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Water-Year Summary for Site USGS 2951190901217

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

Water year 2025: 2025-10-01 to 2026-09-30
 
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USGS Water-Year Summary 2025
2951190901217 L. Cataouatche at Whiskey Canal S of Waggaman, LA
LOCATION - Lat 29°51'19", long 90°12'17" referenced to North American Datum of 1983, Jefferson Parish, LA, Hydrologic Unit 08090301, near Bayou Segnette State Park, near the intersection of Whiskey Canal and Lake Cataouatche.
DRAINAGE AREA - Indeterminate.
REVISIONS HISTORY -

Datum of gage was published incorrectly as for the 2011, 2012, 2013, and 2014 water years.  Correct datum was 3.45ft. below NAVD88 GEOID03.

Gage height record for the period of Jun 18, 2009 to Nov. 30, 2017 was revised on Dec 11, 2017 to reflect gage subsidence.

Gage height record for the period of Feb 14, 2016 to Jun 14, 2023 was revised on Jul 31, 2025 to reflect gage subsidence. 

SURFACE-WATER RECORDS
PERIOD OF RECORD - November 2000 to current year.
GAGE - Water-stage recorder.

Datum of gage is 5.86ft below NAVD88 GEOID18. Prior to July 12, 2023, datum of gage was 3.50ft below NAVD88 GEOID18.

REMARKS - Site affected by wind and tide and regulated flow from Davis Pond Freshwater Diversion. Satellite telemetry at station.

Extremes to period of record may have been exceeded during periods of missing data due to site destruction by Hurricane Ida, 2021.

Exteremes to period of record have been updated to reflect revisions.

Prior to Jun 2023, site was located aprrox 130yds south.

EXTREMES FOR PERIOD OF RECORD -

Maximum gage height 10.79 ft Aug 29, 2021; minimum recorded gage height, 0.40 ft, Aug 29, 2012.

WATER-QUALITY RECORDS
PERIOD OF RECORD - November 2000 to current year.
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: November 2000 to current year. SALINITY: October 2003 to current year. WATER TEMPERATURE: November 2000 to current year.
INSTRUMENTATION - Water-quality monitor recording specific conductance, and water temperature.
REMARKS - Site affected by regulated flow from Davis Pond Freshwater Diversion.

Extremes to period of record may have been exceeded during periods of missing data due to site destruction by Hurricane Ida, 2021.

EXTREMES FOR PERIOD OF RECORD - SPECIFIC CONDUCTANCE: Maximum recorded, 20,500 microsiemens/cm, Nov. 18, 2023; minimum recorded, 152 microsiemens/cm, Dec. 15, 2009. SALINITY: Maximum 12.0 ppt, Nov. 18, 2023; minimum, 0.1 ppt, on many days. WATER TEMPERATURE: Maximum recorded, 37.0°C, Jul. 21, 2023; minimum recorded, 1.6°C, Jan. 10.2010.