USGS Water-Year Summary 2021
073802245 BLACK BAYOU EAST OF GONZALES, LA
LOCATION - Lat 30°14'14", long 90°52'12" referenced to North American Datum of 1927, Ascension Parish, LA, Hydrologic Unit 08070204, on downstream side of bridge on State Highway 431, approximately 0.2 mi south of the intersection of Hwy. 431 and Churchpoint Road and approximately 2.5 mi east of Hwy. 61 in Gonzales.
DRAINAGE AREA - Less than 18.30 mi².
- WDR-LA-1998: 1997: Extremes for Period of Record.
PERIOD OF RECORD - May 1997 to current year.
GAGE - Water-stage recorder. Datum of gage is NAVD 88.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height, 9.60 ft, Aug. 16, 2016; minimum gage height, -2.27 ft, Aug. 29, 2012.