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USGS Water-Year Summary 2024
261342081352901 C - 948R
Intermediate aquifer system
Hawthorn Formation
Hawthorn Formation
LOCATION - Lat 26°13'41.64", long 81°35'29.29" referenced to North American Datum of 1983, Collier County, FL, Hydrologic Unit 03090204, 0.7 miles west of 8th Street S.E. and .11 miles south of Golden Gate Boulevard, 3.8 mi west of Everglades Boulevard and 13.2 mi northeast of the Collier County Government Center.
REVISIONS HISTORY - Water-level elevation measurements for Jan. 5, Mar. 1, and Apr. 12, 2022 were revised Sept. 28, 2023 based on changes to well's Measuring Point.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 420 ft. Upper casing diameter 16 in; top of first opening 370 ft, bottom of last opening 420 ft.
DATUM - Land-surface datum is 11.7 ft above North American Vertical Datum of 1988. Measuring point: top of carriage bolt, 14.63 ft above North American Vertical Datum of 1988, Aug. 3, 2016 to Jan. 4, 2022; Top of 2 in galvanized pipe, 14.606 ft above North American Vertical Datum of 1988, Jan. 5, 2022 to present; Top of 2 in galvanized pipe, on NW station leg, 14.71 ft above North American Vertical Datum of 1988, May. 20, 2022 to present. Land-surface datum 13.02 ft above National Geodetic Vertical Datum of 1929.
PERIOD OF RECORD - August 2016 to current year.
GAGE - Satellite data collection platform, with pressure transducer. Prior to November 2020, electronic data logger.
REMARKS - Record considered accurate to +/- 0.1 ft. Replacement well for 261347081351701 C-948.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 34.57 ft above NAVD88, Sept. 10, 2017; lowest, 26.10 ft above NAVD88, June 5, 2021.
