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Cwm Lliedi (Lower) Reservoir – Swiss Valley Trail loop from Dafen

Routes

Running trails & routes

Cwm Lliedi (Lower) Reservoir – Swiss Valley Trail loop from Dafen

Moderate

runners

Cwm Lliedi (Lower) Reservoir – Swiss Valley Trail loop from Dafen

01:21

12.5km

120m

Running

Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: April 18, 2026

Waypoints

Start point

Parking

Get Directions

3.22 km

Cwm Lliedi (Lower) Reservoir

Highlight • Structure

Enjoy the walk that winds along the edge of Cwm Lliedi (Lower) Reservoir and through the woodlands of Swiss Valley offering views over the water and the chance to spot a variety of wildlife.

Tip by

5.09 km

Disused Kiln and Chimney

Highlight • Historical Site

disused kiln, hidden in wood to side of trail very overgrown but worth a look,

Tip by

9.31 km

Swiss Valley Trail

Highlight • Cycleway

You get a temperature drop as your ride through this cutting in the rocks. Great on a warm day but can be chilly at other times.

Tip by

9.52 km

Swiss Valley Reservoir (Lower Lliedi Reservoir)

Highlight • Cycleway

Great place to canoe or SUP. Organised tours can be arranged or you can self-launch, with permission.

Tip by

9.59 km

This beautiful reservoir is framed by the stunning mountain scenery of the Brecon Beacons. From the vantage point of the Swidd Valley Trail, you can enjoy a great view of the reservoir and its picturesque surroundings.

Tip by

12.5 km

End point

Parking

Way Types & Surfaces

Way Types

6.41 km

3.12 km

2.50 km

234 m

179 m

115 m

Surfaces

5.10 km

3.71 km

1.57 km

1.45 km

413 m

304 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (110 m)

Lowest point (20 m)

Weather

Thursday 21 May

22°C

13°C

0 %

Additional weather tips

Max wind speed: 12.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Cwm Lliedi (Lower) Reservoir – Swiss Valley Trail loop from Dafen

Cwm Lliedi (Lower) Reservoir

Swiss Valley Reservoir

Steve

Disused Kiln and Chimney

Swiss Valley Trail

Swiss Valley Reservoir (Lower Lliedi Reservoir)

Cwm Lliedi Reservoir

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