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Water-Year Summary for Site 264359081424701

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Available Parameters
62610 Elevation, GW, NGVD29(Max.)  
62611 Elevation, GW, NAVD88(Max.)  

Water year 2024: 2024-10-01 to 2025-09-30
 
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USGS Water-Year Summary 2024
264359081424701 L 1975.
Intermediate aquifer system
Sandstone Aquifer
LOCATION - Lat 26°43'59", long 81°42'45" referenced to North American Datum of 1927, in SE 1/4 SE 1/4 NE 1/4 sec.16, T.43 S., R.26 E., Lee County, FL, Hydrologic Unit 03090205, at northwest corner of State Road 78 and North Olga Drive, and 6.5 mi west of Alva Post Office.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 168 ft. Upper casing diameter 4 in; top of first opening 102 ft, bottom of last opening 168 ft. [REPLACE AUTOGENERATED TEXT] Drilled, observation, artesian well, diameter 4 in., depth 168 ft, cased to 102 ft, screened 102 to 142 ft, cased 142 to 158 ft, open hole 158 to 168 ft.
DATUM - Land-surface datum is 13.12 ft above National Geodetic Vertical Datum of 1929. Measuring point: top of casing, 15.52 ft above National Geodetic Vertical Datum of 1929, Dec. 1, 1974 to Oct. 1, 1995; top of 4-in. well cap, 15.59 ft above National Geodetic Vertical Datum of 1929, Oct. 1, 1995 to Jul. 23, 2009; X mark on top of 4 inch casing, 15.7 ft above National Geodetic Vertical Datum of 1929, Sep. 10, 2009 to Oct. 23, 2020; Mark on top of 4 inch casing, 14.98 ft above National Geodetic Vertical Datum of 1929, Nov. 24, 2020 to present. See REMARKS.
PERIOD OF RECORD - December 1974 to September 1994 (monthly), October 1994 to July 1996 (quarterly), October 1996 to September 2009 (monthly), October 2009 to August 2018 (bimonthly), October 2018 to December 2020 (monthly), January 2021 to current.
GAGE - Satellite data collection platform, with pressure transducer.
REMARKS - Records of water levels prior to October 1975 are available in files of the U.S. Geological Survey. Well was found damaged August 17, 2009. Repaired and resurveyed on September 10, 2009. See DATUM.
EXTREMES FOR PERIOD OF RECORD - Highest water level measured, 17.00 ft NGVD, Nov. 29, 1979; lowest recorded, 3.40 ft NGVD, May 19, 2022.