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Water-Year Summary for Site 300722089150100

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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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Available Parameters
00010 Temperature, water(Max.,Min.,Mean)  
00065 Gage height(Max.,Min.,Mean)  
00095 Specific cond at 25C(Max.,Min.,Mean)  
00480 Salinity(Max.,Min.,Mean)  

Water year 2023: 2023-10-01 to 2024-09-30

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USGS Water-Year Summary 2023
300722089150100 Mississippi Sound near Grand Pass
LOCATION - Lat 30°07'22", long 89°15'01" referenced to North American Datum of 1983, St. Bernard Parish, LA, Hydrologic Unit 08090203, Site sits atop a single pile platform 30 feet above water surface in Mississippi Sound 13.1 miles due South of Pass Christian, MS.
DRAINAGE AREA - Indeterminate.
PERIOD OF RECORD - August 27, 2008 to current year.
GAGE - Water-stage recorder. Datum of gage is 0.97 below NAVD88 GEOID12a.
REMARKS - Satellite telemetry at station. Site affected by wind and tide. Site moved to hurricane hardened structure, replacing station 3007220891501 Mississippi Sound at Grand Pass.
EXTREMES FOR PERIOD OF RECORD - Maximum recorded gage height, 8.94 ft, Aug. 29, 2012; minimum recorded gage height, -2.17 ft, Dec. 13, 2010.
PERIOD OF RECORD - August 27, 2008 to current year.
INSTRUMENTATION - Water-quality monitor recording specific conductance and temperature.
EXTREMES FOR PERIOD OF RECORD - SPECIFIC CONDUCTANCE: Maximum recorded, 52,700 microsiemens/cm, Jul. 31, 2014.; minimum recorded, 786 microsiemens/cm, Jun. 20, 2019. SALINITY: Maximum recorded, 34.7 ppt, Nov. 15, 2013, Nov. 16, 2013 and Jul. 31, 2014; minimum, 0.4 ppt, on several days. WATER TEMPERATURE: Maximum recorded, 33.7°C, Aug. 4, 2011; minimum recorded, 3.6°C, Jan. 11, 2010.