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USGS Water-Year Summary 2024
254158080212204 G -3918
Biscayne aquifer
Biscayne Limestone Aquifer
Biscayne Limestone Aquifer
LOCATION - Lat 25°41'58.45", long 80°21'22.6" referenced to North American Datum of 1983, in NW 1/4 NW 1/4 NE 1/4 sec.32, T.54 S., R.40 E., Miami-Dade County, FL, Hydrologic Unit 03090202, about 630 ft east inside of the well field gate at the intersection of SW 102nd Avenue and SW 74th Street.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 18.3 ft. Upper casing diameter 4 in; top of first opening 7.6 ft, bottom of last opening 18.3 ft.
DATUM - Land-surface datum is 5.94 ft above North American Vertical Datum of 1988. Measuring point: top of casing, 7.02 ft above National Geodetic Vertical Datum of 1929, Mar. 24, 2010 to Mar. 3, 2020; top of casing, 7.03 ft above National Geodetic Vertical Datum of 1929, Mar. 3, 2020 to present.
PERIOD OF RECORD - April 2010 to current year.
GAGE - Electronic data logger with water-level sensor.
COOPERATION - Miami-Dade Water & Sewer Department (WASD).
REMARKS - Water levels are affected by well field pumping.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 5.60 ft NGVD, Sept. 10, 2017; lowest, 1.68 ft below NGVD, June 14, 15, 2011.
WATER-QUALITY RECORDS
WELL CHARACTERISTICS - Depth 18.3 ft. Upper casing diameter 4 in; top of first opening 7.6 ft, bottom of last opening 18.3 ft.
DATUM - Land-surface datum is 5.94 ft above North American Vertical Datum of 1988. Measuring point: top of casing, 7.02 ft above National Geodetic Vertical Datum of 1929, Mar. 24, 2010 to Mar. 3, 2020; top of casing, 7.03 ft above National Geodetic Vertical Datum of 1929, Mar. 3, 2020 to present.
PERIOD OF RECORD - April 2010 to April 2014. Discontinued.
COOPERATION - Miami-Dade Water & Sewer Department (WASD).
INSTRUMENTATION - Electronic data logger with water temperature probe.
REMARKS - The elevation of the temperature sensor is -7.48 ft NGVD 29.
EXTREMES FOR PERIOD OF RECORD - Maximum recorded, 28.6°C, Aug. 24-31, 2011; minimum recorded, 22.9°C, Mar. 7, 2011.
