© Geograph

Water Quality

Annual classification

2017 Excellent

Today's forecast

Forecasts are not available for this location.

Data provided by Natural Resources Wales

A sandy beach at the southern end of Tremadog bay and within the Snowdonia National Park. Backed by a small estuary with a small 13th century church hidden in the dunes.


Windsurfing, kayaking and sailing are popular here. Visit the church which has a wonderful interior and is open daily.

Wildlife and Walks

Plenty of coastal walks and walks into the National Park. North Wales Wildlife Trust’s ancient woodland reserve, Coed Crafnant, is worth visiting. There are some fantastic spots around the Afon Dwyryd estuary, to the north, which are excellent for bird watching.

What's tested here?

Water samples are taken at this designated bathing water by Natural Resources Wales, during the bathing season, 15th May to 30th September.
Find out more about designated bathing waters.

High levels of bacteria in the water can indicate pollution from sewage treatment works or polluted rain water draining from the land.
Where does pollution comes from and how can you help?

Water quality can be reduced for up to 72 hours after heavy rain. Look out for temporary signs at the beach and on our website.

Annual classification

2017 Excellent

What does this mean?

At the end of every bathing season the water quality is classified as either:

Excellent — the highest classification meaning the water is cleanest

Good — generally good water quality

Sufficient — meets minimum standards

Poor — You are advised not to swim. The beach will stay open and an action plan should be in place to improve the water quality.

Today's forecast

Forecasts are not available for this location.

Data provided by Natural Resources Wales
More information about potential pollution sources and improvement plans.


This Weather Widget is provided by the Met Office

Tide times

Potential hazards at this beach

Strong currents Strong currents
Tidal cut-off Tidal cut-off
Deep shelving beach Deep shelving beach

Lifeguarded locations - top five safety tips

Non-lifeguarded locations For those who can’t make it to a lifeguarded beach

For more information visit rnli.org.uk.

Facilities at Llandanwg

Campsite Campsite Food Food Toilets Toilets



There is a car park next to the beach.

Dog restrictions


Dog restrictions apply.

Beach cleaning

No current information