USGS Water-Year Summary 2021
07381670 GULF INTRACOASTAL WATERWAY AT BAYOU SALE RIDGE NEAR FRANKLIN, LA
LOCATION - Lat 29°40'51", long 91°28'14" referenced to North American Datum of 1983, St. Mary Parish, LA, Hydrologic Unit 08080103, at State Highway 317 bridge, eight miles south of Franklin and five miles west of Wax Lake Outlet.
DRAINAGE AREA - Indeterminate.
PERIOD OF RECORD - April 1999 to January 2000; miscellaneous discharge measurements only. January 2000 to September 2015, October 2015 to October 2019 (Unit values only) discharge. Gage height only, Feb 2020 to present.
GAGE - Water-stage recorder. Datum of gage is 1.21 feet below NAVD 88 GEOID12a EPOCH 2010.00.
EXTREMES FOR PERIOD OF RECORD - Maximum positive discharge, 35,800 ft³/s, Jul 13, 2019, Hurricane Barry; maximum recorded gage height, 8.41ft, Jul 13, 2019, Hurricane Barry; maximum recorded negative discharge, -15,600 ft³/s, Sep 24, 2005; minimum gage height, -0.80 ft, Aug 29, 2012. Extremes may have been exceeded during period of missing record due to Hurricane Rita.