USGS Water-Year Summary 2024
261802081354801 C 688.
Intermediate aquifer system
Sandstone Aquifer
LOCATION - Lat 26°18'03", long 81°35'47" referenced to North American Datum of 1983, in SE 1/4 NE 1/4 sec.15, T.48 S., R.27 E., Collier County, FL, Hydrologic Unit 03090204, 50 ft south and 200 ft west of the intersection of 37th Avenue NW and County Road 846, 0.65 mi north of the intersection of County Road 858 and County Road 846, 14 mi southwest of the Immokalee Post Office.
REVISIONS HISTORY -
Groundwater levels above NGVD 1929 for the period of July 6, 2018 to October 30, 2019 were revised on March 30, 2020. Water-level elevation data were originally appended with the incorrect time zone selected causing the water-level elevation record to be shifted by 4+ hours. Data were reloaded for the period to correct the error.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 242 ft. Upper casing diameter 4 in; top of first opening 220 ft, bottom of last opening 242 ft.
DATUM - Land-surface datum is 15.6 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of coupling, 18.48 ft above National Geodetic Vertical Datum of 1929, Oct. 8, 1981 to present.
PERIOD OF RECORD - October 1981 (intermittent), December 1982 to November 1996 (monthly), December 1996 to current year.
GAGE - Electronic data logger.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 16.08 ft NGVD, Sept. 11, 2017; lowest, 1.86 ft NGVD, May 20, 2001.