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Water-Year Summary for Site 275852081030501

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
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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
275852081030501 TH-10 Williams Road Well near Holopaw, FL.
Floridan aquifer system
Floridan Aquifer System
LOCATION - Lat 27°58'52", long 81°03'05" referenced to North American Datum of 1927, in NW 1/4 NE 1/4 NE 1/4 sec.07, T.29 S., R.33 E., Osceola County, FL, Hydrologic Unit 03080101, on eastern bank of pond, 4.4 mi west of intersection of State Highway 441 and Williams Road, 13.7 mi south of Holopaw, FL. Owner: U.S. Geological Survey.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 405 ft. Upper casing diameter 4 in; top of first opening 242 ft, bottom of last opening 405 ft. Drilled, observation, artesian well, cased to 242 ft.
DATUM - Land-surface datum is 75.3 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of PVC pipe, 75.54 ft above National Geodetic Vertical Datum of 1929, Mar. 20, 1980 to Sep. 18, 2019; Top of Flange, 79.48 ft above National Geodetic Vertical Datum of 1929, Sep. 19, 2019 to present.  Land-surface datum is 74.23 ft above National American Vertical Datum of 1988. 
PERIOD OF RECORD - March 1980 to September 1992 (semiannually); October 1992 to September 1994 (monthly); May 1995 to September 2001 (semiannually); October 2001 to September 2019 (monthly); October 2019 to current year.
GAGE - Water-stage recorder and data-collection platform--15 minute interval.
EXTREMES FOR PERIOD OF RECORD - Highest water level measured, 46.48 ft above NGVD of 1929, Sept. 11, 1995; lowest measured, 38.76 ft above NGVD of 1929, May 15, 1981.