Chenango River at Greene, Chenango County NY (GNEN6)
Gage Location: Chenango County, New YorkSite Location: Chenango County, New York
Latitude: 42.324Longitude: -75.772Elevation: 892.58 ft. MSLDrainage Area: 593 Sq. Mi.
Minor Stage: 13 ft. Moderate Stage: 17 ft.Major Stage: 22 ft.
First Flood: 1935-07-08Last Flood: 2011-09-08 Crest: 21.09 ft.Datum change: 1937-02-20Number of Floods: 44

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Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1935-07-0822-9999MajorC1 C4
1939-02-2113.329650Minornone
1940-04-0115.7611500Minornone
1940-04-0514.2411600Minornone
1940-04-0914.8512700Minornone
1942-12-3118.3318900Moderatenone
1943-03-1715.1813000Minornone
1944-03-1714.1911000MinorC5
1948-03-1713.319210Minornone
1948-03-2215.8113200Minornone
1950-03-2913.5510100Minornone
1950-04-0514.6611800Minornone
1956-03-0813.6410300Minornone
1956-04-0615.1813300Minornone
1958-04-0713.219860Minornone
1959-01-2214.5111800MinorC5
1960-04-0114.9812900Minornone
1960-04-0514.3811800Minornone
1961-02-2615.9214700Minornone
1962-04-0113.410200Minornone
1963-03-2714.2211600Minornone
1964-03-0616.9416800Minornone
1972-06-2314.512000Minornone
1973-12-2714.9512800Minornone
1975-02-2513.310000Minornone
1977-03-1415.4913900Minornone
1978-01-2714.6412300Minornone
1979-03-0617.4117900Moderatenone
1983-12-1415.7814500Minornone
1986-03-1515.0213000Minornone
1993-04-1115.6214200Minornone
1996-01-2015.8914700MinorF3
1996-12-0214.2411600Minornone
1999-01-2514.3111700MinorF1
2000-02-2814.4912000Minornone
2000-04-0413.3510100Minornone
2001-04-1013.6610600Minornone
2003-03-2213.159780Minornone
2005-04-0318.6720800Moderatenone
2006-06-2821.1627100Moderatenone
2006-11-1715.4613800Minornone
2007-03-1613.31-9999Minornone
2011-03-1213.911000Minornone
2011-09-0821.0926900Moderatenone



Codes and description

C1|Crest information during this period may be incomplete and therefore was not used in frequency calculations. Some of the floods are based on current flood stage and nearby gage information.
C2|Crest information during this period looks reliable despite potential problems. This data was used in frequency calculations.
C3|Crest height estimated by the USGS.
C4|Crest height is from the National Weather Service.
C5|Crest height affected by backwater.
C6|Crest occurred at a previous flood stage that is lower than the current flood stage. The crests below the new flood stage are not used in flood frequency calculations.
C7|Crest from USGS yearly peak and/or date is different than the crest we provide. In many cases MARFC uses crest based on backwater or ice effects.
C8|Crest month or day of occurrence has been estimated by The Middle Atlantic River Forecast Center usually based on nearby gage information.
C9|Crest date (day) in the month is unknown.
F1|Flow is an estimate.
F2|Flow affected by regulation or diversion and in some cases to an unknown degree.
F3|Flow effected by snow-melt, ice jam or debris jam break up.
F4|Flow affected by dam failure.
F5|Flow - All or part of the record affected by urbanization, mining, agricultural changes, channelization or other factors.
G1|Gage height at a different site and/or datum.
G2|Gage is not an official USGS gage with crests provided by the NWS. Crest information looks unreliable and incomplete and not used in flood frequency calculations.
G3|Gage datum changed during this year.
none,No code; Good Data

Updated: 07:31 AM Dec 19, 2014