Mullaghroe Beach, Belmullet
Good to go
No current pollution alerts — always assess conditions yourself.
Checked against the Environmental Protection Agency (Ireland) · data last changed 2 months ago.
Sea conditions
Water temperature
14.3°C
Chilly — most swimmers want a wetsuit
Wave height
1.1 m
Significant wave height offshore; inshore conditions vary.
Tide
Going out
- Low water around UTC
- High water around UTC
Modelled values, not measurements — coastal water often differs from the open-sea model, and tide times are approximate to within about half an hour. Use official tide tables for anything that depends on precise timing.
About this spot
Mullaghroe Beach is a fine sandy beach with an exposed shore, located on the Mullett Peninsula. Mullaghroe Beach has a variety of marine habitats including an extensive sand dune system, dune grassland and machair. These habitats support diverse plant and wildlife species in particular bird and plant species. Special Area of conservation (SAC)/ proposed Natural Heritage Areas (pNHA) Mullet/Blacksod Bay Complex (Site Code 000470) and Blacksod Bay/Broadhaven (Site Code 004037) SPA. Blacksod Bay Designated Shellfish Waters the Mullet Peninsula is part of the Mayo Gaeltacht. Fishing also takes place at this location. The bathing area is approximately 0.870km wide. The bathing water is approximately 0.32km2 in area. The medium and maximum water depth within the designated bathing water is 0.5m and 5.0m respectively depending on tides.
This spot’s record
Mullaghroe Beach, Belmullet is in Mayo, about 45 km from Louisburgh. Mullaghroe Beach, Belmullet has been rated Excellent in each of the 4 bathing seasons classified by the Environmental Protection Agency (Ireland), 2022 through 2025. Across the 12 most recent samples published by the Environmental Protection Agency (Ireland), E. coli counts ranged from 10 to 360 per 100 ml. The highest was taken on 10 August 2026. A classification is calculated from percentiles across four seasons, so no single reading decides how this water is rated.
Recent sample results
The last 12 bacterial samples published by the Environmental Protection Agency (Ireland), most recent on the right. Counts are per 100 ml of water.
Dashed line: 500 E. coli per 100 ml, the Bathing Water Directive guide value for coastal / transitional waters.
| Date | E. coli | Enterococci | Assessment |
|---|---|---|---|
| 2 Sept | 20 | 39 | Excellent |
| 24 Aug | 20 | 1 | Excellent |
| 10 Aug | 360 | 37 | Good |
| 20 Jul | 10 | 4 | Excellent |
| 8 Jul | 10 | 1 | Excellent |
| 6 Jul | 60 | 4 | Excellent |
A bathing water's official classification is calculated from percentiles across four bathing seasons, not from any single sample — so one high reading doesn't mean a spot is unsafe, and one low reading doesn't mean it's clean today.
Quality over the last 4 years
- Excellent2022
- Excellent2023
- Excellent2024
- Excellent2025
This water has been rated Excellent in each of the last 4 years.
Facilities & access
- Lifeguard
- No
- Parking
- Yes
- Toilets
- Yes
- Accessible entry
- No
- Dogs
- YesDogs only allowed before 12pm and after 6.30pm during the bathing season (1st June to 15th September) otherwise allowed at all times onto beach.
- Public transport
- No
Official water quality
Classified Excellent in 2025.
Mullaghroe Beach, Belmullet is classified as achieving Excellent Water Quality in 2025 based on the assessment of bacteriological results for the period 2022 to 2025. Mullaghroe Beach, Belmullet has achieved an Excellent Water Quality rating for the four consecutive years 2022 to 2025. Annual water quality ratings are generally calculated using monitoring results over a four-year period and are assessed against stringent bacterial limits to protect bather health.
Official bathing-water profileCommon questions
- Can you swim at Mullaghroe Beach, Belmullet right now?
- Mullaghroe Beach, Belmullet is currently marked "Good to go". No current pollution alerts — always assess conditions yourself. This reflects the latest data published by the Environmental Protection Agency (Ireland). Conditions change quickly — always assess the water yourself before entering.
- What is the water quality like at Mullaghroe Beach, Belmullet?
- the Environmental Protection Agency (Ireland) classified Mullaghroe Beach, Belmullet as Excellent in 2025. Classifications are a rolling assessment of bacterial samples taken over four bathing seasons, measured against E. coli and intestinal enterococci limits set by the EU Bathing Water Directive.
- Is there a swimming ban or warning at Mullaghroe Beach, Belmullet?
- There are no active bathing restrictions published by the Environmental Protection Agency (Ireland) for Mullaghroe Beach, Belmullet. That is not a guarantee of safety — assess conditions yourself.
- Is there a lifeguard at Mullaghroe Beach, Belmullet?
- No lifeguard cover is listed for Mullaghroe Beach, Belmullet. Never swim alone at an unguarded spot.
- What facilities are there at Mullaghroe Beach, Belmullet?
- Mullaghroe Beach, Belmullet has toilets, parking. Facility information is published by the Environmental Protection Agency (Ireland).
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