Fin Boyle — water body quality
near Knockvicar, Roscommon
Fin Boyle is a lake in Roscommon, near Knockvicar, covering 4.2 ha.
Official classification
Moderate
Assessed 2026
Moderate is the first Water Framework Directive class that falls short of the Directive’s objective: the biological communities here differ moderately from those expected in a near-natural water body of this type, so a programme of measures applies.
| Stretch | Status |
|---|---|
| Fin Boyle | Moderate |
Overall status reflects the worst stretch (precautionary).
This water body
- Type
- Lake
- Area
- 4.2 ha
- County
- Roscommon
- Location
- 53.9848, -8.2064
Others in Roscommon
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 EPA Water Framework Directive ecological status data © Environmental Protection Agency, licensed under CC-BY-4.0.