USGS Water-Year Summary 2020
02319500 SUWANNEE RIVER AT ELLAVILLE, FL
LOCATION - Lat 30°23'04", long 83°10'19" referenced to North American Datum of 1927, in NE 1/4 sec.24, T.1 S., R.11 E., Suwannee County, FL, Hydrologic Unit 03110205, on left bank at Ellaville, 100 ft upstream from Seaboard Air Line Railroad bridge, 200 ft downstream from Withlacoochee River, 900ft upstream from bridge on U.S. Highway 90, and 127 mi upstream from mouth.
DRAINAGE AREA - 6,970 mi². includes part of watershed in Okefenokee Swamp, which is indeterminate.
- WSP 1905: WDR FL-75-1: Drainage area.
PERIOD OF RECORD - January 1927 to current year.
GAGE - Water-stage recorder and data-collection platform. Datum of gage is 27.22 ft above National Geodetic Vertical Datum of 1929. Prior to June 20, 1932, nonrecording gage at same site and datum. Nov. 8, 1955 to Sept. 30, 1970, nonrecording gage 1.1 mi downstream from base gage at datum 2.67 ft lower, used as supplementary gage when flow was less than 4,800 ft³/s.