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USGS Water-Year Summary 2024
255008080161801 F - 239. USGS Observation Well in Hialeah, FL.
Biscayne aquifer
Biscayne Limestone Aquifer
Biscayne Limestone Aquifer
LOCATION - Lat 25°50'08.61", long 80°16'17.85" referenced to North American Datum of 1983, in NW 1/4 NW 1/4 sec.17, T.53 S., R.41 E., Miami-Dade County, FL, Hydrologic Unit 03090202, 20 ft north of East 15th Street and 50 ft east of East 5th Avenue, 1.3 mi east of NW 57th Avenue.
REVISIONS HISTORY - Groundwater levels above NGVD 1929, for the period March 24, 2016 at 07:00 AM to December 12, 2017 at 10:00 AM, were revised on July 24, 2018, previously provided on nwisweb was revised, based on time correction and complete water levels records. Daily values are available online at http://waterdata.usgs.gov/nwis.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 52.8 ft. Upper casing diameter 6 in; top of first opening undefined, bottom of last opening undefined.
DATUM - Land-surface datum is 8.80 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of base, 10.22 ft above National Geodetic Vertical Datum of 1929, May. 4, 1976 to Mar. 24, 2016; Top of base, 10.26 ft above National Geodetic Vertical Datum of 1929, Mar. 24, 2016 to Nov. 1, 2021; Top of base, 10.278 ft above National Geodetic Vertical Datum of 1929, Nov. 1, 2021 to present.
PERIOD OF RECORD - January 1969 to current year.
GAGE - Pressure transducer.
COOPERATION - Miami-Dade County.
REMARKS - Water levels affected by pumping. Records of water levels prior to October 1973 are available in the files of the U.S. Geological Survey.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 7.42 ft NGVD, Oct. 4, 2000; lowest measured, 1.47 ft below NGVD, May. 12, 1980.
