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All New York reports
Delaware River, Main Stem
Generated artwork: BlueStreamFly · Regional illustration; not the exact location.
Should I go fishing?
Go with caution.
Flow is high for this time of year.
Best option: Floating. A float can fit better than wading only if launches, shuttle, boat skill, wind, and local rules all check out.
Fishing rating54
Rating updatedRiver local time:
Why this recommendation?
USGS shows 2,340 cfs. The flow has been stable over about 6 hours. USGS marks this reading provisional and may revise it. USGS records for this date (2006-2025, 20 readings) show a median near 1,250 cfs and the upper quartile near 2,230 cfs; today's flow is high for the date. Fishable water may exist, but do not rate it highly without a safe access, clarity, and wading or boat plan.
Available live dataHighHow much of the live flow, weather, and alert data came back.
Confidence in this recommendationHighCurrent flow, weather, alerts, and trip-critical signals support this decision.
Usually checks again about every 45 minutes
If you go
- Check first
- Use Lordville as the primary trout-flow reference for the upper main stem.
- Try
- Use binocular-style patience: find feeding fish before throwing repeated blind casts in flat water.
- Leave when
- Skip or pivot when flows make wading unsafe, thunderstorms or wind affect boat control, water temperatures are poor for trout handling, legal access is uncertain, or border-water rules have not been confirmed.
Flow and weather
Showing server-checked river conditions while current readings refresh.
- Flow
- 2,340 cfs
- From the latest stored river check. Open the official source for the newest reading.Water 64.9°F · 24h high 65.7°F · USGS provisional
- Air forecast
- 67°F
- Next 24h high
- 67.0°F
NWS air forecast near
- Rain chance
- 57%
Latest stored weather check
Showers And Thunderstorms Likely
- Wind
- 2 mph
- Weather checked
More forecast and source details
Showers And Thunderstorms Likely
National Weather Service
Delaware River at Lordville
The National Weather Service forecast is temporarily unavailable.
Live data
Where these readings come from
RiverReports gauge: Delaware River at Lordville
Water 64.9°F · provisional · 24h high 65.7°F provisionalWater observed · high observed
Flies for this time of year
Seasonal starting points, not a live hatch report. Match what you see on the water.
- Blue-Winged Olive PatternsBWO emergerView fly guide ↗
- Zebra MidgeView fly guide ↗
- Sculpin Patternssculpin streamerView fly guide ↗
See flies for every season
SeasonWhat to look forFlies to try
April to early May
What to look forMidges, early black stones, Hendricksons, BWOs, and caddis
Mid-May to June
What to look forMarch Browns, Gray Fox, sulphurs, cahills, caddis, and Green Drakes
Flies to try
March BrownMarch Brown Dry Flies→sulphur emergerSulphur Mayfly Patterns→light cahillLight Cahill Patterns→
Also try Grey Fox, coffin fly spinner
July to August
What to look forTricos, olives, isonychia, ants, beetles, and summer caddis
Flies to try
Also try Trico spinner, isonychia
September to NovemberThis season
What to look forBWOs, isonychia, October caddis, midges, and streamer windows
Flies to try
Also try isonychia dry, October caddis
Each fly name opens its matching Fly Box guide.
More fishing tips
Methods, fish species and trip notes
How to fish Delaware River, Main Stem today.
The best main-stem days have safe flows, cool water, and enough bug activity to bring trout into feeding lanes. If flow is high or temperatures climb, shift to a boat, move upstream, or change targets.
Wadeable and cool
Look for risers, soft seams, and long dry-fly drifts.
Float flow
Use a boat plan and fish banks, shelves, and riffle transitions safely.
High or stained
Streamer edges may work, but do not force unsafe wades.
Warm lower water
Shift away from trout handling and consider smallmouth tactics.
Wading, bank fishing or floating?
Best access methodFloating
These scores compare the risks of wading, bank fishing, and floating.
Wading34/100
Wading is the most sensitive plan today. Use protected edges only, avoid crossings, and downgrade quickly if clarity or current feels wrong.
Bank fishingNot recommended
This report does not recommend bank fishing on this reach.
Floating · Best fit58/100
A float can fit better than wading only if launches, shuttle, boat skill, wind, and local rules all check out.
Full river report
Is Delaware River, Main Stem worth the trip today? Check flow, weather, hatches, access, and rules for New York before you go.
The main stem is larger and more complex than either branch. Around Hancock and Lordville, trout fishing depends on cold releases, safe wading levels, hatches, and smart access choices.
Fishing words used on this page
- U.S. Geological Survey (USGS) gauge
- A USGS gauge is an official river station that measures flow or water height.
- Pennsylvania Fish and Boat Commission (PFBC)
- PFBC is the Pennsylvania agency that sets fishing rules and manages fish and access programs.
- Cubic feet per second (cfs)
- Cubic feet per second, or cfs, shows how much water passes the gauge each second.
- Nymph
- A nymph is a young water insect. Anglers also use the word for a fly that copies it.
- Riffle
- A riffle is shallow, fast water broken by rocks.
- Seam
- A seam is the line where fast and slow water meet.
- Blue-winged olive (BWO)
- Blue-winged olives, or BWOs, are small mayflies that often hatch in cool or cloudy weather.
- Caddis
- Caddis are small water insects. The adults look a little like tiny moths.
- Confluence
- A confluence is the place where two streams or rivers meet.
- Emerger
- An emerger copies an insect as it rises from below the water toward the surface.
Why this call
Why this score
FlowUse caution
USGS shows 2,340 cfs. The flow has been stable over about 6 hours. USGS marks this reading provisional and may revise it. USGS records for this date (2006-2025, 20 readings) show a median near 1,250 cfs and the upper quartile near 2,230 cfs; today's flow is high for the date. Fishable water may exist, but do not rate it highly without a safe access, clarity, and wading or boat plan.
Short-term weatherUse caution
The forecast has storm or heavy-precipitation risk, so timing and access matter more than the score alone.
Best mode nowUse caution
Float: A float can fit better than wading only if launches, shuttle, boat skill, wind, and local rules all check out.
SeasonHelps
Fall: Cooler water, BWOs, isonychia, and streamers bring better trout conditions.
Water temperatureHelps
USGS water temperature is about 64.9F, and the rolling 24-hour high did not trigger a heat caution. USGS marks the temperature data provisional and may revise it.
Trip notes
Check these before you choose a reach.
Use RiverReports and USGS 01427207 at Lordville together. Stable flows after the branches settle are the cleanest window. Rising water, hot afternoons, or heavy boat traffic should narrow the plan or move it to a branch.
Skip or pivot when flows make wading unsafe, thunderstorms or wind affect boat control, water temperatures are poor for trout handling, legal access is uncertain, or border-water rules have not been confirmed.
Start with the Lordville gauge, current weather, and one public access plan in the Hancock, Lordville, or Upper Delaware context. Decide whether the day is a boat plan, a careful edge-wade plan, or a branch-water fallback.
If the Main Stem is high, hot, windy, crowded, or hard to access, compare the West Branch for colder release influence, the East Branch for a smaller tailwater plan, or Esopus Creek for a Catskill freestone-style option.
Delaware River, Main Stem access and rules.
Use these places as starting points. Open the access link below and check posted signs before you park or enter.
Before you go
The Delaware main stem includes New York/Pennsylvania border-water rules and DEC inland trout special fishing rules. Check current rules for the exact reach, season, and harvest limits.
Where to access the river
Hancock confluence
Start of the main stem where the East and West Branches meet.
Lordville gauge area
Primary trout-flow reference for this report.
Upper Delaware public launches
Use NPS/DEC/PFBC public access information and avoid private launches.
- NPS Upper Delaware access guidance emphasizes public launches and respect for private property.
- Wading, boats, and other users mix on the main stem. Give room and avoid anchoring on active wade anglers.
- Lower reaches can become a different warmwater plan in summer.
Sources and report details
Official agencies and primary river operators come first. Secondary tools are labeled so you know what carries the most weight.
Rules and closures
Check what is allowed, where the rule applies, and whether the river is open.
Flow and weather
Check the latest river reading and forecast before you leave.
Access and land
Check public entry points, land rules, and seasonal access changes.
More helpful links
Use these links for stocking, safety, and other local details.
See all 7 checked sources
Rules and closures
Check what is allowed, where the rule applies, and whether the river is open.
What this source covers
Open the current rules and check the river section, season, and special limits.
What this source covers
Open the current rules and check the river section, season, and special limits.
Flow and weather
Check the latest river reading and forecast before you leave.
What this source covers
Open this page and check the latest safety advice before your trip.
What this source covers
Open this river reading to check the latest level, flow, and update time.
What this source covers
Open this river reading to check the latest level, flow, and update time.
Access and land
Check public entry points, land rules, and seasonal access changes.
What this source covers
Open the land or access page, then check signs before you park or enter.
More helpful links
Use these links for stocking, safety, and other local details.
What this source covers
Open this page and check the latest safety advice before your trip.
How this report was checked
How this report was checked
Reviewed byBlueStreamFly River Review Team
Trip guidance checked
What was checked: This Main Stem Delaware River report is maintained from RiverReports and USGS Lordville flow data, New York inland trout and border-water regulations, National Park Service Upper Delaware access and safety sources, weather, image-use disclosure, and Hancock-to-Lordville planning guidance.
Live measurements and forecasts keep their provider timestamps. Rules, access, and trip guidance use the source-review date shown here. BlueStreamFly planning advice is editorial interpretation, not an agency notice.
First-hand experience: BlueStreamFly does not claim a first-hand visit or local field test for this report unless a real contributor is explicitly named and linked.
Quick questions
What should I check first before fishing the Delaware River main stem?
Check Lordville flow, water temperature, public access, border-water rules, and river-safety guidance before fishing.
Are there special fishing rules on the Delaware River main stem?
Yes. Rules change by reach and border-water context, so use DEC and current guide information.
What flies should I bring for the Delaware River main stem?
Bring the hatch-chart flies, a small nymph box, and a few streamers. Then adjust for water temperature, clarity, pressure, and the insects or baitfish you actually see.
Can I wade the Delaware River main stem?
Sometimes, but this is big water. At many flows a boat plan is safer than wading.
When should I skip the Delaware River main stem?
Skip it when flows are unsafe, water is too warm for trout, emergency closures are active, or legal access for the reach is not clear.