An Trá Mór, Gorumna Island
Not monitored
This spot isn't an officially designated bathing water, so it has no annual classification and no pollution-alert monitoring. Past sample results are shown below, but none is recent. Assess conditions yourself before entering.
Checked against the Environmental Protection Agency (Ireland) · data last changed 7 days ago.
Sea conditions
Water temperature
14.7°C
Chilly — most swimmers want a wetsuit
Wave height
0.9 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
An Trá Mór is a small sheltered sandy beach facing east. It is located on the island of Garumna (Oileáin Garma) in south Conamara and lies between Carraveg and Greatman's bays in the wider Kilkieran Bay and islands protected area. The shoreline in general is rocky with small cove like beaches scattered along its length. It is approximately 7 km south of Beál an Daingin where the mainland is connected by the R374 road to Lettermore and Garumna islands. The beach is accessible via the L52323-0 local road.
This spot’s record
An Trá Mór, Gorumna Island is in Galway, about 40 km from Galway. Across the 12 most recent samples published by the Environmental Protection Agency (Ireland), E. coli counts ranged from 10 to 185 per 100 ml. The highest was taken on 15 June 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 |
|---|---|---|---|
| 7 Sept | 41 | 12 | Excellent |
| 10 Aug | 10 | 1 | Excellent |
| 13 Jul | 10 | 0 | Excellent |
| 15 Jun | 185 | 9 | Excellent |
| 27 May | 10 | 2 | Excellent |
| 1 Sept | 10 | 12 | 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.
Facilities & access
- Lifeguard
- No
- Parking
- No
- Toilets
- No
- Accessible entry
- Yesno designated access but beach is at road level
- Dogs
- Yes
- Public transport
- No
Official water quality
This spot has no official annual classification.
Common questions
- Can you swim at An Trá Mór, Gorumna Island right now?
- An Trá Mór, Gorumna Island is currently marked "Not monitored". This spot isn't an officially designated bathing water, so it has no annual classification and no pollution-alert monitoring. Past sample results are shown below, but none is recent. Assess conditions yourself before entering. This reflects the latest data published by the Environmental Protection Agency (Ireland). Conditions change quickly — always assess the water yourself before entering.
- Is there a lifeguard at An Trá Mór, Gorumna Island?
- No lifeguard cover is listed for An Trá Mór, Gorumna Island. Never swim alone at an unguarded spot.
- What facilities are there at An Trá Mór, Gorumna Island?
- An Trá Mór, Gorumna Island has accessible entry. Facility information is published by the Environmental Protection Agency (Ireland).
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