Otselic River at Cincinnatus, Cortland County NY (CINN6)
Gage Location: Cortland County, New YorkSite Location: Cortland County, New York
Latitude: 42.035Longitude: -75.803Elevation: 1031.67 ft. MSLDrainage Area: 147 Sq. Mi.
Minor Stage: 9 ft. Moderate Stage: 11.2 ft.Major Stage: 12.5 ft.
First Flood: 1935-07-08Last Flood: 2011-09-08 Crest: 9.63 ft.Datum change: 1969-10-01Number of Floods: 48

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Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1935-07-0812.59200MajorC1 C4 F1
1939-02-209.344400MinorC1
1940-03-319.374510MinorC1
1940-04-089.865700MinorC1
1941-04-069.444980MinorC1
1941-12-249.023740MinorC1
1942-03-099.163750MinorC1
1942-03-179.514610MinorC1
1942-12-3010.678390MinorC1
1943-03-179.775540MinorC1
1944-03-179.664950MinorC1
1945-03-179.674990MinorC1
1945-03-229.484570MinorC1
1945-10-029.785250MinorC1
1946-03-099.454080MinorC1
1947-03-259.183750MinorC1
1947-04-069.594400MinorC1
1947-06-039.083600MinorC1
1948-03-179.244330MinorC1
1948-03-2010.276670MinorC1
1948-03-229.815520MinorC1
1950-03-289.043970MinorC1
1950-04-0410.687830MinorC1
1950-09-019.364560MinorC1
1950-12-049.264360MinorC1
1951-03-319.915750MinorC1
1952-07-109.054100MinorC1
1952-12-119.013620MinorC1
1955-03-1110.193700MinorC1
1955-10-309.374310MinorC1
1956-04-059.364300MinorC1
1959-01-229.655630MinorC1
1961-02-269.555920MinorC1
1964-03-0510.236670MinorC1
1972-06-239.395530Minornone
1975-09-269.045050Minornone
1976-10-099.75960Minornone
1977-03-1310.056730Minornone
1979-03-069.886720Minornone
1980-03-229.035380Minornone
1982-02-049.42-9999Minornone
1983-12-149.456400Minornone
1986-03-159.226010Minornone
1993-04-119.947130Minornone
1996-01-1910.898000MinorF1 F3
2005-04-0310.557700Minornone
2006-06-289.596480Minornone
2011-09-089.637460Minornone



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: 01:25 PM Jul 21, 2014