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USGS Water-Year Summary 2024
271618080245801 STL 214. USGS Observation Well near Port St. Lucie, FL.
Surficial aquifer system
Surficial Aquifer System
Surficial Aquifer System
LOCATION - Lat 27°16'18.2", long 80°24'56.3" referenced to North American Datum of 1983, in SW 1/4 SW 1/4 NW 1/4 sec.11, T.37 S., R.39 E., St. Lucie County, FL, Hydrologic Unit 03090202, approximately 20 ft south of centerline of SW Savage Boulevard and 153 ft east of centerline of SW Brescia Street, approximately 2.5 mi west of Port St. Lucie Boulevard.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 70 ft. Upper casing diameter 6 in; top of first opening 40 ft, bottom of last opening 70 ft.
DATUM - Land-surface datum is 27.32 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of base, 28.4 ft above National Geodetic Vertical Datum of 1929, Jan. 20, 1993 to present. Land-surface datum is 25.75 feet above North American Vertical Datum of 1988.
PERIOD OF RECORD - May 1988 to October 1989 (semiannual), September 1990 to January 1993 (monthly), February 1993 to current year.
GAGE - Electronic data logger.
COOPERATION - South Florida Water Management District.
REMARKS - This well is not at its original depth. Depth was measured at 58.3 ft below land-surface datum on December 27, 1999. The difference between the original and measured depth is likely caused by sand in the formation being forced up the well under hydrostatic pressure.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 26.44 ft NGVD, Sept. 26, 2004; lowest, 17.46 ft NGVD, June 26, 2011.
