USGS Water-Year Summary for Site 07336820

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	00060 Discharge(Mean)

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Water year 2023: 2022-10-01 to 2023-09-30

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USGS Water-Year Summary 2023

07336820 RED RIVER NEAR DE KALB, TX

LOCATION - Lat 33°41'02", long 94°41'39" referenced to North American Datum of 1927, Bowie County, TX, Hydrologic Unit 11140106, on right bank at downstream side of bridge on U.S. Highway 259, 4.8 mi upstream from North Mill Creek, 13 mi north of De Kalb, and at mile 556.9.

DRAINAGE AREA - 47,268 mi² of which 7,928 mi² probably is noncontributing. from automated delineation using 10-meter National Elevation Dataset digital elevation model data dated 10/01/2006 and Watershed Boundary Dataset dated 10/01/2006, using Albers Equal-Area Projection, North American Datum 1983.

REVISIONS HISTORY - WDR 2012: Drainage area.

SURFACE-WATER RECORDS

PERIOD OF RECORD - October 1968 to September 1998, October 2004 to present. Records for June 1, 2002 through September 30, 2004, previously available on NWIS Web are unreliable and should not be used.

GAGE - Water-stage recorder. Datum of gage is 303.08 above NAVD of 1988 determined by GNSS Level II Survey using Alltera network with RTK Trimble R-10 tied to RM-6 by USGS Personnel on 08-06-2019. Prior to 08-06-2019 Datum of gage was 302.92 ft above NGVD of 1929.

REMARKS -

10/01/2022 - 09/30/2023: records rated good.

Flow has been regulated since 1943 by Lake Texhoma (station 07331500) located approximately 169 mi upstream, and low flows may be affected by releases for the generation of electric power. Storage and/or releases from Hugo Lake on the Kiamichi River, a tributary to the Red River about 45 mi upstream, may affect flows.

Quality of data for other periods can be obtained by contacting the Oklahoma-Texas Water Science Center.

EXTREMES OUTSIDE PERIOD OF RECORD - Maximum discharge since 1957, 205,000 ft³/s June 1957 (gage height, 32.2 ft), from rating curve extended above 186,500 ft³/s. The greatest flood since 1936 occurred in February 1938, stage unknown.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 299,000 ft³/s, June 1, 2015. Maximum gage height, 34.89 ft, June 1, 2015.