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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
252007080335701 G 3336. USGS Observation Well near Florida City, FL.
Biscayne aquifer
Biscayne Limestone Aquifer
Biscayne Limestone Aquifer
LOCATION - Lat 25°20'16.1", long 80°33'56.3" referenced to North American Datum of 1983, in NW 1/4 NW 1/4 SE 1/4 sec.31, T.58 S., R.38 E., Miami-Dade County, FL, Hydrologic Unit 03090202, 18 ft east of centerline of Aerojet Road and 66 ft southwest of Florida Power and Light power pole 491, 4.4 mi south of State Road 9336.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 38 ft. Upper casing diameter 2 in; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 4.50 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of base, 8.04 ft above National Geodetic Vertical Datum of 1929, Jul. 2, 2003 to present. Land-surface datum is 2.97 ft (Revised), above North American Vertical Datum of 1988.
PERIOD OF RECORD - November 1984 to April 1986 (monthly), February 1990 to September 1993 (quarterly), November 1993 to September 1995 (monthly), July 2003 to current year.
GAGE - Electronic data logger with pressure transducer.
COOPERATION - South Florida Water Management District.
REMARKS - Well was used for salinity monitoring until September 1995.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 4.19 ft NGVD, Sept. 10, 2017; lowest, 0.21 ft below NGVD, May 15, 2009.
