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This gage is monitored in cooperation with the St. Johns River Water Management District.
LOCATION.--Lat 29°30'30", long 81°48'15", referenced to North American Datum of 1983, in NW 1/4 sec.28, T.11 S., R.25 E., Putnam County, FL, Hydrologic Unit 03080102, at downstream side of control structure of Rodman Dam, 8.4 mi east of Orange Springs, and 11.6 mi upstream from mouth.
GAGE.--Water-stage recorder, gate-opening recorder, and data-collection platform. Datum of gage is at NGVD of 1929 (U.S. Army Corps of Engineers bench mark) and 1.11 ft below NAVD of 1988. Auxiliary gage upstream side of control structure at same datum.
REMARKS.--Flow regulated by manipulation of gates in spillway; dam completed and flow through spillway began on Sept. 30, 1968. Discharge computed from relation between head and gate openings.Since November 1969, diversion above station from Lake Ocklawaha for boat lockages, through Cross-Florida Barge Canal (see station 02244032) to St. Johns River.
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Value Nov 23