East Branch Delaware River Fishing Forecast
The East Branch Delaware River in New York behaves like a classic tailwater: cold, predictable releases that stretch the trout season when freestone neighbors run warm or muddy. Anglers target brown trout, rainbow trout, and brook trout across riffles, seams, and undercut banks in the Eastern US, with prime dry-fly and nymph windows typically clustering in April through October. USGS gauge 01417500 tracks live flow and temperature for planning wade or float days. Local tactics angle: The East Branch Delaware is a premier tailwater offering excellent fishing for wild rainbow and brown trout. Cold releases from Pepacton create ideal trout habitat. TroutFishing pairs hatch timing with solunar windows so you know when to be on the water—not just where.
Constant 55°F water flows out of the bottom-release dam and into the East Branch Delaware River at 190 CFS CFS. Expect a 7/10 window. Top pick: a Stimulator.
Open Apr 1 — Oct 15 (check section regs)
General inland trout season. Some sections C&R year-round. Special Delaware system regs
Forecast and on-page guide updated September 7, 2026 (UTC). Open the app for hourly conditions.
Today's Fishing Conditions
Good
Updated 2:38 PM
55°F
190 CFS
4 AM - 6 AM
Stimulator
Free forever • No signup required • Hourly updates
Quick Facts
Brown Trout, Rainbow Trout, and Brook Trout
tailwater
55°F - 65°F
What Makes the East Branch Delaware River Unique?
Signature hatch or window
Slate Drake (Mayfly) is a headline hatch to watch in September. Peak activity often tracks 58–70°F water temps.
Distinctive access
Pepacton Reservoir: Below dam tailwater access.
Rules anglers miss
No-kill sections exist.
September Fishing Tactics
Primary Targets
Recommended Tactics
Fall fishing excellent. BWOs return.
September Hatches
Slate Drake
Mayfly
Dusk Isonychia hatch. Evening spinner falls.
BWO
Mayfly
Tailwater BWO. Extended season. Overcast.
Caddis
Caddis
Evening caddis emergence.
Year-Round Fishing Guide
| Month | Water Temp | Tactics |
|---|---|---|
| January | 32-38°F | Midges, Deep nymphs |
| February | 32-40°F | Midges, Small nymphs |
| March | 36-45°F | Early BWOs, Quill Gordon nymphs |
| April | 42-52°F | Hendrickson, BWOs, Quill Gordon |
| May | 50-60°F | Sulphurs, March Browns, Caddis |
| June | 55-68°F | Green Drakes, Sulphurs, Slate Drakes |
| July | 60-72°F | Tricos, Terrestrials, Light Cahills |
| August | 60-74°F | Tricos, Terrestrials, White Fly |
| September(Now) | 55-65°F | BWOs, Slate Drakes, Terrestrials |
| October | 48-58°F | BWOs, Slate Drakes, Streamers |
| November | 40-48°F | BWOs, Streamers, Egg patterns |
| December | 32-40°F | Midges, Deep nymphs |
Spawning Seasons
Please respect spawning fish and their redds. Avoid fishing over actively spawning trout.
Brown Trout
Spawn months: October, November
Night spawning common. Males become very dark with pronounced kype during spawn.
Rainbow Trout
Spawn months: March, April
Resident rainbow trout spawn in smaller tributaries and tend to build smaller redds than steelhead.
Brook Trout
Spawn months: September, October
Males develop vibrant red bellies and white-edged fins during spawning. Early fall spawners.
Access Points & Parking for East Branch Delaware River
Pepacton Reservoir
Below dam tailwater access.
Shinhopple
Quality fishing access.
East Branch
Town access.
Hancock
Confluence with West Branch.
How to Fish East Branch Delaware River: Tips & Tactics
The East Branch Delaware is a premier tailwater offering excellent fishing for wild rainbow and brown trout. Cold releases from Pepacton create ideal trout habitat.
Best Times of Day
The Sulphur hatch in May-June brings epic surface action. Evening spinner falls are legendary. Year-round fishing is possible.
Recommended Techniques
Match the prolific hatches - Sulphurs, BWOs, and Isonychia. Long leaders and fine tippets for selective fish.
Water Conditions
Cold dam releases create excellent year-round conditions. Clear water demands stealth. Wild fish are educated.
Fly Selection
Sulphur patterns are essential. BWO and Isonychia for other hatches. Comparaduns and spinners.
When is the Best Time to Fish East Branch Delaware River?
Spring
Sulphur hatches begin. Excellent fishing.
Summer
Evening hatches are legendary. Fish spinners.
Fall
Isonychia and BWOs. Browns become aggressive.
Winter
Tailwater stays fishable. Midge patterns.
Recommended Equipment for East Branch Delaware River
Rod
9-foot, 5-weight is standard.
Line
Floating line for dry flies.
Leader & Tippet
10-12 foot leaders, 5X-6X tippet.
Waders
Breathable waders. Cold water year-round.
Essential Flies
East Branch Delaware River Fishing Regulations
Season
Check New York DEC for current regulations.
Limits
Wild trout regulations apply.
Special Regulations
No-kill sections exist.
Bait Restrictions
Artificial only in special regulation areas.
Notes
Cold water releases support wild trout populations.
Always verify current regulations with New York fish and wildlife agency before fishing. Regulations can change annually.
Fly Shops & Guides Near East Branch Delaware River
Local Fly Shops
- West Branch Angler - Deposit
- Al Caucci's Delaware River Club
- Catskill Flies
Guide Services
- Delaware River Club
- East Branch Guides
- Catskill Guide Service
Optimal Fishing Conditions
Optimal Flow
200 - 600 CFS
Best fishing conditions
Optimal Water Temperature
48° - 62°F
Ideal for active trout
Other Rivers You Might Like
Popular forecasts outside New York—great for trip planning and comparing conditions.
Other New York Trout Rivers
Beaverkill
Delaware (Main)
Esopus
Willowemoc Creek
Neversink River
East Branch Delaware River — frequently asked questions
When is the best time to fish the East Branch Delaware River?
Fall fishing excellent. BWOs return.
What flies should I bring to the East Branch Delaware River?
For the East Branch Delaware River (tailwater), carry: Sulphur, BWO, Isonychia, Comparadun, Rusty Spinner.
What water temperature is best for trout on the East Branch Delaware River?
On the East Branch Delaware River, trout hold between 48° and 62°F. Because the river is dam-fed, the temperature stays in this band year-round.
Do I need a fishing license for the East Branch Delaware River?
Yes — you need a valid New York fishing license to fish the East Branch Delaware River. Local season: Check New York DEC for current regulations.. Daily limit: Wild trout regulations apply..
What hatches should I watch for on the East Branch Delaware River in September?
Slate Drake is the signature hatch on the East Branch Delaware River in September. Match size and adjust leader size to 5X-6X. The fish key in on the emergence during low-light hours, so plan to be on the water at first light.
Ready to Fish the East Branch Delaware River?
Get real-time forecasts with AI-powered fly recommendations, live water conditions, and hatch predictions.
Get Your Forecast