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Water-Year Summary for Site 08031000

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Available Parameters
00060 Discharge(Max.,Min.,Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
08031000 Cow Bayou near Mauriceville, TX
LOCATION - Lat 30°11'10", long 93°54'30" referenced to North American Datum of 1927, Orange County, TX, Hydrologic Unit 12010005, on left bank at downsteam end of bridge on State Highway 12, 0.4 mi downstream from Kansas City Southern Railway Co. bridge, and 2.7 mi southwest of Mauriceville.
DRAINAGE AREA - 83.3 mi².
REVISIONS HISTORY - WSP 1732: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - Mar. 1952 to Sept. 1955 (daily mean discharge), Oct. 1956 to Sept. 1957 (daily mean discharge estimated from monthly discharge), Oct. 1957 to Sept. 1986 (daily mean discharge), Aug. 2002 to current year (daily mean discharge). PERIOD OF RECORD, Water-Quality.-- CHEMICAL DATA: Mar. 1952 to Dec. 1955. BIOCHEMICAL DATA: July 1975. SEDIMENT DATA: Dec. 1976 to Jan. 1979.
GAGE - Water-stage recorder. Datum of gage is 0.27 ft below NGVD of 1929. March 10, 1952 to Oct. 23, 1957, nonrecording gage at present site and at datum 4.73 ft above NGVD of 1929 (from State Highway Department bridge plans). Oct. 23, 1957 to Sept. 7, 1984, recording gage at present site and at datum 4.73 ft above NGVD of 1929. Sept. 7, 1984 to Sept. 1986, datum of gage is 0.27 ft below NGVD of 1929. Satellite telemeter at station.
REMARKS - No significant diversions. Base flow is partly sustained by springs. No flow at times. Some records listed in the "Period of Record" for surface water and water quality may not be available electronically.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum stage known, 16.51 ft on Feb. 2, 1952, from floodmarks (datum 4.73 ft above NGVD 1929). Flood in 1940 reached a stage of 14.8 ft (datum 4.73 ft above NGVD 1929), from Texas Highway Department bridge plans.