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ALL DATA ARE EASTERN STANDARD TIME

USGS 04228500 GENESEE RIVER AT AVON NY

PROVISIONAL DATA SUBJECT TO REVISION

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LOCATION.--Lat 42°55'04", long 77°45'26" referenced to North American Datum of 1983, Livingston County, NY, Hydrologic Unit 04130003, on right bank 250 ft downstream from bridge on U.S. Highway 20 (State Highway 5), 0.3 mi west of Avon, 0.8 mi downstream from Conesus Creek, and 35.6 mi upstream from mouth.
DRAINAGE AREA.--1,673 mi2.
PERIOD OF RECORD.--August 1955 to current year.
REVISED RECORDS.--WDR NY-82-3: Drainage area.
GAGE.--Water-stage recorder. Datum of gage is 500.11 ft above NGVD of 1929 and 499.56 ft above NAVD of 1988 (VERTCON).
REMARKS.--Prior to 2000, possible diurnal fluctuation at low flow caused by powerplant at Mt. Morris. High flows regulated by Mount Morris Lake (station 04224000) and by Conesus Lake (station 04227980). Monthly figures of discharge and runoff August 1955 to September 1965 adjusted for change in contents in Mount Morris Lake. Water Years 2014-15: Records good except those for estimated daily discharges, which are fair.
Water Year 2016: Record good except those above 500 ft3/sand those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 16,500 ft3/s, June 25, 1972, gage height 40.67 ft; minimum discharge, 47 ft3/s, Oct. 10, 11, 1980, gage height, 13.70 ft.
PERIOD OF DAILY RECORD1.--SUSPENDED-SEDIMENT DISCHARGE: April 1975 to September 1977.
EXTREMES FOR PERIOD OF DAILY RECORD1.--SUSPENDED-SEDIMENT CONCENTRATION: Maximum daily mean, 2,680 mg/L, July 8, 1977; minimum daily mean, 1 mg/L, Nov. 27, 28, 1975. SUSPENDED-SEDIMENT DISCHARGE: Maximum daily, 39,800 tons, July 8, 1977; minimum daily, 1.7 tons, Nov. 27, 1975.
1 Water-Quality Records

Peak Flow and Stage Information

Gage PhotoStation image

 

This station managed by the NY Water Science Center Ithaca.

Available Parameters Available Period
All 2 Available Parameters for this site
  
00060 Discharge 1986-02-28  2017-07-23
00065 Gage height 2017-03-25  2017-07-23

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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: 1610 07-23-2017   01:00 EST
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Daily discharge, cubic feet per second -- statistics for Jul 23 based on 61 years of record more
Min
(1962)
25th
percen-
tile
Median Mean 75th
percen-
tile
Most Recent
Instantaneous
Value Jul 23
Max
(1972)
108 225 426 741 778 1610 7180


Gage height, feet

Most recent instantaneous value: 18.86 07-23-2017   01:00 EST
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