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New York | Suffolk County / Riverhead

Peconic RiverUpper Mills to Weeping Willow Park

A planning-only short lower-Peconic moving-water section from the Suffolk County Peconic River Canoe Launch at Upper Mills to the NYSDEC-listed Weeping Willow Park hand launch. The official Blueway map identifies the launch sequence, NYSDEC lists both public water-entry points and a lower DEC access, and USGS 01304500 supplies direct same-river context. The route starts below the Upper Mills dam boundary and ends at Weeping Willow before the separate tidal/estuarine continuation.

Route location

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Plan this route

DistanceAbout 1.5 planning miles from the Upper Mills canoe launch to Weeping Willow Park
DifficultyEasy
Typical timeAbout 1–3 hours depending on shallow water
ShuttleCar shuttle
Peconic River at Riverhead, New York, used as same-river context for the Upper Mills to Weeping Willow lower Blueway section.
Route photoUpper Mills to Weeping Willow Peconic River lower-reach contextPhoto by U.S. Geological Survey

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Why this call
This route is documented for planning, but does not receive a Paddle Today score.
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Route overview

Trip details

Access rules, camping, seasonal conditions and trip length.

Distance, difficulty, rules and camping
On-water distanceAbout 1.5 planning miles from the Upper Mills canoe launch to Weeping Willow ParkUpper Mills to Weeping Willow Park
DifficultyeasyThis is a short, generally slow lower-river section, but shallow water, aquatic vegetation, debris, changing water quality, bridge or shoreline structures, limited legal exits, and the mandatory downstream estuary boundary require conservative planning.
ShuttleCar shuttleStage the downstream vehicle at confirmed Weeping Willow Park, then drive to the Upper Mills canoe launch. Keep the lower DEC access as a conditional bailout only and confirm parking, carry, landing, seasonal rules, and a daylight margin before committing.
PermitsCheck posted rulesConfirm current Suffolk County and NYSDEC launch, parking, carry, electric-motor, water-quality, Clean-Drain-Dry, and seasonal rules. No route-specific paddling permit is identified beyond current site requirements; do not infer permission to portage Upper Mills Dam or land on private banks.
CampingDay tripNo on-route camping is documented. Indian Island County Park and other Suffolk County facilities provide separate managed camping farther downstream, but they are not part of this short route; arrange legal nearby lodging or a campground and do not camp at the launches, banks, marsh, or private shoreline.
SeasonApr-NovSpring through fall is the practical planning window. The lower Peconic is shallow and slow moving, with vegetation, debris, water-quality, wind, and possible tidal-transition effects changing the effort and safe landing margin.

Plan ahead

Tomorrow and the weekend

Forecasts can change. Check current conditions again before leaving.

TomorrowChecking

Waiting on forecast.

WeekendChecking

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Plan

Plan your trip

Launch points, shuttle details, distance, and access notes.

Route logistics

Access and shuttle

A planning-only short lower-Peconic moving-water section from the Suffolk County Peconic River Canoe Launch at Upper Mills to the NYSDEC-listed Weeping Willow Park hand launch. The official Blueway map identifies the launch sequence, NYSDEC lists both public water-entry points and a lower DEC access, and USGS 01304500 supplies direct same-river context. The route starts below the Upper Mills dam boundary and ends at Weeping Willow before the separate tidal/estuarine continuation.

Access map

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Start

Put-in

Suffolk County Peconic River Canoe Launch / Upper Mills
Open mapDirections to put-in

The stored endpoints follow current NYSDEC public-launch coordinates, with Suffolk County independently confirming direct canoe/kayak access at Upper Mills; coordinates identify the access area, not a guarantee that the carry, parking, dock, or waterline is open.

Finish

Take-out

Weeping Willow Park hand launch
Open mapDirections to take-out

The lower DEC access is an unimproved trailer launch and is retained only as a conditional bailout. Verify the legal water entry and route-side connection before treating it as usable.

Road shuttle

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Access planner

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This changes launch and take-out logistics, not today's river score.

On-water distance1.5 miMixed access
On-water timeAbout 1–3 hours depending on shallow waterFull route option
ShuttleCar shuttleChoose a shorter in/out pair for a shorter day.

Suffolk County Peconic River Canoe Launch / Upper Mills to Weeping Willow Park hand launch is about 1.5 mi. Use the planner to compare shorter access pairs.

Access notes and hazards

Access caveats

  • The stored endpoints follow current NYSDEC public-launch coordinates, with Suffolk County independently confirming direct canoe/kayak access at Upper Mills; coordinates identify the access area, not a guarantee that the carry, parking, dock, or waterline is open.
  • The lower DEC access is an unimproved trailer launch and is retained only as a conditional bailout. Verify the legal water entry and route-side connection before treating it as usable.
  • The route begins below the Upper Mills dam boundary and terminates at Weeping Willow before the separate tidal/estuarine continuation. The presence of additional downstream launch points does not authorize an unreviewed through-route.
  • Follow posted park, fee, permit, motor, water-quality, and private-property rules; do not use a short mapped distance to infer rights across private banks or around structures.

Watch for

  • USGS 01304500 unavailable, rapidly changing, or inconsistent with observed lower-Peconic depth and current
  • shallow water, aquatic vegetation, debris, strainers, bridge/culvert structures, water-quality advisories, wind, and tide transition
  • Upper Mills 50-yard carry, Weeping Willow landing, lower DEC bailout, parking, electric-motor restriction, seasonal rules, and legal shoreline access

Plan this paddle

Choose your trip times

No account needed. Check the selected access points above, then choose both dates and times. For an overnight paddle, set take-out to the following date.

Trip schedule

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Conditions

Water levels, gauge history, and hourly forecast

Check the forecast and local water levels before launching.

Gauge detail

Water-level history and forecastDetailed view

Gauge

Recent trend

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Weather

Hourly forecast

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Short-route forecast

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Route gallery

Photos

Check each caption: some photos show the surrounding area rather than this exact trip.

Peconic River at Riverhead, New York, used as same-river context for the Upper Mills to Weeping Willow lower Blueway section.
Upper Mills to Weeping Willow Peconic River lower-reach contextPhoto by U.S. Geological Survey
USGS station photograph; same-river context

Sources

Data and sources

Read the access and hazard notes and check the linked guides. We do not issue a daily score for this trip.

NotesWhat to know before you go

These notes cover the access details, route quirks, and source caveats most likely to matter once you get there.

  • Blueway launch sequenceUpper Mills, lower DEC access, and Weeping Willow are sequential public launch contexts on the Peconic River Blueway

    The Peconic Estuary Partnership maps the broader 9.5-mile Blueway and launch sequence; this route fills the short bounded gap between the official Upper Mills and Weeping Willow anchors.

    Source

  • Current public launchesNYSDEC Upper Mills, lower Peconic River, and Weeping Willow launch records

    NYSDEC lists the official coordinates, launch types, parking/carry details, and electric-motor restrictions used for this route.

    Source

  • County canoe launchRoute 25 Peconic River Canoe Launch provides direct canoe/kayak access

    Suffolk County independently confirms direct access at the Upper Mills end of the route.

    Source

  • Direct live gaugeUSGS 01304500 Peconic River at Riverhead

    The station supplies direct same-river current stage/discharge context; local depth, structures, vegetation, wind, and water quality remain controlling.

    Source

  • Camping contextNearby managed Suffolk County basecamp options; no on-route camping claimed

    Indian Island and other county facilities are separate managed properties, not permission for launch-site or bank camping on this route.

    Source

  • Route imageUSGS Peconic River station photograph used as clearly labeled same-river context

    The presentation image is same-river context and does not certify current conditions, access, water quality, or a runnable line on this short reach.

    Source

  • Direct live gaugeUSGS 01304500, Peconic River at Riverhead, NY

    USGS 01304500 is a direct Peconic River station in Riverhead and supplies current stage/discharge context for this short lower reach. It does not replace local inspection of shallow bars, vegetation, debris, tide transition, water quality, structures, or the launch landings.

    Source

  • Safety and river conditionsCheck live gauge, recent rainfall, trend, debris, bridges, and access conditions before launch

    NYSDEC Suffolk County launch directory / Suffolk County Parks / Peconic River Blueway map and its linked safety material warn that conditions change rapidly and require local inspection.

    Source

  • Image decisionApproved same-river context image used for route presentation

    The image is labeled as river-level context when it depicts the named river elsewhere, not this exact reach.

    Source

Verify it yourselfCheck the source links

Use these links to double-check the gauge, route details, and access notes before you head out.

Reports

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Keep exploring

More routes to check next

Compare another stretch on this river, or explore different rivers within 75 straight-line miles.

More in New York

All 282 routes
New York route guideBrowse every tracked New York route.Suffolk County / RiverheadJump to routes in this region.

More on Peconic River

All 4
Forge Pond / South River Road to Peconic River Canoe Launch / Upper MillsSuffolk County / Calverton and RiverheadModerate · About 3.0 paddling miles from Forge Pond/South River Road to the Peconic River Canoe Launch at Upper MillsRiver Road East/West to Edwards Avenue and Mill RoadSuffolk County / Calverton and Manorville Pine BarrensEasy · About 2.0 paddling miles from the River Road access area to the Edwards Avenue/Mill Road access and dam boundaryWeeping Willow Park / Riverhead to Indian Island County Park / Flanders BaySuffolk County / Riverhead and Flanders BayModerate · About 3.0 tidal paddling miles from Weeping Willow Park to the Indian Island County Park estuarine mouth

Nearby routes within 75 miles

Mattituck CreekMattituck Creek Waterway Access Site to Route 48 / Love Lane head of Mattituck Inlet · about 10 straight-line mi awayModerate · Approximately 2.8 planning water miles from the DEC Mattituck Creek Waterway Access Site to the Route 48 / Love Lane head-of-inlet rampCarmans RiverCarmans River DEC access off Montauk Highway to Beaver Dam Road kayak launch · about 12 straight-line mi awayModerate · About 2 tidal river miles from the Montauk Highway access to Beaver Dam RoadNissequogue RiverPaul T. Given County Park / Smithtown to Nissequogue River State Park / Kings Park · about 27 straight-line mi awayModerate · About 5.5 tidal river miles from Paul T. Given County Park to Nissequogue River State ParkPawcatuck RiverBradford Landing to Westerly Municipal/Main Street Boat Ramp · about 60 straight-line mi awayEasy · About 7 river miles

Quick answers

Peconic River paddling FAQ

What water level is best for the Upper Mills to Weeping Willow Park route on the Peconic River?

This planning route has no live Paddle Today score. Review the linked water-level sources, current access notices and route-specific hazards before travel.

Where does the Upper Mills to Weeping Willow Park route on the Peconic River start and end?

This route starts at Suffolk County Peconic River Canoe Launch / Upper Mills and ends at Weeping Willow Park hand launch, about 1.5 planning miles from the Upper Mills canoe launch to Weeping Willow Park on the water.

Is the Upper Mills to Weeping Willow Park route on the Peconic River suitable for beginners?

This is listed as a easy route. Review the difficulty notes, hazards and current access conditions against your group's skills. No live score assesses this trip.

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