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LOCATION.--Lat 42°57'26", long 77°35'20" referenced to North American Datum of 1983, Monroe County, NY, Hydrologic Unit 04130003, on right bank 25 ft downstream from bridge on State Highway 65 at Honeoye Falls, and 15.3 mi upstream from mouth.
DRAINAGE AREA.--196 mi2.
PERIOD OF RECORD.--October 1945 to September 1970, October 1972 to current year.
REVISED RECORDS.--WDR NY-82-3: Drainage area.
GAGE.--Water-stage recorder. Datum of gage is 610.00 ft above NGVD of 1929. Prior to October 1972, at same site at datum 609.76 ft above NGVD of 1929 (609.98 ft, levels by Corps of Engineers).
COOPERATION.--Water-quality samples were collected and analyzed by the Monroe County Environmental Health Laboratory at Rochester, N.Y.
REMARKS.--Outlet of Honeoye Lake not controlled. Some diversion from and regulation of Hemlock and Canadice Lakes for water supply of City of Rochester. Prior to 1967 water year, published monthly figures adjusted for change in contents in, and diversion from, Hemlock and Canadice Lakes. Prior to about 1960, diurnal fluctuation at low flow caused by mills upstream from station. Water Years 2014-15: Records fair except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 4,800 ft3/s, May 16, 2014, gage height, 5.63 ft; maximum gage height, 6.42 ft, Mar. 28, 1950, datum then in use; no flow, Aug. 12, 15, 2001.
EXTREMES OUTSIDE PERIOD OF RECORD.--Flood of June 23, 1972, reached a stage of about 6.3 ft, present datum, discharge, about 6,600 ft3/s, from rating curve extended above 3,300 ft3/s.

Peak Flow and Stage Information
This station managed by the NY Water Science Center, Ithaca.

Available Parameters Available Period
All 2 Available Parameters for this site
00060 Discharge 2007-10-01  2016-10-27
00065 Gage height 2016-06-29  2016-10-27

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Discharge, cubic feet per second

Most recent instantaneous value: 20   10-27-2016   17:05 EST
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Daily discharge, cubic feet per second -- statistics for Oct 27 based on 69 years of record more
Median Most Recent
Value Oct 27
Mean 75th
0.70 4.2 16 20 56 58 525

Gage height, feet

Most recent instantaneous value: 0.44   10-27-2016   17:05 EST
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