Alwen Dam – View of Alwen Reservoir loop from Alwen Dam

Routes

Mountain biking trails

Alwen Dam – View of Alwen Reservoir loop from Alwen Dam

Moderate

5.0

(1)

riders

Alwen Dam – View of Alwen Reservoir loop from Alwen Dam

01:39

17.5km

310m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

Last updated: August 12, 2026

Waypoints

Start point

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1.87 km

Alwen Dam

Highlight • Monument

The grand, ornate stone dam of Alwen Reservoir couldn't be more of a contrast to the neighbouring Llyn Brenig Dam. It's well worth taking a minute or two to take …

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9.09 km

View of Alwen Reservoir

Highlight • Lake

This is the high point of the circular Alwen trail around Alwen Reservoir.

Enjoy the wonderful views in nearly all directions, which really is a great reward after the long …

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9.41 km

View of the Wooden Bridge Over the River

Highlight • River

An easy route for all abilities

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9.61 km

View of Alwen Reservoir

Highlight • Viewpoint

10.3 km

Alwen Reservoir Wooden Bridge

Highlight • Cycleway

A long wooden bridge spans the upper reaches of the Alwen Reservoir, which features on the Two Lakes and Alwen circular cycle routes. It's absolutely covered in lichen and feels …

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10.4 km

Alwen Reservoir and Small Bridge

Highlight • Lake

11.8 km

Forest

Highlight • Other

14.0 km

Alwen Reservoir

Lake

15.2 km

View of the Alwen Reservoir from the north shore

Highlight • Lake

The views over Alwen Reservoir from this section along the northern shore are simply wonderful! You'll take them in if you follow the waymarked Alwen or Lakes Circular routes.

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17.5 km

End point

Way Types & Surfaces

Way Types

10.3 km

3.71 km

3.25 km

269 m

Surfaces

13.1 km

3.88 km