West Branch Delaware River at Walton, Delaware County NY (WALN6)
Gage Location: Delaware County, New York	Site Location: Delaware County, New York
Latitude: 42.166	Longitude: -75.14	Elevation: 1190.3 ft. MSL	Drainage Area: 332 Sq. Mi.
Minor Stage: 9.5 ft.	Moderate Stage: 14 ft.	Major Stage: 16 ft.
First Flood: 1950-12-04	Last Flood: 2013-03-12 Crest: 9.6 ft.	Datum change: 2009-10-09	Number of Floods: 57

Click on table headers to sort

Year Before Datum Change	Number of Floods
1950	1
1951	0
1952	2
1953	0
1954	1
1955	1
1956	1
1957	2
1958	0
1959	1
1960	1
1961	1
1962	1
1963	1
1964	1
1965	0
1966	0
1967	0
1968	0
1969	0
1970	1
1971	1
1972	1
1973	2
1974	0
1975	1
1976	1
1977	1
1978	1
1979	1
1980	1
1981	1
1982	1
1983	2
1984	0
1985	0
1986	1
1987	1
1988	0
1989	1
1990	1
1991	1
1992	0
1993	1
1994	1
1995	0
1996	2
1997	0
1998	1
1999	1
2000	1
2001	1
2002	0
2003	1
2004	1
2005	1
2006	1
2007	1
2008	1

Year After Datum Change	Number of Floods
2009	1
2010	3
2011	4
2012	0
2013	1

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: 03:54 AM Mar 13, 2013