LOCATION - Lat 30°06'21", long 94°20'04" referenced to North American Datum of 1927, Jefferson County, TX, Hydrologic Unit 12020007, on right bank on downstream side of bridge on county road and 5.1 mi southeast of Sour Lake.
DRAINAGE AREA - 336 mi².
REVISIONS HISTORY - Revisions: Gage height and discharge for the period Aug. 16, 2017 to Dec. 14, 2017 were revised on Apr. 11, 2018, based on changes to a high-water mark elevation. The peak-flow file was updated with the revised peak.
PERIOD OF RECORD - Oct. 1967 to current year.
PERIOD OF RECORD, Water-Quality.--
CHEMICAL DATA: Feb. 1968 to June 1989.
PERIOD OF DAILY RECORD, Water-Quality.--
SPECIFIC CONDUCTANCE: Feb. 1968 to Sept. 1989.
WATER TEMPERATURE: Feb. 1968 to Sept. 1989.
GAGE - Water-stage recorder. Datum of gage is NGVD of 1929. Satellite telemeter at station.
REMARKS - No known regulation. Low flow for period Mar. through Sept. is affected by small diversions and return flow from irrigated fields. No flow at times. Some records listed in the "Period of Record" for surface water and water quality may not be available electronically.
U.S. Department of the Interior U.S. Geological Survey
Suggested citation: U.S. Geological Survey, 2023, National Water Information System data available on the World Wide Web
(USGS Water Data for the Nation), accessed [March 28, 2023],