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: 1912-11-01Number 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 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