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This station is operated in cooperation with:
   U.S. Army Corps of Engineers - Buffalo District

LOCATION.--Lat 42°46'00", long 77°50'20" referenced to North American Datum of 1983, Livingston County, NY, Hydrologic Unit 04130002, on right bank 100 ft north of Jones Bridge Road, 0.8 mi downstream from Canaseraga Creek, 2.8 mi northeast of Mount Morris, and 63.0 mi upstream from mouth.
DRAINAGE AREA.--1,424 mi2.
PERIOD OF RECORD.--May 1903 to April 1906, August 1908 to April 1914, July 1915 to current year. Prior to 1968, published as "at Jones Bridge."
REVISED RECORDS.--WSP 1277: 1952. WSP 1387: 1913. WSP 1437: 1955. WDR NY-82-3: Drainage area. WDR NY-78-1: 1974-77 (M,m). WDR NY-01-3: 1991 (M), 1992 (M), 1996-2000 (M).
GAGE.--Water-stage recorder. Datum of gage is 540.12 ft above NGVD of 1929. Prior to Sept. 11, 1915, nonrecording gage on bridge at datum 2.85 ft lower.
REMARKS.--Records good except those for estimated daily discharges, which are fair. Diurnal fluctuation at low flow caused by powerplant. Flow regulated to some extent by Rushford Lake since July 1928, and at high flows since November 1951 by Mount Morris Lake (station 04224000). Monthly figures of discharge and runoff 1952 to 1966 water years adjusted for change in contents in Rushford Lake and Mount Morris Lake. U.S. Army Corps of Engineers, Buffalo District, telephone and satellite gage-height telemeters at station.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, since construction of Mt. Morris Reservoir in November 1951, 17,800 ft3/s, June 23, 1972, gage height, 24.50 ft; minimum discharge, 12 ft3/s, July 23, 1955, gage height, 0.22 ft, partially obstructed intake.
EXTREMES FOR PERIOD PRIOR TO REGULATION.--Maximum discharge, prior to construction of Mt. Morris Reservoir in November 1951, 55,100 ft3/s, May 17, 1916, gage height, 25.44 ft; maximum gage height, 25.80 ft, Mar. 13, 1920 (ice jam); minimum discharge, 18 ft3/s, Aug. 29, 1909.
Derived from NY Annual Water-Data Report 2013

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  2015-11-25
00065 Gage height 2015-07-28  2015-11-25

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Summary of all available data for this site
Instantaneous-data availability statement

Discharge, cubic feet per second

Most recent instantaneous value: 963   11-25-2015  10:05 EST
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Daily discharge, cubic feet per second -- statistics for Nov 25 based on 63 years of record more
Most Recent
Value Nov 25
Median Mean 75th
132 704 963 1340 1770 2340 6800

Gage height, feet

Most recent instantaneous value: 3.68   11-25-2015  10:05 EST
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