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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
08204005 Leona River near Uvalde, TX
LOCATION - Lat 29°09'15", long 99°44'35" referenced to North American Datum of 1927, Uvalde County, TX, Hydrologic Unit 12110106, at old road crossing on Whites Ranch, 2.0 mi downstream from Cooks Slough, and 4.7 mi southeast of Uvalde.
DRAINAGE AREA - 132 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Mar. 2003 to current year.
GAGE - Water-stage recorder. Datum of gage is 838.39 ft above NAVD of 1988. Satellite telemeter at station.
REMARKS - Water year records rated fair. Mid to High flows rated poor, due to lack of measurements and estimations when gage inundated.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum stage since 1939, 18.42 ft. August 31, 1953 from flood marks near gage; flood of July 2, 1932 reached a stage of 28 ft, from information by local residents.
