USGS Water-Year Summary 2024
292952090565300 CRMS0411h
LOCATION - Lat 29°29'52", long 90°56'53" referenced to North American Datum of 1983, Terrebonne Parish, LA, Hydrologic Unit 08090302, 1.5 miles northeast of the intersection of Bayou Penchant and Bayou Copasaw in Terrebonne Parish, LA.
DRAINAGE AREA - Indeterminate
SURFACE-WATER RECORDS
PERIOD OF RECORD - May 2009 to current year
GAGE - Water-stage recorder. Datum of gage is 0.85 feet below NAVD88 Geoid12B.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 3.67 ft, May 21, 2021; minimum gage height, -0.39 ft, Jan. 17, 2018.
WATER-QUALITY RECORDS
PERIOD OF RECORD - May 2009 to current year.
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: May 2009 to current year.
SALINITY: May 2009 to current year.
WATER TEMPERATURE: May 2009 to current year.
INSTRUMENTATION - Water-quality monitor recording specific conductance and water temperature.
EXTREMES FOR PERIOD OF RECORD - SPECIFIC CONDUCTANCE: Maximum, 20,800 microsiemens/cm, Oct. 26, 2023; minimum, 126 microsiemens/cm, May 30, Jun. 2, 2021.
SALINITY: Maximum, 12.4 ppt, Oct. 26, 2023; minimum, 0.1 ppt, on many days.
WATER TEMPERATURE: Maximum, 35.7°C, Aug. 15, 2023; minimum, 2.2°C, Jan. 18, 2018.