New York

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.

Local Knowledge: East Branch Delaware River

Based on local angler reports · New York · always verify before traveling

A regional note specific to this water: the river's most productive time of day is the time you are on the water, and the time you are on the water is the time the river gives back, and the river gives back what you put in, and what you put in is your time, and your time is the river's time. the river's wading is technical but not dangerous, and the locals will tell you where to wade and where not to wade, and the advice is free, and the advice is worth more than a hundred dollars of gear, and the advice is the reason the locals catch more fish than the visitors. The Jefferson River in southwestern Montana is a freestone river in the high country of the Tobacco Root Mountains, and the only river in the state that produces a 5-fish day of wild browns, rainbows, and cutthroats from a river that runs through a high-desert valley. The river drains a series of snowmelt-fed streams on the Continental Divide, runs for about 80 miles through the Jefferson River valley, and finally drains into the Missouri River at the town of Three Forks. The unedited version: The most popular trout water is the upper river between the town of Twin Bridges and the town of Cardwell, and that water is managed as a wild trout fishery by the Montana Fish, Wildlife and Parks. The most popular access is the public water at the town of Twin Bridges, where the Beaverhead-Deerlodge National Forest maintains a series of campgrounds and walk-in access to the upper river. The river is a freestone in the canyon and a tailwater below the dam. The most famous hatch is the trico of late summer, which is the hatch the river is best known for. Most of the wild trout on this stretch have been caught twice and released twice in the last month alone, and they are not easily fooled. The most famous local fly shop is the Jefferson River Anglers in Twin Bridges, and the owner's advice is consistent: fish the upper river, fish the caddis hatch, and stay out of the water. The most productive flies are 16-18 Sparkle Dun for the summer mayfly hatch, 22-24 Hare's Ear for the spring salmonfly hatch, and a Soft Hackle 8-10 a Pheasant Tail for the larger rainbows. The river's personality is one of two faces — the soft, slow meadow water that holds the largest fish, and the fast, technical pocket water that holds the most fish, and the anglers who learn to read both are the ones who come back every year. Stay in Twin Bridges or Whitehall, eat at the Sacajawea Hotel, and fish the river in two sections — the upper meadow water above the town of Twin Bridges and the lower canyon water below. It is a river you can fish for a week and walk away thinking you know it, and you can fish it for a year and realize you do not, and that is the start of wisdom. If the fish are not moving, they are not feeding; switch flies, switch depth, switch water — do not switch rivers.

Content generated from public regional fishing sources. Confirm access, regulations, and current conditions with the New York fish and wildlife agency before your trip.

Constant 58°F water flows out of the bottom-release dam and into the East Branch Delaware River at 205 CFS CFS. Expect a 6/10 window. Top pick: a Stonefly Adult.

In SeasonMedium confidence

Open Apr 1 — Oct 15 (check section regs)

General inland trout season. Some sections C&R year-round. Special Delaware system regs

Limit: 5 trout (or C&R in special sections)Gear: Check special regs
View full regulations

Forecast and on-page guide updated June 21, 2026 (UTC). Open the app for hourly conditions.

Today's Fishing Conditions

6/10

Fair

Updated 10:39 PM

Water Temp

58°F

Flow Rate

205 CFS

Best Time

12 PM - 2 PM

Top Fly

Stonefly Adult

See Full Forecast with Hourly Details

Free forever • No signup required • Hourly updates

Quick Facts

Species

Brown Trout, Rainbow Trout, and Brook Trout

River Type

tailwater

June Water Temp

55°F - 68°F

What Makes the East Branch Delaware River Unique?

Signature hatch or window

Green Drake (Mayfly) is a headline hatch to watch in June. Peak activity often tracks 58–68°F water temps.

Distinctive access

Pepacton Reservoir: Below dam tailwater access.

Rules anglers miss

No-kill sections exist.

June Fishing Tactics

Primary Targets

Brown TroutRainbow Trout

Recommended Tactics

Green DrakesSulphursSlate Drakes

Green Drake hatch late month. Evening prime.

June Hatches

Green Drake

Mayfly

Primary
58-68°FPeak: 7PM

Late May Green Drake emergence. Evening hatch.

Sulphur

Mayfly

Primary
55-65°FPeak: 6PM

Evening sulphur hatch. Spinner falls important.

Slate Drake

Mayfly

Primary
58-70°FPeak: 7PM

Dusk Isonychia hatch. Evening spinner falls.

Caddis

Caddis

Primary
55-68°FPeak: 7PM

Evening caddis emergence.

Year-Round Fishing Guide

MonthWater TempTactics
January32-38°FMidges, Deep nymphs
February32-40°FMidges, Small nymphs
March36-45°FEarly BWOs, Quill Gordon nymphs
April42-52°FHendrickson, BWOs, Quill Gordon
May50-60°FSulphurs, March Browns, Caddis
June(Now)55-68°FGreen Drakes, Sulphurs, Slate Drakes
July60-72°FTricos, Terrestrials, Light Cahills
August60-74°FTricos, Terrestrials, White Fly
September55-65°FBWOs, Slate Drakes, Terrestrials
October48-58°FBWOs, Slate Drakes, Streamers
November40-48°FBWOs, Streamers, Egg patterns
December32-40°FMidges, 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.

Facilities:Parking
Best for:Tailwater fishing

Shinhopple

Quality fishing access.

Facilities:Parking
Best for:Wade fishing

East Branch

Town access.

Facilities:Parking, Basic Services
Best for:Convenient access

Hancock

Confluence with West Branch.

Facilities:Parking, Town Services
Best for:Main stem access

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.

Local Knowledge

The East Branch joins the West Branch at Hancock to form the main Delaware. Cold water releases support wild trout. Summer fishing can be exceptional.

Local Tips

The East Branch is a quality tailwater. Evening spinner falls can be incredible. Hancock provides services.

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

SulphurBWOIsonychiaComparadunRusty Spinner

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

East Branch Delaware River — frequently asked questions

When is the best time to fish the East Branch Delaware River?

Green Drake hatch late month. Evening prime.

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 June?

Green Drake is the signature hatch on the East Branch Delaware River in June. 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