Delaware River Report: September 4, 2026

The release from Cannonsville is 450 cfs. We were hit by more storms overnight and all of the rivers are high and off color. They must have been some strong storms. The West Branch at Hale Eddy is 1,630 cfs and looks like it’s about to peak. It looks like it’s streamers from a boat kind of day today. the West should begin to drop and clear today but it will take some time to return to normal. Luckily there is no rain in the forecast for the next five days.

Today will be 77 degrees with sun and clouds mixed. Wind will be 5-10 mph from the North.


The West at Hale Eddy looks like it’s peaking

What’s Hatching:
Dark Blue Wing Olive – #16 – 18 – Baetis vagans
Sulphur – 16 – 20 – Ephemerella dorothea
Tan Caddis – #16 – 20 – Hydrosyche sp
Light Cahill – #14 – Epeorus vitreus, Ephemerella invaria, Stenacron spp.
Slate Drake – #12-2xl – 12 – Isonychia bicolor


Click on the gauge links below for the latest flow information.

View the current local weather conditions.

Click on any gauge for the most recent data:
West Branch at Stilesville, NY491 cfs50°
West Branch at Hale Eddy, NY1,630 cfs59°
East Branch at Harvard, NY453 cfs58°
East Branch at Fishs Eddy, NYN/A N/A
East Branch at Hancock, NY3,650 cfs64°
Mainstem at Lordville, NY4,810 cfs64°
Beaverkill at Cooks Falls, NY2,050 cfs63°
West Branch at 191 Bridge64°
West Branch at Walton (Cannonsville inflow)598 cfs66°
Cannonsville Reservoir Release450 cfs
Cannonsville Reservoir Capacity78.8%
Pepacton Reservoir Capacity86.9%

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