Chenango River near Chenango Forks, Broome County NY (CNON6)
Gage Location: Broome County, New YorkSite Location: Broome County, New York
Latitude: 42.218Longitude: -75.849Elevation: 871.63 ft. MSLDrainage Area: 1483 Sq. Mi.
Minor Stage: 10 ft. Moderate Stage: 12.6 ft.Major Stage: 20.3 ft.
First Flood: 1913-01-08Last Flood: 2013-08-09 Crest: 10.48 ft.Datum change: 1936-08-03Number of Floods: 95

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Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1913-01-0810.9822900MinorC2 G1
1913-03-2713.735500ModerateC2 G1
1914-03-281437000ModerateC2 G1
1914-04-0210.3520400MinorC2 G1
1914-04-0911.424600MinorC2 G1
1915-02-2512.0427200MinorC2 G1
1915-07-0910.7221900MinorC2 G1
1916-04-0212.1827900MinorC2 G1
1917-03-2811.1623600MinorC2 G1
1918-05-1410.7522000MinorC2 G1
1920-03-1313.0622000ModerateC2 G1
1920-03-2711.3324300MinorC2 G1
1922-03-0810.4721200MinorC2 G1
1922-06-1210.5221400MinorC2 G1
1923-03-2410.8522700MinorC2 G1
1923-04-0611.4725200MinorC2 G1
1924-01-1210.4821200MinorC2 G1
1924-04-0712.2728600MinorC2 G1
1924-09-3012.4529400MinorC2 G1
1925-02-1213.0531900ModerateC2 G1
1926-03-2510.7119000MinorC2 G1
1926-04-1010.2320200MinorC2 G1
1926-11-1711.2924500MinorC2 G1
1927-03-1412.5930100MinorC2 G1
1927-10-1911.324500MinorC2 G1
1929-03-1513.232800ModerateC2 G1
1929-04-2111.9127000MinorC2 G1
1932-10-0610.1319800MinorC2 G1
1934-03-0510.4220900MinorC2 G1
1934-04-0110.2320100MinorC2 G1
1935-01-0913.534000ModerateC2 G1
1935-07-0820.396000MajorC2 G1
1936-03-1212.9331800ModerateC2 G1
1936-03-1815.2650100ModerateC2 G1
1937-04-0710.0721000Minornone
1937-10-2410.5423400Minornone
1939-02-2111.1425000Minornone
1939-03-2710.4522300Minornone
1940-04-0913.0337000ModerateC7 F1
1941-04-0711.8629000Minornone
1942-03-1710.0921000MinorF2
1942-12-301441000ModerateF2
1943-03-1711.9729000MinorF2
1944-03-1710.9424400MinorF2
1945-03-0313.29-9999ModerateF2
1945-03-2210.4622200MinorF2
1947-04-0710.3522500MinorF2
1948-03-2212.2232200MinorF2
1950-03-3010.3622500MinorF2
1950-04-0511.8430100MinorF2
1955-03-1210.2221400MinorF2
1956-03-0810.6423400MinorF2
1956-04-0512.1931400MinorF2
1958-04-0710.4422400MinorF2
1959-01-2211.3220000MinorC5 F1 F2
1960-04-011230400MinorF2
1960-04-0511.0225300MinorF2
1961-02-2612.6534000ModerateF2
1963-03-2810.9525000MinorF2
1964-03-0613.3237800ModerateF2
1965-02-0911.51-9999MinorF2
1971-02-161020400MinorC3 F1 F2 F3
1971-02-2410.19-9999MinorF2
1972-06-2311.1926200MinorF2
1975-02-2510.5322800MinorF2
1975-09-2611.3426900MinorF2
1976-01-2714.33-9999ModerateF2
1976-10-091020400MinorF2
1977-03-1411.9330000MinorF2
1979-03-0613.5839400ModerateF2
1981-02-1111.36-9999MinorF2
1981-02-2010.1521100MinorF2
1981-10-2810.2721600MinorF2
1982-02-0414.99-9999ModerateF2
1982-03-1310.46-9999MinorF2
1983-12-1412.4432800MinorF2
1984-02-1511.829300MinorF2
1984-04-0610.1421000MinorF2
1986-03-1511.2626500MinorF2
1990-10-2410.7624000MinorF2
1993-04-0110.8724900MinorF2
1993-04-1112.4533500MinorF2
1996-01-2012.4833700MinorF2
1996-12-0210.824500MinorF2
1998-01-0910.3422200MinorF2
2000-02-2811.126100MinorF2
2001-04-1010.2221700MinorF2
2005-04-0314.3445400ModerateF2
2006-06-2813.7441500ModerateF2
2006-11-1710.8925000MinorF2
2009-02-1212.28-9999MinorF2
2011-03-1110.3522300MinorF2
2011-04-2810.9625300MinorF2
2011-09-0814.9349500ModerateF2
2013-08-0910.4822900MinorF2



Codes and description

C1|Crest information looks unreliable and incomplete and not used in frequency calculations. Some of the floods are based on current flood stage and nearby gage information.
C2|Crest information 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: 08:00 PM May 28, 2014