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USGS Water-Year Summary 2024
252619080310201 G - 864A. USGS Observation Well near Florida City, FL.
Biscayne aquifer
Biscayne Limestone Aquifer
Biscayne Limestone Aquifer
LOCATION - Lat 25°26'20.8", long 80°30'30.4" referenced to North American Datum of 1983, in NW 1/4 NW 1/4 SW 1/4 sec.26, T.57 S., R.38 E., Miami-Dade County, FL, Hydrologic Unit 03090202, near G-864, 0.5 mi west of SW 192nd Avenue, 0.6 mi south of SW 344th Street, and 2.1 mi southwest of Florida City.
REVISIONS HISTORY - WDR FL-85-2B:1982.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 20 ft. Upper casing diameter 9 in; top of first opening 10 ft, bottom of last opening 20 ft.
DATUM - Land-surface datum is 8.30 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of base, 9.35 ft above National Geodetic Vertical Datum of 1929, Dec. 26, 1989 to present.
PERIOD OF RECORD - January 1972 to current year.
GAGE - Satellite data collection platform.
COOPERATION - Florida Keys Aqueduct Authority.
REMARKS - The figures of water levels as elevation, in feet NGVD from October 1, 1981 to September 30, 1984 has been revised. Daily values are available online at http://waterdata.usgs.gov/nwis. Records of water levels prior to October 1973 are available in files of the U.S. Geological Survey.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 8.35 ft NGVD, Oct. 15, 1999; lowest, 0.13 ft NGVD; June 12, 2011.
