Delaware River Report: July 24, 2022

There was another bigger pulse of cold water out of Cannonsville overnight. There was no pulse from Pepacton on the East Branch. This larger pulse seems to be helping keep downriver a bit cooler than it was earlier in the week.

Today will be another hot, sunny day. There are some thunderstorms forecast for the evening and overnight that will bring us some lower air temps. While it’s still hot out, look for rising fish in the coldest water. Have that olive box handy, as well as your sulphurs, some large Cahills and Isos.

The East Branch at Fishs Eddy, the Beaverkill at Cooks Falls, and the Mainstem at Lordville all peaked over 70 degrees yesterday. Give these sections a break until we get cooler temps.

What’s Hatching:
Slate Drake – 12-2xl – 12- Isonychia bicolor
Sulphur – #16 – 20 – E. dorothea
Light Cahill – #14 – E. vitreus (male), E. invaria, Stenacron spp.
Dark Blue Wing Olive – #18 – 20 – deficiens, lata
Tiny Blue Wing Olive – #22 – 26 – Pseudocloeon sp.
Yellow Sally Stonefly – #14 – Isoperla spp.
Tan Spotted Sedge #16 – 18 – Hydropsyche sp.

View the current local weather conditions.

Click on any gauge for the most recent data:
West Branch at Stilesville, NY966 cfs46°
West Branch at Hale Eddy, NY1,250 cfs47°
East Branch at Harvard, NY165 cfs62°
East Branch at Fish’s Eddy, NY247 cfs71°
Mainstem at Lordville, NY1,100 cfs68°
Beaverkill at Cooks Falls, NY99 cfs73°
West Branch at 191 Bridge55°
West Branch at Walton (Cannonsville inflow)58 cfs67°
Cannonsville Reservoir Release976 cfs
Cannonsville Reservoir Capacity74.3%
Pepacton Reservoir Capacity85.2%
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