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East Branch Delaware at Hancock

Highest listed crest 28.23 ftFlood stage 18.0 ft10 crests since 2004

The East Branch Delaware at Hancock crested at major flood stage 3 times among the 10 crests the National Weather Service lists from 2004 to 2026. The highest, 28.23 ft on June 28, 2006, was major flooding, 10.23 feet above flood stage.

The gauge

Highest listed crest
28.23 ft
June 28, 2006
Flood stage
18.0 ft
Major flooding from 25.0 ft
Crests at major
3
50th of 160 gauges in New York
Most recent flood crest
July 29, 2026
18.08 ft, minor flooding
Location
Delaware County
New York

Flood stages

The thresholds the National Weather Service uses for this gauge today, and how many listed crests reached each.

Flood categories, East Branch Delaware at Hancock
Action stage14.00—The level at which the NWS or its partners begin to take action
Flood stage (minor)18.07Jul 29, 2026Minimal or no property damage, but possibly some public threat
Moderate flood stage22.00—Some inundation of structures and roads near the stream
Major flood stage25.03Jun 28, 2006Extensive inundation of structures and roads

Every listed crest

10 crests from 2004 to 2026. Filled: at or above flood stage. Hover a crest for its date and stage.

Listed crests at the East Branch Delaware at Hancock, 2004 to 2026 18202224262830ft Flood stage 18.0 ftMajor 25.0 ft Sep 18, 2004: 27.98 ft, major floodingApr 3, 2005: 25.26 ft, major floodingJun 28, 2006: 28.23 ft, major floodingOct 1, 2010: 21.95 ft, minor floodingMar 11, 2011: 19.25 ft, minor floodingAug 28, 2011: 21.62 ft, minor floodingSep 8, 2011: 21.35 ft, minor floodingDec 25, 2020: 20.41 ft, minor floodingOct 26, 2021: 20.80 ft, minor floodingJul 29, 2026: 18.08 ft, minor flooding; 20,850 cubic feet per second Highest, 28.23 ft, Jun 28, 2006 20052010201520202025

Crests at or above flood stage, by decade

Crests at or above flood stage per decade, East Branch Delaware at Hancock 2000s: 3 2010s: 4 4 2020s: 3 2000s2010s2020s
  1. These are the crests the local National Weather Service office lists for the gauge: the highest on record and recent crests. Lesser floods between them may be missing, so counts by decade are a floor.
  2. Categories use today's flood stages. Levees, dams and channel changes since a crest can make old and new stages not directly comparable.

Highest crests

Highest listed crests, East Branch Delaware at Hancock
1Jun 28, 200628.23+10.23Major—
2Sep 18, 200427.98+9.98Major—
3Apr 3, 200525.26+7.26Major—
4Oct 1, 201021.95+3.95Minor—
5Aug 28, 201121.62+3.62Minor—
6Sep 8, 201121.35+3.35Minor—
7Oct 26, 202120.80+2.80Minor—
8Dec 25, 202020.41+2.41Minor—
9Mar 11, 201119.25+1.25Minor—
10Jul 29, 202618.08+0.08Minor20,850

Other gauges in Delaware County

Flood gauges in Delaware County
Cooks Falls10.020.55 ft, Jun 28, 20062
Arkville10.515.50 ft, Jan 19, 19965
Downsville below Pepacton Dam9.016.00 ft, Oct 9, 19037
Fishs Eddy13.021.45 ft, Jun 28, 20063
Harvard10.016.93 ft, Sep 22, 19388
Margaretville11.015.97 ft, Aug 28, 20113
Pepacton Reservoir1,281.01,283.74 ft, Jun 28, 20060
East Sidney Dam1,203.01,204.35 ft, Jul 1, 20060
East Sidney Dam4.56.19 ft, Apr 7, 19601
Dunraven7.011.20 ft, Jan 19, 19961
Sidney979.5988.30 ft, Jun 28, 20062
Andes6.86.96 ft, Aug 9, 20240
Trout Creek6.37.48 ft, Aug 9, 20243
Delhi8.012.53 ft, Aug 29, 20115
Cannonsville Reservoir1,153.01,158.00 ft, Jun 29, 20063
Hale Eddy11.020.30 ft, Oct 10, 19039
Walton11.516.85 ft, Jun 28, 20062

Delaware County: every hazard · River floods across the country · New York

NOAA National Water Prediction Service, gauge HKCN6, retrieved October 30, 2026. Stages in feet on the gauge's own datum, not elevation. Crests are as the National Weather Service lists them; preliminary values may be revised.