USGS Water-Year Summary 2020
02240000 OCKLAWAHA RIVER NEAR CONNER, FL
LOCATION - Lat 29°12'52", long 81°59'10" referenced to North American Datum of 1927, in SW 1/4 sec.02, T.15 S., R.23 E., Marion County, FL, Hydrologic Unit 03080102, on right bridge fender 75 ft upstream from bridge on State Highway 40, 0.2 mi downstream from Silver River, 1.5 mi southwest of Conner, 8 mi east of Ocala, and 51.0 mi upstream from mouth.
DRAINAGE AREA - 1,196 mi².
- WDR FL-74-1: Drainage area.
PERIOD OF RECORD - February 1930 to September 1946, March 1963 to September 1977 (gage heights only), October 1977 to current year.
GAGE - Water-stage recorder, acoustic-velocity meter, and data-collection platform. Datum of gage is 31.79 ft above NGVD of 1929 and 30.88 ft above NAVD of 1988.
COOPERATION - This gage is monitored in cooperation with the St. Johns River Water Management District.