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USGS 08012150 Mermentau River At Mermentau, LA

  Stream Site

DESCRIPTION:
Latitude 30°11'24.0",   Longitude 92°35'26.0"   NAD83
Jefferson Davis Parish, Louisiana, Hydrologic Unit 08080202
Drainage area: 1,381.00 square miles
Datum of gage: -1.29 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2000-10-01  2025-10-25  
 Daily Data
    Temperature, water, degrees Celsius  2001-09-30  2004-09-29  3171 
    Discharge, cubic feet per second  1989-10-01  2015-09-29  8413 
    Gage height, feet  1989-10-01  2015-09-29  8097 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2001-09-30  2004-09-29  3171 
 Daily Statistics 
    Temperature, water, degrees Celsius  2001-09-30  2004-09-29 1057 
    Discharge, cubic feet per second  1989-10-01  2015-09-29 8413 
    Gage height, feet  1989-10-01  2015-09-29 8097 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2001-09-30  2004-09-29 1057 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2001-09  2004-09  
    Discharge, cubic feet per second  1989-10  2015-09  
    Gage height, feet  1989-10  2015-09  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2001-09  2004-09  
 Annual Statistics 
    Temperature, water, degrees Celsius  2001  2004  
    Discharge, cubic feet per second  1990  2015  
    Gage height, feet  1990  2015  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2001  2004  
 Peak streamflow 1940-08-01  2024-01-30  81 
 Field measurements 1984-10-11  2025-07-21  207 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1949-08-17  2011-09-28  268 
 Water-Year Summary 2006  2015  10 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Louisiana Water Science Center
Email questions about this site to Louisiana Water Science Center Water-Data Inquiries