North Branch Susquehanna River at Conklin, Broome County NY (CKLN6)
Gage Location: Broome County, New YorkSite Location: Broome County, New York
Latitude: 42.603Longitude: -76.16Elevation: 841.04 ft. MSLDrainage Area: 2232 Sq. Mi.
Minor Stage: 12 ft. Moderate Stage: 14 ft.Major Stage: 20 ft.
First Flood: 1913-03-28Last Flood: 2014-05-17 Crest: 12.36 ft.Datum change: 1913-10-04Number of Floods: 250

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Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1913-03-2818.352000ModerateC1 C6 F1
1914-03-301847000ModerateC6
1914-04-1013.729300ModerateC6
1914-04-2113.227200ModerateC6
1915-01-1912.424000MinorC6
1915-02-1612.6425000MinorC6
1915-02-2512.6825100MinorC6
1915-07-0816.1540500ModerateC6
1915-08-0511.5520900MinorC6
1916-04-0216.4942100ModerateC6
1916-04-1411.0519200MinorC6
1917-03-2813.5428700ModerateC6
1917-10-3013.7329400ModerateC6
1918-02-2113.9322000ModerateC5 F1
1920-03-1316.7925000ModerateC5 F1
1920-03-2915.0535200ModerateC6
1920-10-0211.5721000MinorC6
1920-12-0312.926000MinorC6
1921-03-0411.1219500MinorC6
1921-03-1013.1727100ModerateC6
1921-11-2916.0339900ModerateC6
1922-02-2414.0430300ModerateC6
1922-03-0813.3727400ModerateC6
1923-03-0511.1519200MinorC6
1923-03-2413.2327300ModerateC6
1923-04-0612.122900MinorC6
1924-01-1211.6321200MinorC6
1924-04-071430600ModerateC6
1924-09-3016.8644000ModerateC6
1925-02-1217.0444900ModerateC6
1925-02-2511.2820000MinorC6
1926-03-2612.1123000MinorC6
1926-04-1014.0430600ModerateC6
1926-11-1714.3631700ModerateC6
1927-03-1514.8133600ModerateC6
1927-03-2211.3620300MinorC6
1927-05-2512.4524100MinorC6
1927-10-1916.8843500ModerateC6
1927-11-2911.1619600MinorC6
1927-12-0911.6321200MinorC6
1927-12-1511.1119400MinorC6
1929-03-1717.647000ModerateC6
1929-04-1311.4820700MinorC6
1929-04-2216.3740800ModerateC6
1931-03-3012.1622800MinorC6
1931-04-1211.319800MinorC6
1932-04-0113.7529000ModerateC6
1932-04-1211.1319200MinorC6
1932-10-0813.125000ModerateC6
1932-11-1111.218400MinorC6
1932-11-2111.3418900MinorC6
1933-04-0311.1518200MinorC6
1933-08-2412.0521400MinorC6
1934-03-0513.225400ModerateC6
1935-01-1115.434400ModerateC6
1935-07-0916.9541900ModerateC6
1935-10-3112.6423400MinorC6
1935-11-1416.2838600ModerateC6
1936-03-1316.9441900ModerateC6
1936-03-1820.1461600MajorC6
1937-01-2211.8520700MinorC6
1937-01-2612.8824300MinorC6
1937-04-071221200MinorC6
1938-01-2612.2420600MinorC6
1938-09-2315.8934100ModerateC6
1938-12-0612.0920200MinorC6
1938-12-1112.5221500MinorC6
1939-02-2115.6433100ModerateC6
1939-03-2812.320800MinorC6
1940-04-0119.1351800ModerateC6
1940-04-0615.7633500ModerateC6
1940-04-1016.1134900ModerateC6
1940-04-2113.0523200ModerateC6
1940-12-3112.4421500MinorC6
1941-04-0613.424900ModerateC6
1942-03-0913.3824800ModerateC6
1942-03-1914.4528100ModerateC6
1942-05-2313.7225500ModerateC6
1942-12-3118.7648600ModerateC6
1943-02-2514.1827600ModerateC6
1943-03-1915.8134300ModerateC6
1943-05-2211.3618100MinorC6
1944-03-1814.830000ModerateC6
1944-03-2711.7919400MinorC6
1945-03-0413.7624900ModerateC6
1945-03-1814.1727500ModerateC6
1946-03-0915.4932900ModerateC6
1946-05-2113.6125400ModerateC6
1946-05-2815.4532700ModerateC6
1947-03-1612.0720400MinorC6
1947-03-2613.3524500ModerateC6
1947-04-0615.0431000ModerateC6
1948-03-1715.8234400ModerateC6
1948-03-2220.8360500MajorC6
1948-12-3114.3928400ModerateC6
1949-01-0713.6525600ModerateC6
1950-03-2915.8734600ModerateC6
1950-04-0514.8430200ModerateC6
1950-11-2613.7726000ModerateC6
1950-12-0416.236100ModerateC6
1951-03-3113.1623900ModerateC6
1952-01-2811.7819600MinorC6
1952-03-1213.424700ModerateC6
1952-12-1312.4421600MinorC6
1953-01-2513.6125400ModerateC6
1953-02-2311.5919100MinorC6
1953-03-2811.3718400MinorC6
1954-02-1814.5529000ModerateC6
1955-03-0212.0520400MinorC6
1955-03-1312.7222500MinorC6
1955-10-1611.419400MinorC6
1956-03-0815.6837600ModerateC6
1956-04-0716.0439200ModerateC6
1956-04-1812.3523600MinorC6
1957-01-2311.7421400MinorC6 F3
1957-04-0611.6721100MinorC6
1958-04-0715.8338300ModerateC6
1958-04-1711.7421400MinorC6
1958-04-2311.5620700MinorC6
1959-01-2214.4932300ModerateC6
1959-04-0412.2523200MinorC6
1959-11-2913.7129000ModerateC6
1960-01-0411.4220200MinorC6
1960-02-1212.3823700MinorC6
1960-04-0115.335800ModerateC6
1960-04-0617.0244000ModerateC6
1961-02-2616.0239100ModerateC6
1961-04-2514.3431600ModerateC6
1962-04-0115.1735300ModerateC6
1962-04-0812.524200MinorC6
1963-03-2815.7337800ModerateC6
1964-01-2611.4620400MinorC6
1964-03-0616.5741800ModerateC6
1964-03-1018.2650200ModerateC6
1965-02-0911.97-9999MinorC6 C7
1968-03-2311.6321200MinorC6
1968-11-1912.1924000MinorC3 C6 C7 F1
1969-03-2611.9123000MinorC6
1969-04-0611.9123000MinorC6
1969-11-091119100MinorC6
1970-04-0312.5425300MinorC6
1970-04-1012.0923700MinorC6
1971-03-0111.1720500MinorC6
1971-03-1611.5121700MinorC6
1972-03-0312.7426000MinorC6
1972-03-2311.0720100MinorC6
1972-04-1811.1320400MinorC6
1972-04-2111.3621200MinorC6
1972-05-1011.6422100MinorC6
1972-06-2312.8926500MinorC6
1972-11-0914.432100ModerateC6
1972-12-0811.521600MinorC6
1973-01-0211.0119900MinorC6
1973-04-0511.8122700MinorC6
1973-12-2111.1220300MinorC6
1973-12-2812.4324900MinorC6
1975-02-2514.0530700ModerateC6
1975-09-2612.7725600MinorC6
1975-10-1914.3131700ModerateC6
1976-01-281119000MinorC6
1976-02-1913.9430300ModerateC6
1976-02-2212.4824400MinorC6
1976-10-0913.328200ModerateC6
1976-10-2212.7626100MinorC6
1977-03-0511.1320400MinorC6
1977-03-1616.943400ModerateC6
1977-04-0113.227600ModerateC6
1977-04-2511.7522500MinorC6
1977-09-2212.4825100MinorC6
1977-09-2614.3631900ModerateC6
1977-10-1916.2840300ModerateC6
1978-01-0912.3424600MinorC6
1978-01-2712.7225900MinorC6
1978-03-2812.2324200MinorC6
1978-04-0311.2720800MinorC6
1979-01-0214.2131300ModerateC6
1979-01-2515.725000ModerateC6
1979-02-2611.04-9999MinorC6
1979-03-0717.2545200ModerateC6
1980-03-2212.5925400MinorC6
1981-02-1116.724000ModerateC6
1981-02-2112.3924700MinorC6
1982-02-0513.83-9999ModerateC6
1983-02-0411.0419000MinorC6
1983-04-1613.8429800ModerateC6
1983-04-2513.6329100ModerateC6
1983-05-0213.0927200ModerateC6
1983-12-1417.1744700ModerateC6
1984-02-1515.4836700ModerateC6
1984-04-0613.4628500ModerateC6
1984-05-3011.621900MinorC6
1985-09-2811.0420000MinorC6
1986-03-1517.144400ModerateC6
1986-11-2712.525100MinorC6
1987-04-0612.0423500MinorC6
1988-05-2011.4921500MinorC6
1989-04-0111.5221600MinorC6
1989-05-0712.4825000MinorC6
1989-05-1111.8922900MinorC6
1990-02-1711.1220300MinorC6
1990-10-2412.1824000MinorC6
1993-04-0117.9148500ModerateC6
1993-04-1116.2140000ModerateC6
1993-04-1811.0219900MinorC6
1993-04-2611.1120200MinorC6
1994-03-2511.7422400MinorC6
1994-04-0713.4228300ModerateC6
1994-04-1611.6422100MinorC6
1996-01-1917.5546600ModerateC5 C6 F1 F3
1996-01-2711.9523200MinorC6
1996-05-1212.2724300MinorC6
1996-11-0912.3824700MinorC6
1996-12-0214.2931600ModerateC6
1998-01-1015.4236400ModerateC6
1998-03-1012.1123700MinorC6
1999-01-2414.8934100ModerateC6
2000-02-2815.7838000ModerateC6
2000-04-0513.3428000ModerateC6
2000-05-1511.0420000MinorC6
2000-05-2411.3821200MinorC6
2000-12-1811.0520000MinorC6
2001-04-1113.5828900ModerateC6
2002-03-2712.0923700MinorC6
2002-06-0711.1220300MinorC6
2003-03-2314.7333500ModerateC6
2003-10-2911.0420000MinorC6
2004-03-0612.7626000MinorC6
2004-09-1819.0154700ModerateC6
2005-01-1413.9930400ModerateC6
2005-03-2915.0935000ModerateC6
2005-04-0318.0849400ModerateC6
2006-01-1812.3724700MinorC6
2006-06-2825.0276800MajorC6
2006-11-1711.5521400MinorC6
2007-03-1613.1926800ModerateC6
2007-03-2812.6425100MinorC6
2007-04-1911.5721600MinorC6
2008-02-0712.5424700MinorC6
2008-03-0513.1226700ModerateC6
2008-03-0914.2630700ModerateC6
2008-03-2011.0219900MinorC6
2009-03-1012.0423100Minornone
2009-03-1112.3324100Minornone
2010-01-2513.3927600Moderatenone
2011-03-0712.3424100Minornone
2011-03-1115.0633600Moderatenone
2011-04-2814.9833300Moderatenone
2011-08-2816.3438400Moderatenone
2011-09-0823.9472100Majornone
2014-05-1712.3624300Minornone



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