USGS Water-Year Summary 2024
08165500 Guadalupe River at Hunt, TX
LOCATION - Lat 30°04'11", long 99°19'17" referenced to North American Datum of 1927, Kerr County, TX, Hydrologic Unit 12100201, on left bank, 56 ft upstream and 252 ft to left of left end of bridge on State Highway 39, 0.6 mi downstream from confluence of North and South Forks, 0.8 mi east of Hunt, and at mile 430.9.
DRAINAGE AREA - 288 mi².
REVISIONS HISTORY - WSP 2123: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Oct. 1941 to Sept. 1948 (daily mean discharge below base 600 ft³/s), Oct. 1948 to Sept. 1949 (daily mean discharge below base 260 ft³/s), Aug. 1951 to Sept. 1964 (periodic discharge measurements only), Apr. 1965 to current year.
PERIOD OF RECORD, Water-Quality.--
CHEMICAL DATA: July 1965 to Apr. 1966, Dec. 1996 to June 1997.
BIOCHEMICAL DATA: July 1965 to Apr. 1966, Dec. 1996 to June 1997.
BIOLOGICAL DATA: Dec. 1996 to June 1997.
PESTICIDE DATA: Dec. 1996 to June 1997.
RADIOCHEMICAL DATA: Dec. 1996.
SEDIMENT DATA: Dec. 1996.
GAGE - Water-stage recorder and crest-stage gages. Datum of gage is 1722.817 ft. above NAD88 done with RTK on 4/2/21. Prior datum of gage was 1,722.70 ft above NGVD of 1929. Satellite telemeter at station.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum stage since 1900, 36.6 ft, July 2, 1932, from information by local resident (discharge, 206,000 ft³/s, determined by slope-area measurement 4.5 mi downstream from gage).
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - PRECIPITATION DATA: Jun. 2018 to present.
INSTRUMENTATION - Rainfall is measured by an unshielded OTT Pluvio^2 L all-weather weighing type precipitation gauge mounted 4ft above the ground and adjacent to the gage shelter.
WATER-QUALITY RECORDS
PERIOD OF RECORD - CHEMICAL DATA: July 1965 to Apr. 1966, Dec. 1996 to June 1997.
BIOCHEMICAL DATA: July 1965 to Apr. 1966, Dec. 1996 to June 1997.
PESTICIDE DATA: Dec. 1996 to June 1997.
SEDIMENT DATA: Dec. 1996.