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This gage is monitored in cooperation with the St. Johns River Water Management District.
LOCATION.--Lat 28°50'16", long 81°19'28"referenced to North American Datum of 1927, in SW 1/4 sec.16, T.19 S., R.30 E., Seminole County, FL, Hydrologic Unit 03080101, near center of channel on bridge pile under U.S. Highway 17 and 92, at outlet of Lake Monroe, 4 mi northwest of Sanford, and 161 mi upstream from mouth.
PERIOD OF RECORD.--July 1932 to January 1933 and August 1941 to June 1956 (discharge measurements only) , October 1964 to September 1968 (gage heights and miscellaneous discharge measurements only), May 1987 to September 1989, March 1995 to current year.
GAGE.--Water-stage recorder, acoustic velocity meter, continuous water-quality monitor, and data-collection platform. Datum of gage is at NGVD of 1929, prior to October 2005 datum of gage was .09 ft below NGVD of 1929 and 0.95 ft below NAVD of 1988 .
Value Dec 21