Please note that the paths around Lisvane Reservoir are closed for winter between October and March.
Cardiff’s iconic reservoirs
A growing number of other Welsh Water Adventures can be found across Wales.
Owned and cared for by Welsh Water, our Visitor Attractions are here for you to enjoy. They are hubs for health, wellbeing and recreation, reconnecting you to the outdoors and water.
Choose your next Welsh Water Adventure.
Welsh Water operates 91 reservoirs varying in size from 2 to 1,026 acres. These include a national portfolio of Visitor Attractions known as ‘Welsh Water Adventures’. They are hubs for health, wellbeing and recreation. They reconnect people with water and the environment, whilst maintaining, protecting and enhancing the ecological value of each site.
Welsh Water is the sixth largest of the ten regulated water and sewerage companies in England and Wales. It is a ‘not-for-profit company’ and does not have shareholders. Any financial surpluses are reinvested in the business for the benefit of customers.
Set among the beautiful rolling landscape of the Usk Valley just 20 miles from Cardiff, Llandegfedd Lake is the perfect place to enjoy water sports, fishing, walking, wildlife watching and picnicking. A truly dog-friendly visitor attraction where four legged friends are welcome to enjoy the stunning views from the restaurant balcony or rest and ‘paws’ for thought inside the new Grab & Go café.
Llys-y-Frân Lake offers visitors over 350 acres to explore either by foot with their four-legged friends, on two wheels or by water. The site offers a refurbished visitor centre and café, a brand-new outdoor activity centre, cycle trails that weave in and out of woodlands and a new tarmac pump skills track. Shower, changing facilities and meeting room options with spectacular views are also available on site.
A truly special forested site with trout fishery, cycle hire, adventure playground, visitor centre and café with views for days from the balcony. Llyn Brenig is also home to rare nesting ospreys that can be seen from April to the end of August. With 23km of shoreline stretching around one of the largest areas of inland water in Wales it is recognised as one of the best top-of-the-water fisheries in the UK.
Part of the rugged Cambrian Mountains, the Elan Valley sprawls across 72 square miles of outstanding scenic beauty. The unspoilt landscapes, home to thriving plant and wildlife are made even more compelling by the Victorian dams, reservoirs and welcoming Visitor Centre. An International Dark Sky Park, Elan Valley’s natural beauty shines bright day and night.
We work in partnership with various communities and organisations including Natural Resources Wales and Welsh Government to create hubs for recreation, health and wellbeing. Contributing to the Well-being of Future Generations Act and a ‘green recovery’ in Wales.
Swiss Valley Reservoirs, also known as Cwm Lliedi are located just outside Llanelli in Carmarthenshire are a popular beauty spot. Llanelli Rural Council has recently adopted the site as part of an innovative community adoption.
Lliw Reservoirs is a site of outstanding natural beauty and part of the Valley’s Regional Park, one of the special character landscape areas that define Wales. There is a café, small shop and toilets on site.
Llyn Alaw is the largest fresh-water body on Anglesey. It has considerable ornithological interest and is a SSSI for overwintering wildfowl, teal, shoveler and whooper swans.
The UK’s widest range of working pumps and engines from across Herefordshire, neighbouring counties and Wales, most of which are the last working examples of their type.
Llyn Brianne is one of nine Milky Way Class Dark Sky Discovery Sites in the Cambrian Mountains with some of the darkest night skies in Europe.
