USGS Water-Year Summary 2024
260640081204301 C 296.
Surficial aquifer system
Nonartesian Sand Aquifer
LOCATION - Lat 26°06'45", long 81°20'42" referenced to North American Datum of 1927, in SE 1/4 SE 1/4 sec.18, T.50 S., R.30 E., Collier County, FL, Hydrologic Unit 03090204, west of State Road 29, 3 mi south of U.S. Interstate 75, and 10.8 mi north of Copeland.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 45 ft. Upper casing diameter 4 in; top of first opening 8 ft, bottom of last opening 45 ft. Open hole, 8 to 45 ft.
DATUM - Land-surface datum is 14.3 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of flange, 18.16 ft above National Geodetic Vertical Datum of 1929, Jun. 1959 to present.
PERIOD OF RECORD - June 1959 to November 1984 (daily), November 1984 to December 1996 (monthly), January 1997 to October 2018 (continuous), November 2018 to current year.
GAGE - Monthly measurement with chalked tape.
EXTREMES FOR PERIOD OF RECORD - Highest daily maximum water level, 14.06 ft NGVD, Sept. 12, 1960; lowest, 6.19 ft NGVD, June 4, 1974.