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East Branch Delaware River in New York

River35.7 mi
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Around East Branch Delaware River

5 mi

Data Source: Recreation.gov · Source: USGS GNIS · Source: National Park Service. No claim to original U.S. Government works. · Public land: USGS PAD-US

About this river

East Branch Delaware River is a 35.7 mile river. Streamflow is measured at the USGS gauge East Branch Delaware River at Harvard NY (site 01417500). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1955 to 2026

East Branch Delaware River typically runs highest in April, at a median 453 cfs, and lowest in September, at 164 cfs. The highest flow on record for any single day is 20,100 cfs, in 2006.

Show the numbers
Typical flow by month at East Branch Delaware River at Harvard NY, in cfs
MonthTypical (cfs)Usual range (cfs)
January183110 to 458
February166100 to 356
March289173 to 543
April453237 to 1,060
May237148 to 691
June186128 to 329
July172118 to 263
August172107 to 354
September164101 to 455
October188114 to 446
November230170 to 462
December217137 to 430

Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 62 years of record. Statistics published by the US Geological Survey for East Branch Delaware River at Harvard NY (site 01417500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

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