USGS Water-Year Summary 2020
02484650 PEARL RIVER AT RATLIFF'S FERRY NEAR RATLIFF, MS
LOCATION - Lat 32°35'39", long 89°50'26" referenced to North American Datum of 1983, in SW 1/4 NE 1/4 sec.25, T.9 N., R.4 E., Madison County, MS, Hydrologic Unit 03180002, Choctaw Meridian, near right bank of Pearl River at restroom facility at boat ramp, 28.5 miles upstream of the Ross Barnett Dam.
DRAINAGE AREA - 2,638 mi².
PERIOD OF RECORD - May 1998 to September 2001, flood hydrograph. October 2001 to current, stage only.
GAGE - Water-stage recorder. Datum of gage is 0.63 feet above NGVD of 1929.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Apr. 14, 1979, gage height, 313.1 ft (from floodmark).