25 in; top of first opening undefined, bottom of last opening undefined. Drilled observation well.
DATUM - Land-surface datum is 734.99 ft above National Geodetic Vertical Datum of 1929. Measuring point: TOP OF RECORDER SHELTER SHELF, 3.0 ft above land-surface datum, Nov. 9, 1988 to present.
PERIOD OF RECORD - Periodic measurements starting in Nov. 1988. Water-level recorder from Dec. 3, 1997 to Jun. 1, 2011, and Mar. 6, 2013, to current year.
GAGE - Data collection platform recording at 30-min. intervals, Dec. 1997 to Jun. 2011, and Mar. 2013 to current year.
EXTREMES FOR PERIOD OF RECORD -
High: 34.08 ft on 03/18/2019
Low: 99.45 ft on 09/03/2008