Knockoneill River — water body quality
near Maghera, Mid Ulster
Knockoneill River is a river in Mid Ulster, near Maghera, extending 12.3 km.
Official classification
Good
Assessed 2026
Good ecological status under the Water Framework Directive means the biology and chemistry of this water body depart only slightly from near-natural conditions for its type, which meets the Directive’s environmental objective.
| Stretch | Status |
|---|---|
| Knockoneill River | Good |
Overall status reflects the worst stretch (precautionary).
This water body
- Type
- River
- Length
- 12.3 km
- County
- Mid Ulster
- Location
- 54.8970, -6.6567
Others in Mid Ulster
- Altagoan Burn, DraperstownGood
- Back Burn, MagheraModerate
- Ballinderry River (Coagh), MoneymoreModerate
- Ballinderry River (Cookstown), CookstownModerate
- Ballinderry River (Derrygonnigan), CookstownModerate
- Ballinderry River (Dunamore), CookstownGood
- Ballygawley Water, BallygawleyModerate
- Ballymully River (Ballygonny), MoneymoreModerate
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.