USGS Water-Year Summary 2020
02365500 CHOCTAWHATCHEE RIVER AT CARYVILLE, FL
LOCATION - Lat 30°46'32", long 85°49'40" referenced to North American Datum of 1927, in NW 1/4 sec.10, T.4 N., R.16 W., Holmes County, FL, Hydrologic Unit 03140203, near right bank on downstream side of bridge on U.S. Highway 90, 300 ft downstream from Louisville and Nashville Railroad bridge, 0.8 mi west of Caryville, 1.8 mi downstream from Wrights Creek, and 64 mi upstream from mouth.
DRAINAGE AREA - 3,499 mi².
For the period, Sept. 8-30, 2012, the data was recomputed. After re-computation the daily data changed less than ten percent.
Revisions: Gage height, discharge, and mean measurement gage heights for measurement numbers 583 to 609 during the period of Dec. 5, 2013, to Dec. 4, 2017, were revised on March 16, 2018, based on levels ran on Jul. 12, 2017 and Feb. 8, 2018.
PERIOD OF RECORD - August 1929 to September 1994, October 1994 to September 1996 (gage height only), October 1996 to September 1997, October 1997 to September 1998 (gage height only), October 2000 to current year. Gage-height records collected at same site from 1928 to August 1929 are contained in reports of U.S. Weather Bureau.
GAGE - Water-stage recorder and data-collection platform. Datum of gage is 39.02 ft above National Geodetic Vertical Datum of 1929. Aug. 17 to Oct. 11, 1929, nonrecording gage at same site and datum; Oct. 12, 1929 to Sept. 11, 1951, water-stage recorder at same site and datum; Sept. 12, 1951 to Aug.11, 1976, nonrecording gage at same site and datum.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum stage since 1850 (from information furnished by U.S. Army Corps of Engineers, Mobile District) 27.1 ft, Mar. 17, 1929, from National Weather Service records and floodmarks; discharge, 206,000 ft³/s from rating curve extended above 160,000 ft³/s on basis of slope-area determination of peak flow.