West Branch Delaware River at Hale Eddy, Delaware County NY (HLEN6)
Gage Location: Delaware County, New YorkSite Location: Delaware County, New York
Latitude: 42.003Longitude: -75.384Elevation: 946.46 ft. MSLDrainage Area: 595 Sq. Mi.
Minor Stage: 11 ft. Moderate Stage: 13 ft.Major Stage: 15 ft.
First Flood: 1903-10-10Last Flood: 2011-09-08 Crest: 14.71 ft.Datum change: 1963-10-01Number of Floods: 67

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Date of FloodCrest(ft)Streamflow(cfs)CategoryCode
1903-10-1020.346000MajorC1 C3 F1
1913-03-2715.325000MajorC1
1914-03-2814.621300ModerateC1
1915-07-0813.920000ModerateC1
1916-04-0212.617400MinorC1
1917-10-30-999918300MissingC1
1920-03-131318100ModerateC1
1921-11-2913.319000ModerateC1
1924-09-3015.826500MajorC1
1925-02-1214.322000ModerateC1
1926-11-1712.516600MinorC1
1927-10-1911.614000MinorC1
1929-03-1512.917800MinorC1
1929-04-2112.217300MinorC1
1932-10-0611.3714600MinorC1
1933-08-2412.3116000MinorC1
1934-03-0511.4313000MinorC1 C5
1935-07-0812.6219000MinorC1
1935-11-1313.120900ModerateC1
1936-03-1213.9724600ModerateC1
1936-03-1814.2225900ModerateC1
1938-01-2511.8115900MinorC1
1938-08-1113.7519600ModerateC1
1938-09-2215.5925600MajorC1
1939-02-201214300MinorC1
1940-03-3114.9723400ModerateC1
1940-04-0911.7413700MinorC1
1942-03-0911.412800MinorC1
1942-05-2314.5221900ModerateC1
1942-12-3014.9523300ModerateC1
1943-02-2411.0812100MinorC1
1944-03-1711.9414200MinorC1
1947-04-0611.1112800MinorC1
1948-03-1712.4716500MinorC1
1948-03-2011.7714400MinorC1
1948-03-2215.6928900MajorC1
1948-12-3112.3216000MinorC1
1950-03-2812.1415500MinorC1
1950-04-0511.2213000MinorC1
1950-11-261112600MinorC1
1950-12-0413.3919500ModerateC1
1951-03-3111.2913200MinorC1
1952-12-1112.5116600MinorC1
1955-08-1912.6716000MinorC1
1956-03-0811.4112800MinorC1
1956-04-0512.4215300MinorC1
1958-04-0711.9214100MinorC1
1959-01-2213.9620100ModerateC1
1959-11-2812.6716000MinorC1
1960-02-1211.0211700MinorC1
1960-03-3112.716000MinorC1
1960-04-0413.4218200ModerateC1
1961-02-2613.1417300ModerateC1
1962-04-0111.9814200MinorC1
1963-03-2711.1912300MinorC1
1973-06-3011.5713200MinorF2
1975-10-1911.0411900MinorF2
1977-03-1411.9614200MinorF2
1979-03-0612.2114800MinorF2
1986-03-1513.6318700ModerateF2
1993-04-0111.6213300MinorF2
1996-01-1911.5113200MinorF2
2003-03-2211.1512000MinorF1 F2
2004-09-1812.8317500MinorF2
2005-04-0314.1221500ModerateF2
2006-06-2819.143400MajorF2
2011-09-0814.7122600ModerateF2



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