South coast beach
Porthluney Beach: dogs, parking and water quality
Photograph to come Porthluney, Cornwall.50.237° N, 4.843° W
The essentials for Porthluney on Cornwall’s south coast: the council’s dog rules, the nearest council car parks and the Environment Agency’s water quality ratings, each linked to its source.
- Dogs
- Not on the council restriction listThe council’s rules in full
- Water quality 2025
- SufficientEnvironment Agency rating
- Council parking
- None within 1.5 kmNearest: River Street, Mevagissey, 5.4 km (3.4 miles) away
- Lifeguards
- Check the RNLI finderSeason mainly May to September, varies by beach (Cornwall Council)
- Nearest station
- St Austell station12.1 km (7.5 miles) in a straight line · by train
- Nearest town
- Mevagissey5.4 km (3.4 miles) away
Dogs on Porthluney
Porthluney does not appear on Cornwall Council’s dogs-on-beaches restriction list (council page last updated 23 October 2026, checked by us on 1 November 2026).
That is not a guarantee that dogs are welcome on every part of the beach. The council notes that other, privately owned beaches may set their own local restrictions, so check the signs when you arrive. Cornwall’s other dog orders, such as picking up after your dog, still apply.
Parking near Porthluney
We found no Cornwall Council car park within 1.5 km of Porthluney. The nearest one in the council’s list is River Street, Mevagissey (PL26 6UE), about 5.4 km (3.4 miles) away in a straight line.
Parking near many Cornish beaches is run by the National Trust, parish councils or private owners. We have not checked those yet, so they are not listed. Charges change, so we do not quote prices: each council page has current tariffs. All Cornwall Council car parks.
Water quality at Porthluney
The Environment Agency rated Porthluney Sufficient in its 2025 classification. Ratings for the last four years:
| Bathing water | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|
| Porthluney | Sufficient | Poor | Poor | Sufficient |
The 2026 bathing season ran from 15 May 2026 to 30 September 2026, with 20 samples planned at Porthluney.
- Porthluney: the Environment Agency makes a daily pollution risk forecast here during the bathing season and can issue a warning advising against bathing. The EA profile says: “In 2025 31 pollution risk warnings were issued for this bathing water.”
- The Environment Agency flags Porthluney as a bathing water where heavy rain can affect water quality.
Streams and run-off at Porthluney (EA profile)
Streams and rivers are typically affected by human sewage, animal slurry and runoff from roads. The Caerhays Stream flows into the sea at this beach. The Environment Agency have monitored the stream since 1986 and found that water quality is temporarily worse during and after heavy rainfall.
Seaweed at Porthluney (EA profile)
For the four year (2022-2025) assessment period where data is available, seaweed (macroalgae) was assessed as being sufficient to be objectionable for 12% of visits, with 86% of visits noting the presence of seaweed (macroalgae). This bathing water does not have a history of large amounts of seaweed (macro algae).
Source: Environment Agency bathing water profile, Open Government Licence v3.0. See every Cornish bathing water rating.
About Porthluney
The Environment Agency describes the bathing water like this:
Porthluney is on the south coast of Cornwall. It is a remote, sheltered sandy beach, approximately 380 metres wide. Several small streams collect behind the beach and flow across the sand to the sea.
Quoted from the Environment Agency bathing water profile, Open Government Licence v3.0. Beach material recorded by the EA: sand. Designated as a bathing water in 1988.
Safety and tides
Whether a lifeguard is on duty depends on the beach and the date. Cornwall Council says the RNLI’s main lifeguard season runs from May to September and varies from beach to beach, so check the RNLI’s lifeguarded beach finder before you go. We do not list lifeguard dates until we can check them.
The council points visitors to BBC tide tables for tide times. In an emergency at the coast, call 999 and ask for the Coastguard (HM Coastguard). More in our beach safety guide.
Getting to Porthluney by train
The nearest National Rail station to the Environment Agency’s sampling point for Porthluney is St Austell, about 12.1 km (7.5 miles) away in a straight line. You would need a bus, taxi, bike or a long walk from there. The three nearest stations:
| Station | Distance (straight line) |
|---|---|
| St Austell station | 12.1 km (7.5 miles) |
| Truro station | 16.0 km (9.9 miles) |
| Par station | 16.5 km (10.2 miles) |
Straight-line distance, our own calculation from OpenStreetMap station locations (© OpenStreetMap contributors, ODbL). It is not a walking or road route. Station links go to National Rail for times and facilities. See beaches near a railway station.
Where is Porthluney?
Nearby beaches
- Vault Beach4.0 km (2.5 miles) away · Not on the council restriction list · water Excellent
- Gorran Haven4.0 km (2.5 miles) away · Not on the council restriction list · water Excellent
- Portmellon5.0 km (3.1 miles) away · No dogs 10am–6pm, 1 July – 31 August · water Excellent
- Polstreath5.9 km (3.7 miles) away · Not on the council restriction list · water Excellent
Photos
Quick answers
Are dogs allowed on Porthluney?
Porthluney is not on Cornwall Council’s dogs-on-beaches restriction list (checked 1 November 2026). Privately owned beaches can set their own rules, so check signs.
Is the water clean at Porthluney?
The Environment Agency rated Porthluney Sufficient in 2025. During the bathing season (15 May 2026 to 30 September 2026 in 2026) it publishes daily pollution risk forecasts here.
Where can I park for Porthluney?
We found no Cornwall Council car park within 1.5 km. The nearest is River Street, Mevagissey, about 5.4 km (3.4 miles) away. Other parking may be run by the National Trust or private owners.
What is the nearest railway station to Porthluney?
The nearest National Rail station is St Austell, about 12.1 km (7.5 miles) away in a straight line (our calculation from OpenStreetMap data).
Sources and checks
- Cornwall Council: dogs on beaches – page last updated 23 October 2026, checked 1 November 2026
- Environment Agency: Porthluney bathing water profile – checked 1 November 2026, Open Government Licence v3.0
- Cornwall Council car park: River Street, Mevagissey – page last updated 6 August 2026
- Cornwall Council: beach safety – page last updated 1 April 2026
- OpenStreetMap: railway station locations – ODbL; distances are our own calculation
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