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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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USGS Water-Year Summary 2024
073802516 Barataria Pass at Grand Isle, LA
LOCATION - Lat 29°16'22.2", long 89°56'48.5" referenced to North American Datum of 1983, Jefferson Parish, LA, Hydrologic Unit 08090301, on a 36"x30' steel platform .35 miles east of Grand Isle
DRAINAGE AREA - Indeterminate.
SURFACE-WATER RECORDS
PERIOD OF RECORD - August 2008 to current year.
GAGE - Water-stage recorder. Datum of gage is 6.314ft below NAVD 88 GEOID03 EPOCH 2002.0000.
REMARKS - Stage affected by wind and tide. Satellite telemetry at station.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height recorded, 10.79 ft, June 7, 2020 but may of been higher during period of missing record during Hurricane Ida ; minimum gage height, 3.86ft, Jan. 19, 2024.
WATER-QUALITY RECORDS
PERIOD OF RECORD - August 2008 to current year.
INSTRUMENTATION - Water-quality monitor recording specific conductance and water temperature.
EXTREMES FOR PERIOD OF RECORD - SPECIFIC CONDUCTANCE: Maximum, 61,400 microsiemens/cm, Jun. 30, 2015; minimum, 2220 microsiemens/cm, Jun. 23, 2019.
SALINITY: Maximum, 41.4 ppt, Jun. 30, 2015; minimum, 1.1 ppt, Jun. 23, 2019.
WATER TEMPERATURE: Maximum, 35.9°C, Jul. 31, 2023 ; minimum, 3.7°C, Jan. 17, 2024.
