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Llanrhaeadr-Ym-Mochnant

Lake Vyrnwy Dam – Lake Vyrnwy and Dam loop from Llanrhaeadr-ym-Mochnant

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Bike touring routes & trails

United Kingdom

Wales

Powys

Llanrhaeadr-Ym-Mochnant

Lake Vyrnwy Dam – Lake Vyrnwy and Dam loop from Llanrhaeadr-ym-Mochnant

Hard

riders

Lake Vyrnwy Dam – Lake Vyrnwy and Dam loop from Llanrhaeadr-ym-Mochnant

05:20

58.3km

1,300m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: May 10, 2026

Tips

Cycling is not permitted along parts of this route

After 16.1 km for 323 m

After 18.6 km for 88 m

Waypoints

Start point

Bus stop

Get Directions

363 m

Llanrhaeadr-ym-Mochnant Village Centre

Highlight • Cafe

Gegin Fach tea room is a nice little coffee shop serving drinks, cake and café food.
Open Mon to Sat 9:00 - 17:00

Tip by

18.3 km

Coed Grwn-oer

Forest

18.6 km

Lake Vyrnwy Sculpture Park and Dam

Highlight • Viewpoint

This is another part of the lake area, a quiet gentle stroll through the trees and along winding paths by the river, many birds around and a brilliant view of the dam.

Tip by

19.2 km

Artisans Café & Gift Shop

Highlight • Cafe

This cafe is on the edge of Lake Vyrnwy, and has an abundence of local produce on offer, along with your usual cafe items. Just outside there is a very popular bird hide if thats your thing.

Tip by

19.3 km

Lake Vyrnwy Dam

Highlight • Monument

This is brilliant peice of architecture thats still in use today, you can feel the sheer power of the flow of water down the dam one side, and the peace and tranquility of the lake the other.

Tip by

19.5 km

Lake Vyrnwy and Dam

Highlight • Bridge

Park at the very top of the Lake if arriving in a car. Note that some sections can get closed due to rock falls at the top of the Lake near the Waterfall Car Park.

Tip by

19.8 km

The Vyrnwy Dam features a road bridge atop its structure with 31 arches. The dam, notable for being the first with drainage tunnels to prevent pressure build-up, is further characterised by two small towers, each boasting four corner turrets.

Tip by

39.7 km

Lake Vyrnwy Straining Tower

Highlight • Monument

Lake Vyrnwy (Welsh: Llyn Efyrnwy, pronounced [ɛˈvərnʊɨ] or Llyn Llanwddyn) is a reservoir in Powys, Wales, built in the 1880s for Liverpool Corporation Waterworks to supply Liverpool with fresh water. …

Translated by Google •

Tip by

48.0 km

Old Road to Vyrnwy

Highlight (Segment) • Cycleway

This used to be a road and there are a few sections of tarmac still remaining along the way. A smooth ascent from the north-east but a rockier descent towards …

Tip by

58.3 km

End point

Bus stop

Way Types & Surfaces

Way Types

27.6 km

27.2 km

2.01 km

1.55 km

Surfaces

28.1 km

18.2 km

9.64 km

2.26 km

107 m

Elevation

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

Highest point (540 m)

Lowest point (130 m)

Weather

Saturday 27 June

19°C

12°C

37 %

Additional weather tips

Max wind speed: 29.0 km/h

to get more detailed weather forecasts along your route

Comments

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Lake Vyrnwy Dam – Lake Vyrnwy and Dam loop from Llanrhaeadr-ym-Mochnant

Llanrhaeadr-ym-Mochnant Village Centre

Lake Vyrnwy Sculpture Park and Dam

Artisans Café & Gift Shop

Lake Vyrnwy Dam

Lake Vyrnwy and Dam

Vyrnwy Dam

Lake Vyrnwy Straining Tower

Old Road to Vyrnwy

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