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Water-Year Summary for Site USGS 073813498

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
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  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
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Available Parameters
00010 Temperature, water(Max.,Min.,Mean)  
00035 Wind speed(Max.,Min.)  
00036 Wind direction(Max.,Min.)  
00065 Gage height(Mean)  
00095 Specific cond at 25C(Max.,Min.,Mean)  
00480 Salinity(Max.,Min.,Mean)  

Water year 2021: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2021
073813498 Caillou Bay SW of Cocodrie, LA
LOCATION - Lat 29°04'41", long 90°52'17" referenced to North American Datum of 1983, in T.21 S., R.15 E., Terrebonne Parish, LA, Hydrologic Unit 08090302, located on a manned petroleum platform approximately 25 miles SW of Bayou DuLarge.
DRAINAGE AREA - Indeterminate.
PERIOD OF RECORD - June 1999 to current year.
GAGE - Water-stage recorder. Datum of gage is 0.41 feet below NAVD88 GEOID12b EPOCH 2010.0000
REMARKS - Site affected by wind and tide. Satellite telemetry at station.
EXTREMES FOR PERIOD OF RECORD - Maximum recorded gage height, 9.94 ft, Oct 3, 2002, but may have been higher during period of Hurricane Ike, Sep 12, 2008; minimum recorded gage height, -1.99 ft, Jan 14, 2006.
PERIOD OF RECORD - June 1999 to current year.
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: June 1999 to current year. SALINITY: October 2002 to current year. WATER TEMPERATURE: June 1999 to current year.
INSTRUMENTATION - Water-quality monitor recording specific conductance and water temperature.
EXTREMES FOR PERIOD OF RECORD - SPECIFIC CONDUCTANCE: Maximum, 57,500 microsiemens/cm, Dec 02, 2011; minimum, 2860 microsiemens/cm, Apr 08, 2009. SALINITY: Maximum, 33.9 ppt, Nov 14, 2012; Minimum, 1.5 ppt, Apr 8, 2009. WATER TEMPERATURE: Maxmium, 34.9°C, June 13, 2010; minimum, 2.7°C, Jan 10, 2010.