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Water-Year Summary for Site 254500080360001

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
62610 Elevation, GW, NGVD29(Max.)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
254500080360001 G - 618. USGS Observation Well near Miami, FL.
Biscayne aquifer
Biscayne Limestone Aquifer
LOCATION - Lat 25°45'39.2", long 80°34'37.8" referenced to North American Datum of 1983, in NE 1/4 NE 1/4 sec.12, T.54 S., R.37 E., Miami-Dade County, FL, Hydrologic Unit 03090202, on south side of U.S. Highway 41, 7.4 mi west of State Road 997 (Krome Avenue), and 25 mi west of Miami.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 20 ft. Upper casing diameter 6 in; top of first opening 10.5 ft, bottom of last opening 19.7 ft.
DATUM - Land-surface datum is 7.40 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of casing, based on original levels to Bridge 50, 10.2 ft above National Geodetic Vertical Datum of 1929, Dec. 11, 1950 to Oct. 2, 1960; Top of base or casing. Assumed top of casing in WY1996, 10.15 ft above National Geodetic Vertical Datum of 1929, Oct. 1, 1960 to Oct. 1, 1997; Top of base, 10.17 ft above National Geodetic Vertical Datum of 1929, Oct. 1, 1997 to Jun. 28, 2013; Top of base, 10.66 ft above National Geodetic Vertical Datum of 1929, Jun. 28, 2013 to present.
PERIOD OF RECORD - January 1950 to August 2021. Discontinued.
GAGE - Electronic data recorder.
COOPERATION - Miami-Dade County.
REMARKS - Records of water levels prior to January 1957 are available in the files of the U.S. Geological Survey.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 8.95 ft NGVD, Nov. 11, 2020; lowest, 3.34 ft NGVD, June 15, 2011.