USGS Water-Year Summary 2021
02357700 APALACHICOLA RIVER BL WOODRUFF DAM, NR SNEADS, FL
LOCATION - Lat 30°42'14.58", long 84°51'47.72" referenced to North American Datum of 1983, Jackson County, FL, Hydrologic Unit 03130011, on right downstream tailrace wall of Jim Woodruff Dam on Chattahoochee River, 0.6 miles upstream from bridge on US 90, and 1.5 miles northwest of Chattahoochee.
DRAINAGE AREA - 17,100 mi².
PERIOD OF RECORD - August 2007 to current year. Gage height records collected at same site since February 1957 to July 2007 in files of the U.S. Army Corps of Engineers.
GAGE - Satellite telemetry with a water-stage recorder. Datum of gage is 0.00 feet above National Geodetic Vertical Datum (NGVD) of 1929 (levels by US Army Corps of Engineers).
COOPERATION - U.S. Army Corps of Engineers, Mobile district.
EXTREMES FOR PERIOD OF RECORD - Maximum gage height recorded, 73.66 feet, December 29, 2015; minimum gage height recorded, 37.70 feet, August 12, 2012.