Demesne — water body quality
near Knockvicar, Roscommon
Demesne is a river in Roscommon, near Knockvicar, extending 4.6 km.
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 |
|---|---|
| Demesne | Moderate |
Overall status reflects the worst stretch (precautionary).
This water body
- Type
- River
- Length
- 4.6 km
- County
- Roscommon
- Location
- 53.9817, -8.2236
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.