USGS Water-Year Summary 2024
254445080295001 G -3559. USGS Observation Well near Miami, FL.
Biscayne aquifer
Biscayne Limestone Aquifer
LOCATION - Lat 25°44'46.7", long 80°29'49.3" referenced to North American Datum of 1983, in SE 1/4 SE 1/4 SE 1/4 sec.11, T.54 S., R.38 E., Miami-Dade County, FL, Hydrologic Unit 03090202, 1 mi south of Tamiami Trail (U.S. Highway 41) and 100 ft east of L-31N Canal.
REVISIONS HISTORY - The figures of water levels as elevation, in feet NGVD, published for the 1994 water year has been revised. Corrected records are in the files of the U.S. Geological Survey. Daily values are available online at http://waterdata.usgs.gov/nwis.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 19.5 ft. Upper casing diameter 5 in; top of first opening 14.5 ft, bottom of last opening 19.5 ft.
DATUM - Land-surface datum is 8.60 ft above National Geodetic Vertical Datum of 1929. Measuring point: Undefined.
PERIOD OF RECORD - April 1994 to current year.
GAGE - Satellite data collection platform.
COOPERATION - Miami-Dade County and U.S. Army Corps of Engineers.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 7.97 ft NGVD, Oct. 15, 1999; lowest, 2.11 ft NGVD, June 11, 2011.