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Routes
Hiking trails & Routes
United Kingdom
Wales
South Wales
Llywel

Usk Reservoir Trail

Moderate

4.6

(29)

285

hikers

Usk Reservoir Trail

02:46

10.3km

130m

Hiking

Hike the moderate 6.4-mile Usk Reservoir Trail in Bannau Brycheiniog National Park, enjoying tranquil lake views and forest paths.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

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1

4.70 km

View East Along Usk Reservoir

Highlight • Lake

Moderate trail with amazing views 👌🏼

Tip by

2

9.00 km

Usk Reservoir

Highlight • Lake

Usk Reservoir is a remote 280-acre reservoir below the Black Mountain. Popular for walking, cycling and the reservoir is regarded as offering the best still water trout fishing in Wales. …

Tip by

B

10.3 km

End point

Parking

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Way Types & Surfaces

Way Types

6.14 km

2.18 km

1.77 km

156 m

Surfaces

5.09 km

1.53 km

1.08 km

988 m

687 m

649 m

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Elevation

Elevation

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

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Weather

Powered by Foreca

Sunday 10 May

12°C

-2°C

37 %

Additional weather tips

Max wind speed: 24.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park for the Usk Reservoir Trail?

There is a dedicated car park available at the Usk Reservoir, providing convenient access to the trailhead. It's advisable to arrive early during peak times as it can get busy.

Is the Usk Reservoir Trail dog-friendly?

Yes, the Usk Reservoir Trail is dog-friendly. However, as it's located within Bannau Brycheiniog National Park and passes through areas with wildlife and livestock, dogs should be kept on a lead at all times to ensure their safety and respect for the environment.

What is the best time of year to hike the Usk Reservoir Trail?

The trail is enjoyable year-round, but spring and autumn offer pleasant temperatures and beautiful scenery. After rainfall, sections can become wet and muddy, so proper footwear is essential. Its remote location also makes it excellent for stargazing, especially on clear nights.

Are there any permits or entrance fees required for the Usk Reservoir Trail?

No, there are no permits or entrance fees required to access the Usk Reservoir Trail itself or to hike within Bannau Brycheiniog National Park.

What are the regulations for hiking in Bannau Brycheiniog National Park?

When hiking in Bannau Brycheiniog National Park, it's important to follow the Countryside Code. This includes keeping dogs on leads, taking all litter home, staying on marked paths, and respecting wildlife and livestock. There are no specific permits needed for general hiking.

Is the Usk Reservoir Trail suitable for beginners or families?

Yes, the Usk Reservoir Trail is largely considered an easy to moderate hike, making it suitable for a wide range of fitness levels and a great option for families. While generally flat, it does have some undulating sections and minor hills.

What is the terrain like on the Usk Reservoir Trail?

The trail primarily consists of a mix of compacted-stone forestry tracks and tarmac roads. While much of the path is firm underfoot, especially on the northern side, it is undulating with some long slopes. Be prepared for sections that can become wet and muddy after rainfall.

How long does it typically take to hike the Usk Reservoir Trail?

The main circular route around the Usk Reservoir is approximately 8 km (5 miles) long and typically takes around 2 to 3 hours to complete at a moderate pace.

What can I see along the route?

The trail offers stunning scenery, encircling the beautiful Usk Reservoir itself. You'll enjoy expansive views across the water to the majestic Mynydd Du (Black Mountain) and pass through tranquil woodland, particularly the Glasfynydd Forest. Keep an eye out for wildlife like Red Kites. Notable highlights include View East Along Usk Reservoir and Usk Reservoir.

Are there any cafes or pubs near the Usk Reservoir Trail?

The Usk Reservoir is in a remote location, so there are no cafes or pubs directly on the trail or immediately adjacent to the car park. It's recommended to bring your own refreshments or plan to visit establishments in nearby towns before or after your hike.

Is there a recommended direction to walk the Usk Reservoir Trail?

Some hikers suggest walking the loop in a clockwise direction. This can make the longer slopes predominantly downhill, potentially offering a slightly easier experience on those sections.

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