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Blackstaff (Belfast) River — water body quality

near Belfast, City of Belfast

Blackstaff (Belfast) River is a river in City of Belfast, near Belfast, extending 15.4 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.

StretchStatus
Blackstaff (Belfast) RiverModerate

Overall status reflects the worst stretch (precautionary).

This water body

Type
River
Length
15.4 km
County
City of Belfast
Location
54.5991, -5.9739
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Others in City of Belfast

All rivers, lakes & coast in City of Belfast

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.

All data sources and licences.