PROVISIONAL DATA SUBJECT TO REVISION
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Site Information
LOCATION.--Lat 44°35'55.5", long
74°44'14.0" referenced to North American Datum of
1983, St. Lawrence County, NY, Hydrologic Unit 04150306, on
right bank 25 ft upstream from bridge on Jones Road, 4.1 mi
downstream from Mud Pond Outlet, 4.2 mi southeast of
Parishville, and 4.8 mi upstream from dam.
DRAINAGE AREA.--171 mi².
PERIOD OF RECORD.--October 1958 to September 1968, annual maximum only--1969-91, June 1991 to current year.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 971.64 ft above NGVD of 1929 and 969.05 ft above NAVD of 1988.
REMARKS.--Water Years 2014-23: Records good except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 5,960 ft³/s, Dec. 29, 1984, gage height, 7.37 ft; maximum gage height, 7.51 ft, Feb. 25, 1985 (ice jam); minimum recorded discharge, 43 ft³/s, Sept. 4, 2012, gage height, 0.85 ft, but may have been less during period of estimated record January and February 1961.
DRAINAGE AREA.--171 mi².
PERIOD OF RECORD.--October 1958 to September 1968, annual maximum only--1969-91, June 1991 to current year.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 971.64 ft above NGVD of 1929 and 969.05 ft above NAVD of 1988.
REMARKS.--Water Years 2014-23: Records good except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 5,960 ft³/s, Dec. 29, 1984, gage height, 7.37 ft; maximum gage height, 7.51 ft, Feb. 25, 1985 (ice jam); minimum recorded discharge, 43 ft³/s, Sept. 4, 2012, gage height, 0.85 ft, but may have been less during period of estimated record January and February 1961.
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