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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
08186500 Ecleto Creek near Runge, TX
LOCATION - Lat 28°55'12", long 97°46'19" referenced to North American Datum of 1927, Karnes County, TX, Hydrologic Unit 12100303, on left bank 55 ft downstream from Farm Road 81, 215 ft left of left end of bridge, 2.6 mi upstream from Salt Branch, 4.5 mi northwest of Runge, and 5.2 mi upstream from mouth.
DRAINAGE AREA - 239 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Mar. 1962 to Sept. 1989, Oct. 2002 to Jan. 2023, Jul. 2024 to current year.
PERIOD OF RECORD, Water-Quality.--
SEDIMENT DATA: Feb. 1966 to Sept. 1975.
GAGE - Water-stage recorder. Datum of gage is 208.264 ft. above NAVD of 1988. The NAVD of 1988 datum was determined by a level 2 GNSS survey (Reference Frame NAD_83 (2011) (EPOCH:2010.0000). (GEOID18) by USGS on November 07, 2024, and tied to RM9. Prior to Nov. 7, Datum of gage was 215.03 ft above National Geodetic Vertical Datum of 1929, from State Department of Highways and Public Transportation datum. Satellite telemetry at station.
REMARKS - No known diversions or regulation. Some records listed in the "Period of Record" for surface water and water quality may not be available electronically.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood information begins with the flood in June 1903, which reached a stage of 34 ft (discharge, 71,000 ft³/s). A stage of 32 ft (discharge, 39,000 ft³/s) occurred in Sept. 1952, from information by local residents.
WATER-QUALITY RECORDS
PERIOD OF RECORD -
CHEMICAL DATA: Oct. 09, 2007. (discontinued).
RADIOCHEMICAL DATA: Oct. 09, 2007. (discontinued).
REMARKS - Water-quality data collected at this location for the 2014 water year are associated with Investigations Project: Surface Water - Ground Water Interaction in the Lower San Antonio River Watershed. One water-quality sample was collected at this location and was discontinued, as noted above in the Period of Record.
