USGS Water-Year Summary 2021
02370000 BLACKWATER RIVER NEAR BAKER, FL
LOCATION - Lat 30°50'00", long 86°44'05" referenced to North American Datum of 1927, in SW 1/4 sec.22, T.4 N., R.25 W., Okaloosa County, FL, Hydrologic Unit 03140104, near left bank on downstream side of bridge on State Highway 4, 0.3 mi downstream from Red Wash Branch, 3.8 mi northwest of Baker, and 35 mi upstream from mouth.
DRAINAGE AREA - 205 mi².
WSP 1704: 1950 (M), 1951-52.
Record May 13, 2015 to May 24, 2018; revised as a result of levels on May 24, 2018.
PERIOD OF RECORD - March 1950 to September 1992, October 1996 to current year.
GAGE - Water-stage recorder and data-collection platform. Datum of gage is 60.5 ft above National Geodetic Vertical Datum of 1929 (from design datum of bridge curb furnished by Florida Department of Transportation).