Maentwrog Dam was built in the 1920s to provide a source of hydroelectric power for the Maentwrog power station. Later in 1965 the lake also became a source of cooling water for the Trawsyfynydd nuclear power station.

ionapawson

October 12, 2022

Mountain biking

Dam that is easy to ride over, and the last paved section when riding around the lake anti-clockwise.

51m

December 13, 2022

Running

Maentwrog Dam was built in the 1920s to provide a source of hydroelectric power. Later in 1965 the lake also became a source of cooling water for the nuclear power station.

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Nearby routes

Best routes near Maentwrog Dam

4.1

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1. Llyn Trawsfynydd Loop

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Hike the moderate 8.3-mile (13.3 km) circular route around Llyn Trawsfynydd in Snowdonia National Park, featuring diverse terrain and unique

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Moderate

4.4

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2. Maentwrog Dam loop from Maentwrog

7.23km

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100m

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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Easy

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3. Maentwrog Dam loop from Gellilydan

9.39km

02:50

300m

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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Moderate

Details

Informations

Elevation 260 m

Weather

Today

Tuesday 24 March

11°C

6°C

97 %

Additional weather tips

Max wind speed: 43.0 km/h

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Take Me There

Location: Maentwrog, Gwynedd, North Wales, Wales, United Kingdom

Other Popular Places to Check Out

Trawsfynydd Nuclear Power Station

Rhosydd Quarry Ruins and Waterfall

Waterfall in Coed Hafod-y-Llyn

Llyn Trawsfynydd

Ruin of Quarry Manager's House (Plas Cwmorthin)

Moel-yr-hydd

Old Railway Track at Llyn Tanygrisiau

Winding Road in Parc Cenedlaethol Eryri

Llyn Cwmorthin

Ruins of Slate Building by the Lake

View of the Slate Quarry and Valley

Maentwrog Dam

1. Llyn Trawsfynydd Loop

2. Maentwrog Dam loop from Maentwrog

3. Maentwrog Dam loop from Gellilydan

Other Popular Places to Check Out

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