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: 2011-09-08 Crest: 23.94 ft.Datum change: 1913-10-04Number of Floods: 249

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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



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: 07:20 AM Nov 12, 2013