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Eigiau Dam Ruins – Eigiau Valley Gravel Road loop from River Conwy

Routes

Hiking trails & Routes

Eigiau Dam Ruins – Eigiau Valley Gravel Road loop from River Conwy

Moderate

4.2

(5)

hikers

Eigiau Dam Ruins – Eigiau Valley Gravel Road loop from River Conwy

04:04

13.4km

390m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: May 7, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Gwarchodfa Natur Genedlaethol Coedydd Aber

Parc Cenedlaethol Eryri

Waypoints

Start point

Parking

Get Directions

797 m

Pipeline Ascent Above Dolgarrog

Highlight • Structure

The worst part of any hike ever. I had to carry on going up, creating my own path, through trees, scrambling up mudfalls, rock climbing with no ropes. it's all collapsed.

Tip by

2.26 km

Coedty Reservoir

Highlight • Historical Site

The reservoir was originally built in 1924 to supply water for the hydro-electric power station in Dolgarrog, which in turn powered an aluminium smelting works. This power station is still …

Tip by

6.42 km

Eigiau Dam Ruins

Highlight • Structure

Eigiau Dam Disaster.
On 2 November 1925 the failure of two dams caused a flood that swamped the village of Dolgarrog, killing 16 people. The disaster was started by the …

Tip by

6.44 km

Eigiau Valley Gravel Road

Highlight (Segment) • Trail

Flat gravel road from the car park to the track junction. Nice to bike in from pen y gaer hill fort to the NE.

Tip by

11.3 km

Gravel Road to Llyn Eigiau

Highlight • Trail

13.1 km

Dolgarrog Dam Disaster Memorial

Highlight • Monument

Remains of the Dolgarrog Dam Disaster
Dolgarrog, Wales
The worst flood disaster in Welsh history might have been a lot worse if it had not happened on movie night.

Tip by

13.4 km

End point

Parking

Way Types & Surfaces

Way Types

7.68 km

4.30 km

817 m

620 m

Surfaces

7.56 km

3.88 km

700 m

620 m

519 m

137 m

Elevation

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

Weather

Wednesday 13 May

11°C

6°C

46 %

Additional weather tips

Max wind speed: 23.0 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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Eigiau Dam Ruins – Eigiau Valley Gravel Road loop from River Conwy

Pipeline Ascent Above Dolgarrog

Coedty Reservoir

Eigiau Dam Ruins

Eigiau Valley Gravel Road

Gravel Road to Llyn Eigiau

Dolgarrog Dam Disaster Memorial

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