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TEMPORARY GAGE REMOVAL NOTICE: The following sites will be temporarily suspended due to the risk of equipment damage from high water levels during the operation of the Morganza Spillway.

  • 295011091184300 Little Bayou Long North of Duck Lake
  • 295447091191500 Middle Fork Bayou Long at Bayou Long
  • 300507091355600 Bayou Darby near Lake Fausse Point Cut
  • 073815963 Murphy Lake near Bayou Sorrel, LA


USGS 301200090072400 L Pontchartrain at Crossover 4 near Mandeville, LA

  Lake Site

DESCRIPTION:
Latitude 30°11'58.7",   Longitude 90°07'21.9"   NAD83
St. Tammany Parish, Louisiana, Hydrologic Unit 08090202
Datum of gage: 0.00 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2016-05-04  2019-08-25  
 Daily Data
    Gage height, feet  2016-05-05  2019-08-24  3611 
 Daily Statistics 
    Gage height, feet  2016-05-05  2018-03-07 670 
 Monthly Statistics 
    Gage height, feet  2016-05  2018-03  
 Annual Statistics 
    Gage height, feet  2016  2018  
 Field/Lab water-quality samples 1996-05-17  1997-03-17  4 
 Water-Year Summary 2016  2017  2 
 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