Pennsylvania | Western Pennsylvania

Slippery Rock CreekEckert Bridge to Harris Bridge

A documented 3.5-mile lower Slippery Rock Creek run from Eckert Bridge to Harris Bridge in McConnells Mill State Park. Pennsylvania DCNR names the reach and endpoints; American Whitewater and local boater guidance tie runnable conditions to the Wurtemburg gauge.

Route location

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Plan this route

DistanceApproximately 3.5 river miles
DifficultyHard
Typical timeAbout 2–4 on-water hours
ShuttleCar shuttle
McConnell’s Mill Covered Bridge spans Slippery Rock Creek in Lawrence County, Pennsylvania.
River contextSlippery Rock Creek at McConnell’s Mill; same-creek context, not an endpoint or current-conditions photograph river-level context — not necessarily this exact reach.Photo by Tim Engleman via Wikimedia Commons

Need to know

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

Access rules, camping, seasonal conditions and trip length.

Distance, difficulty, rules and camping
DifficultyhardExperienced whitewater route with Class II–IV conditions, bridge hazards, wood, and a narrow decision window at low or high flow.
PermitsCheck posted rulesFollow Pennsylvania Fish and Boat Commission registration/launch-permit rules and all McConnells Mill State Park boating restrictions.
CampingDay tripNo on-route camping verified; arrange separate legal camping or lodging outside the reach.
SeasonMar-NovPennsylvania DCNR identifies spring and fall as the best boating seasons; shoulder-season rainfall and releases can change difficulty quickly.

Tomorrow and the weekend

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Plan your trip

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

Access and shuttle

A documented lower Slippery Rock whitewater reach with named state-park access, direct Wurtemburg gauge guidance, and a short shuttle.

Access map

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Start

Put-in

Eckert Bridge Access, McConnells Mill State Park

Eckert and Harris access conditions, parking, and carry paths can change; verify on arrival.

Finish

Take-out

Harris Bridge Access, Mountville Road

Do not use private banks, closed roads, or informal roadside pull-offs.

Road shuttle

Access notes and hazards

Access caveats

  • Eckert and Harris access conditions, parking, and carry paths can change; verify on arrival.
  • Do not use private banks, closed roads, or informal roadside pull-offs.

Watch for

  • Class II–IV rapids
  • fast rises
  • low-water rock contact
  • strainers and bridge hazards
  • cold water
  • mandatory dam portage in the broader corridor

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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Water levels, gauge history, and hourly forecast

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Data and sources

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

What to know before you go

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

  • Official route and endpointsEckert Bridge to Harris Bridge, approximately 3.5 miles

    Pennsylvania DCNR’s McConnells Mill boating page explicitly identifies the extension from Eckert Bridge to Harris Bridge.

    Source

  • Live direct gauge and runnable windowUSGS 03106500; 400–1000 cfs preferred, below 150 cfs too low

    USGS supplies continuous discharge and stage telemetry; American Whitewater publishes the operating guidance for the lower run.

    Source

  • Endpoint coordinatesEckert Bridge 40.940496,-80.176460; Harris Bridge 40.912008,-80.216728

    Keel Hauler publishes the Eckert and Harris bridge coordinates; Harris Bridge coordinates are independently corroborated by topographic mapping.

    Source

  • Public access and safetyMcConnells Mill State Park access; Class II–IV; mandatory dam portage in broader corridor

    The Lawrence County water-trails brochure names Eckert and Harris access; DCNR publishes the whitewater and dam warnings.

    Source

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Slippery Rock Creek paddling FAQ

What water level is best for the Eckert Bridge to Harris Bridge route on the Slippery Rock Creek?

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 Eckert Bridge to Harris Bridge route on the Slippery Rock Creek start and end?

This route starts at Eckert Bridge Access, McConnells Mill State Park and ends at Harris Bridge Access, Mountville Road, Approximately 3.5 river miles on the water.

Is the Eckert Bridge to Harris Bridge route on the Slippery Rock Creek suitable for beginners?

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

See something outdated?

Access, hazards, wood, and shuttle details change. Send a quick correction if something looks off.