West Branch Delaware River at Walton, Delaware County NY (WALN6)
Gage Location: Delaware County, New YorkSite Location: Delaware County, New York
Latitude: 42.166Longitude: -75.14Elevation: 1190.3 ft. MSLDrainage Area: 332 Sq. Mi.
Minor Stage: 9.5 ft. Moderate Stage: 14 ft.Major Stage: 16 ft.
First Flood: 1950-12-04Last Flood: 2013-05-30 Crest: 9.94 ft.Datum change: 2009-10-09Number of Floods: 58

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Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1950-12-0412.2512800MinorC1
1952-03-119.526310MinorC1
1952-12-1112.6714300MinorC1
1954-02-179.726690MinorC1
1955-08-1912.8715100MinorC1
1956-04-0512.0711200MinorC1
1957-01-239.566220MinorC1
1957-12-2110.137200MinorC1
1959-01-2213.7615700MinorC1
1960-04-0412.6712700MinorC1
1961-02-2611.6110500MinorC1
1962-04-0110.858830MinorC1
1963-03-2712.9513900MinorC1
1964-03-0513.6615800MinorC1
1970-04-0310.217550MinorC1
1971-03-169.546240MinorC1
1972-03-0311.359000MinorC1
1973-06-2913.1914500MinorC1
1973-12-2113.2614700MinorC1
1975-02-2511.4910200MinorC1
1976-01-2712.8513600MinorC1
1977-03-1414.1617400ModerateC1
1978-01-0913.5115400MinorC1
1979-03-0512.5212800MinorC1
1980-03-2211.4510000MinorC1
1981-02-1114.3417900ModerateC1
1982-02-0410.37600MinorC1
1983-04-2510.678400MinorC1
1983-12-14119090MinorC1
1986-03-1514.8419500ModerateC1 C3
1987-04-0513.314800MinorC1
1989-10-219.816420MinorC1
1990-11-1110.197110MinorC1
1991-11-2310.848380MinorC1
1993-03-3012.7212700MinorC1
1994-04-079.756310MinorC1
1996-01-1916.3625000MajorC1
1996-11-0914.418200ModerateC1
1998-01-0911.9411300MinorC1
1999-01-2410.588260MinorC1
2000-02-2812.1911900MinorC1
2001-04-1010.578240MinorC1
2003-03-2111.219620MinorC1
2004-09-1813.4115200MinorC1
2005-04-0314.4518400ModerateC1
2006-06-2816.8528600MajorC1
2007-03-1510.518100MinorC1
2008-03-0512.0311500MinorC1
2009-03-099.786690MinorC1
2010-01-2511.119380Minornone
2010-03-2311.069270Minornone
2010-10-0114.7519700moderatenone
2011-03-0611.7810900Minornone
2011-03-1112.2512100Minornone
2011-08-2913.6616000Minornone
2011-09-0814.418500Moderatenone
2013-03-129.66360Minornone
2013-05-309.946990Minornone



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: 08:00 PM May 28, 2014