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USGS Water-Year Summary 2024
283249081053202 Bithlo-2 Well at Bithlo, FL.
Intermediate aquifer system
Hawthorn Limestone Aquifer
Hawthorn Limestone Aquifer
LOCATION - Lat 28°32'50", long 81°05'33" referenced to North American Datum of 1927, in NE 1/4 NW 1/4 SW 1/4 sec.26, T.22 S., R.32 E., Orange County, FL, Hydrologic Unit 03080101, on north side of State Highway 50, 0.8 mi west of intersection with State Highway 520, and 1.0 mi east of Bithlo. Owner: U.S. Geological Survey.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 75 ft. Upper casing diameter 6 in; top of first opening 65 ft, bottom of last opening 75 ft. Drilled, observation, artesian well, cased to 65 ft.
DATUM - Land-surface datum is 63.49 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of casing cap, 66.49 ft above National Geodetic Vertical Datum of 1929, Oct. 10, 1960 to Jun. 26, 2007; Top of casing, 66.46 ft above National Geodetic Vertical Datum of 1929, Jul. 24, 2007 to present. Top of casing cap, 3.00 ft above land-surface datum, Oct. 1, 1977 to June 25, 2007.
PERIOD OF RECORD - October 1960 to August 2000 (monthly); October 2000 to September 2002 (bimonthly); October 2002 to July 2007 (monthly); August 2007 to September 2012, October 2012 to current year (monthly).
GAGE - Monthly measurements made with steel tape.
EXTREMES FOR PERIOD OF RECORD - Highest water level measured, 56.54 ft above NGVD of 1929, Oct. 10, 1960; lowest measured, 43.31 ft above NGVD of 1929, June 27, 2000.
WATER-QUALITY RECORDS
WELL CHARACTERISTICS - Depth 75 ft. Upper casing diameter 6 in; top of first opening 65 ft, bottom of last opening 75 ft. Drilled, observation, artesian well, cased to 65 ft.
DATUM - Land-surface datum is 63.49 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of casing cap, 66.49 ft above National Geodetic Vertical Datum of 1929, Oct. 10, 1960 to Jun. 26, 2007; Top of casing, 66.46 ft above National Geodetic Vertical Datum of 1929, Jul. 24, 2007 to present. Top of casing cap, 3.00 ft above land-surface datum, Oct. 1, 1977 to June 25, 2007.
PERIOD OF RECORD - Water years 1960,1964-1968,1970-1972, 2005 to current year.
