USGS Water-Year Summary for Site 08190000

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	Available Parameters
	00060 Discharge(Mean,Max.,Min.)
	00065 Gage height(Mean)

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Water year 2024: 2024-10-01 to 2025-09-30

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USGS Water-Year Summary 2024

08190000 Nueces River at Laguna, TX

LOCATION - Lat 29°25'42", long 99°59'49" referenced to North American Datum of 1927, Uvalde County, TX, Hydrologic Unit 12110101, on right bank 0.5 mi downstream from Sycamore Creek, 1.0 mi northeast of Laguna, and at mile 370.8.

DRAINAGE AREA - 737 mi².

REVISIONS HISTORY - WSP 1562: 1930, 1931(M), 1932, 1939. WDR TX-83-3: Drainage area.

SURFACE-WATER RECORDS

PERIOD OF RECORD - Oct. 1923 to current year. PERIOD OF RECORD, Water-Quality.-- CHEMICAL DATA: May 1949, June 1952, Sept. 1964, Jan. 1966 to Aug. 1968, Feb. 1970 to Aug. 1971, Jan. 1974 to Aug. 1995. BIOCHEMICAL DATA: Sept. 1964, Jan. 1966 to Aug. 1967, Feb. 1970, Jan. 1974 to Aug. 1995. BIOLOGICAL DATA: Feb. 1970, Jan. 1974 to Aug. 1993. PESTICIDE DATA: Aug. 1971, Jan. 1974 to Aug. 1995. RADIOCHEMICAL DATA: Apr. 1981, Aug. 1995. SEDIMENT DATA: Aug. 1995.

GAGE - Water-stage recorder. Datum of gage is 1,119.72 ft above NGVD of 1929. Prior to Jan. 26, 1925, nonrecording gage at site 2.0 mi downstream at different datum. Satellite telemeter at station.

REMARKS - There are many small diversions above station for irrigation. 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 in June 1913 reached a stage of about 29 ft (discharge, 210,000 ft³/s); flood of Sept. 21, 1923, reached a stage of about 26.5 ft (discharge, 160,000 ft³/s); from information by local residents. Maximum stage since at least 1866, that of Sept. 24, 1955.

WATER-QUALITY RECORDS

PERIOD OF RECORD - CHEMICAL DATA: May 1949, June 1952, Sept. 1964, Jan. 1966 to Aug. 1968, Feb. 1970 to Aug. 1971, Jan. 1974 to Aug. 1993. BIOCHEMICAL DATA: Sept. 1964, Jan. 1966 to Aug. 1967, Feb. 1970, Jan. 1974 to Aug. 1993. BIOLOGICAL DATA: Feb. 1970, Jan. 1974 to Aug. 1995. PESTICIDE DATA: Aug. 1971, Jan. 1974 to Aug. 1995. RADIOCHEMICAL DATA: Jan. 1981.