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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
262158081283404 C 1079.
Intermediate aquifer system
Sandstone Aquifer
Sandstone Aquifer
LOCATION - Lat 26°22'00", long 81°28'36" referenced to North American Datum of 1927, in SW 1/4 SE 1/4 SW 1/4 sec.24, T.47 S., R.28 E., Collier County, FL, Hydrologic Unit 03090204, 30 ft north of County Road 846, 2.8 mi east of Oil Well Grade Road and 4.5 mi southwest of Immokalee.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 390 ft. Upper casing diameter 4 in; top of first opening 298 ft, bottom of last opening 390 ft. Artesian well, open hole 298 to 390 ft.
DATUM - Land-surface datum is 21.1 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of casing, 21.41 ft above National Geodetic Vertical Datum of 1929, Apr. 24, 1986 to Dec. 2, 1986; Top of base, 22.74 ft above National Geodetic Vertical Datum of 1929, Dec. 1, 1986 to Mar. 27, 2007; Top of casing, 22.65 ft above National Geodetic Vertical Datum of 1929, Mar. 26, 2007 to Jul. 19, 2011; Top of shelf, 22.69 ft above National Geodetic Vertical Datum of 1929, Jul. 19, 2011 to present. See REMARKS.
PERIOD OF RECORD - April 1986 to September 1986 (semiannual), December 1986 to current year.
GAGE - Electronic data logger.
REMARKS - The figures of water levels as elevation, in feet NGVD, prior to October 2001, are in error. A +6.07 ft correction has been applied to correct water level data from October 1985 to September 2001. Corrected records are available in the files of the U.S. Geological Survey. Records of water levels prior to December 1986 are available in the files of the U.S. Geological Survey. Extremes for period of record have been adjusted to present datum. See DATUM.
EXTREMES FOR PERIOD OF RECORD - Highest water level recorded, 22.17 ft NGVD, Sept. 13, 14, 15, 16, 2017; lowest measured, 2.62 ft below NGVD, Dec. 20, 2000.
