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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 2025
073745235 Bayou Dupree Sector Gate near Violet, LA
LOCATION - Lat 29°56'06.7", long 89°50'11.7" referenced to North American Datum of 1983, St. Bernard Parish, LA, Hydrologic Unit 08090203,
DRAINAGE AREA - Indeterminate
REVISIONS HISTORY - Gage height data for the period October 2018 - April 2025 were revised on May 12, 2025 based on changes to the gage datum. A level set run on April 9, 2025 showed a change in elevation of +0.033 ft for RP-1 (Flood Side) and +0.018 ft for RP-2 (Protected Side).
SURFACE-WATER RECORDS
PERIOD OF RECORD - March 2017 to current.
GAGE - Water-stage recorder. Datum of gage is NAVD88 GEOID03 EPOCH 2004.65.
EXTREMES FOR PERIOD OF RECORD -
Flood: Maximum gage height, 9.77 ft, Aug 29, 2021 during Hurricane Ida. Minimum gage height, -2.28 ft, Jan 16, 2022.
Protected: Maximum gage height, 2.69 ft, Aug. 31, 2021 during Hurricane Ida. Minimum gage height, -2.30 ft, Jan 16, 2022.
