Portstewart Bay — water body quality
near Castlerock, Causeway Coast and Glens
Portstewart Bay is a coastal water in Causeway Coast and Glens, near Castlerock, covering 122.0 km².
Official classification
No official rating
Assessed 2026
No Water Framework Directive ecological status has been published for this water body. That usually means it has not been through a full EPA monitoring and classification cycle rather than that anything was found wrong with it.
| Stretch | Status |
|---|---|
| Portstewart Bay | Unknown |
Overall status reflects the worst stretch (precautionary).
This water body
- Type
- Coastal water
- Area
- 122.0 km²
- County
- Causeway Coast and Glens
- Location
- 55.2050, -6.8143
Others in Causeway Coast and Glens
This page shows water-quality information, not swim-safety advice. For today's conditions and swim-safety guidance, check Water Safety Ireland.
Official classifications on this page contain DAERA/NIEA Water Framework Directive classification data © Crown copyright, licensed under Open Government Licence v3.0.