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USGS Water-Year Summary 2024
290514082270701 Rainbow Springs Well near Dunnellon, FL.
Floridan aquifer system
Floridan Aquifer System
Floridan Aquifer System
LOCATION - Lat 29°05'16.8", long 82°27'07.2" referenced to North American Datum of 1983, in SW 1/4 NW 1/4 SW 1/4 sec.13, T.16 S., R.18 E., Marion County, FL, Hydrologic Unit 03100208, on east side of U.S. Highway 41, 2.8 mi north of Dunnellon. Owner: U.S. Geological Survey.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 442 ft. Upper casing diameter 6 in; top of first opening 125 ft, bottom of last opening 442 ft. Drilled, observation, artesian well, cased to 125 ft.
DATUM - Land-surface datum is 112.62 ft above North American Vertical Datum of 1988 and 113.13 above National Geodetic Vertical Datum of 1929. Measuring point: Top of casing, 116.13 ft above National Geodetic Vertical Datum of 1929, Dec. 7, 1964 to present.
PERIOD OF RECORD - October 1964 to current year.
GAGE - Water-stage recorder and data-collection platform--15-minute interval.
REMARKS - Well records used to determine flow of Rainbow Springs.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 34.80 ft above NGVD 29, Sept. 22, 1988, Sept. 23, 1988; lowest, 29.26 ft NGVD 29, May 27, 2012.
