North Branch Susquehanna River at Unadilla, Otsego County NY (UNDN6)
Gage Location: Otsego County, New York	Site Location: Otsego County, New York
Latitude: 42.322	Longitude: -75.317	Elevation: 997.25 ft. MSL	Drainage Area: 982 Sq. Mi.
Minor Stage: 11 ft.	Moderate Stage: 13 ft.	Major Stage: 14.5 ft.
First Flood: 1935-07-08	Last Flood: 2011-09-08 Crest: 16.34 ft.	Datum change: 1938-07-01	Number of Floods: 56

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Height Above Flood Stage for Entire Period of Record Height Above FS Total Occurence Percent of Crest Occurrence Cumulative Total Flood Occurrence Percent of Floods above Listed Value 11 ft to 12 ft 31 55.4 11 ft or above 56 100.0 12 ft to 13 ft 6 10.7 12 ft or above 25 44.6 13 ft to 14 ft 11 19.6 13 ft or above 19 33.9 14 ft to 15 ft 4 7.1 14 ft or above 8 14.3 15 ft to 16 ft 0 0.0 15 ft or above 4 7.1 16 ft to 17 ft 3 5.4 16 ft or above 4 7.1 17 ft to 18 ft 1 1.8 17 ft or above 1 1.8

Height Above Flood Stage After Datum Change Height Above FS Total Occurence Percent of Crest Occurrence Cumulative Total Flood Occurrence Percent of Floods above Listed Value 11 ft to 12 ft 31 57.4 11 ft or above 54 100.0 12 ft to 13 ft 6 11.1 12 ft or above 23 42.6 13 ft to 14 ft 11 20.4 13 ft or above 17 31.5 14 ft to 15 ft 4 7.4 14 ft or above 6 11.1 15 ft to 16 ft 0 0.0 15 ft or above 2 3.7 16 ft to 17 ft 1 1.9 16 ft or above 2 3.7 17 ft to 18 ft 1 1.9 17 ft or above 1 1.9