Routes

Planner

Features

Updates

App

Get the App

Routes

Mountain biking trails

Rock Slab Descents – Llyn Syfydrin loop from Nant-Y-Moch Reservoir Dam

Routes

Mountain biking trails

Rock Slab Descents – Llyn Syfydrin loop from Nant-Y-Moch Reservoir Dam

Moderate

4.0

(7)

riders

Rock Slab Descents – Llyn Syfydrin loop from Nant-Y-Moch Reservoir Dam

02:04

25.1km

420m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: May 9, 2026

Waypoints

Start point

Parking

Get Directions

204 m

Nant-y-Moch Reservoir

Highlight • Structure

The reservoir flooded part of the valley of the River Rheidol and its headwaters and is named after the Nant-y-moch stream (in English = the pigs stream), which formerly flowed …

Tip by

3.40 km

Nant y Moch Reservoir

Highlight • Lake

A fun, challenging track on a gravel bike - easy going on an MTB

Tip by

8.28 km

Rock Slab Descents

Highlight • Climb

four huge Rick slab descents, lose rock and slate in places, pick the right line and hold on!!!

Tip by

17.0 km

Syfydrin to Bontgoch Descent

Highlight • Trail

18.5 km

Llyn Syfydrin

Highlight • Lake

A great ride for a gravel bike - be prepared to get wet though, there’s a few big streams to cross

Tip by

21.1 km

Syfydrin Moorland Gravel Roads

Highlight • Trail

Ace network of moorland gravel roads with some stunning valley views here in Mid Wales. Spectacular on a sunny day, and life-affirming on the more common gusty and grey, wet …

Tip by

25.1 km

End point

Parking

Way Types & Surfaces

Way Types

13.2 km

11.9 km

Surfaces

12.5 km

11.3 km

1.12 km

114 m

Elevation

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

Highest point (410 m)

Lowest point (180 m)

Weather

Monday 1 June

16°C

11°C

-- %

Additional weather tips

Max wind speed: -- 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.

Navigate

Send to Phone

Save

Edit route

Download GPX

Move start point

Embed on a website

Report an Issue

Nearby routes

Moderate

4.4

353

ClimachX MTB Trail

01:26h

14.8km

340m

Hard

4.5

203

Elan Valley loop

05:01h

54.0km

1,330m

Moderate

4.3

291

Summit red trail

02:03h

17.7km

460m

Moderate

4.3

259

Syfydrin black trail — Bwlch Nant yr Arian MTB trails

03:33h

34.8km

770m

Moderate

4.4

208

Pendam red

01:12h

10.3km

230m

Hard

4.8

124

Cadair Idris Trail

02:46h

25.8km

930m

Hard

4.0

Rhayader and Elan Valley loop

03:30h

35.5km

1,020m

Moderate

4.2

Mach 3 MTB loop – slate tracks of the Dyfi Valley

03:27h

35.2km

810m

Moderate

4.8

Mach 1 MTB loop – slate tracks of the Dyfi Valley

01:47h

21.9km

420m

Moderate

5.0

Melindwr blue trail — Bwlch Nant yr Arian

00:35h

5.33km

100m

Moderate

3.8

Mach 2 MTB loop – slate tracks of the Dyfi Valley

02:13h

22.2km

550m

Hard

5.0

Mach 3 Trail

04:21h

43.6km

960m

Rock Slab Descents – Llyn Syfydrin loop from Nant-Y-Moch Reservoir Dam

Nant-y-Moch Reservoir

Nant y Moch Reservoir

Rock Slab Descents

Syfydrin to Bontgoch Descent

Llyn Syfydrin

Syfydrin Moorland Gravel Roads

Nearby routes

Sign up or log in to keep exploring this route

We value your privacy ⛰️

We value your privacy ⛰️