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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.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
02312720 WITHLACOOCHEE RIVER AT WYSONG DAM, AT CARLSON, FL
LOCATION - Lat 28°49'23", long 82°11'00" referenced to North American Datum of 1927, in NW 1/4 sec.23, T.19 S., R.21 E., Sumter County, FL, Hydrologic Unit 03100208, at downstream end of right wall of lock of Wysong Dam, at Carlson, 1.8 mi downstream from Outlet River, 2.7 mi southeast of Rutland, and 55 mi upstream from mouth.
DRAINAGE AREA - 1,520 mi². approximately.
REVISIONS HISTORY - WDR FL-72-3: Drainage area. WDR FL-05-1A: 2004.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Water years 1963, 1964, 1965 (miscellaneous discharge measurements), August 1965 to September 1980, October 1980 to September 1981 (monthly mean discharge only), October 1981 to current year. Prior to October 1967, published as "at Carlson's Landing, near Lake Panasoffkee."
GAGE - Water-stage recorder and data-collection platform. Datum of gage is at NGVD of 1929 (Florida Department of Transportation bench mark) and 0.84 ft below NAVD of 1988.
COOPERATION - This gage is monitored in cooperation with the Southwest Florida Water Management District.
REMARKS - Some diversions upstream from station at times into Tsala Apopka Lake. High water diversion in headwaters (station 02311000). Inflatable fabri-dam removed June 27, 1988. New inflatable dam placed in operation during October 2002.
