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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.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2025
07381412 Intracoastal Waterway nr Port Allen, LA
LOCATION - Lat 30°25'56.0", long 91°12'37.7" referenced to North American Datum of 1983, West Baton Rouge Parish, LA, Hydrologic Unit 08070300,
DRAINAGE AREA - Undetermined.
SURFACE-WATER RECORDS
PERIOD OF RECORD -
September 2021 to current. September 14, 1961 to January 25, 1978 (Peak measurement only).
GAGE - Water-stage recorder. Datum of gage is 0.56 feet below NAVD88 GEOID18. Prior to Sept. 27, 2021 datum of gage is undetermined.
COOPERATION - Louisiana Watershed Initiative
REMARKS - Satellite telemetry at station.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 7.91 ft, on January 29, 2023; minimum gage height, 1.07 ft, on November 1, 2023.
