Keem Beach, Achill Island
Mayo County Council
No active EPA restriction shown
EPA alert data last synced 19 Oct 2026, 13:36.
Current restrictions and beach signage take priority over annual classifications and individual sample results. Conditions can change between samples.
EPA annual assessment
Keem Beach, Achill Island is classified as achieving Excellent Water Quality in 2025 based on the assessment of bacteriological results for the period 2022 to 2025. Keem Beach, Achill Island 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.
Annual water quality history
Recent water samples
| Date | Sample status | E. coli | Intestinal enterococci |
|---|---|---|---|
| 2 Sep 2026 | Excellent | 50 | 11 |
| 24 Aug 2026 | Excellent | <10 | <1 |
| 10 Aug 2026 | Excellent | 20 | <1 |
| 20 Jul 2026 | Excellent | <10 | <1 |
| 6 Jul 2026 | Excellent | <10 | 3 |
| 22 Jun 2026 | Excellent | <10 | <1 |
| 8 Jun 2026 | Excellent | <10 | <1 |
| 25 May 2026 | Excellent | <10 | <1 |
Facilities & access
About this bathing water
Keem Beach is a sheltered sandy beach facing southeast with a steep gradient. Two freshwater streams flow into the sea from the surrounding land at Keem beach. Keem Beach has a variety of habitats including large shallow bays and inlets, reefs and mudflats and sandflats which support a variety of plant, animal and bird species. Keem Beach forms part of the Croaghan/Slievemore SAC and pNHA (Site Code 001955) and Achill Head SAC (Site Code 002268). Activities include swimming, surfing, sailing, canoeing, water skiing, jet skies, scuba-diving / snorkelling and fishing. The designated bathing area is approximately 300m in length and approximately 0.14km2 in area. The medium and maximum water depth within the designated bathing water is 0.5m and 5.0m respectively depending on tides.
Official information
Managed by Mayo County Council.
Open EPA beach profile