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About Blaen Onneu

Blaen Onneu is a mountain summit in the The Brecon Beacons to the Vale of Glamorgan region in the county of Powys, Wales. Blaen Onneu is 541 metres high with a prominence of 28 metres. The summit can be identified by: rock 3m NW of trig point Additional Notes: very flat summit areaHeight of hill is 541.0m All the walks up Blaen Onneu on Mud and Routes can be seen above.

Walks up Blaen Onneu

Ordnance Survey Map for Blaen Onneu

Blaen Onneu Summit Stats

Height in Metres: 541 metres

Height in Feet: 1775 feet

Range: Black Mountains

Prominence: 28 metres

Parent Summit: Cefn yr Ystrad

Grid Reference: SO147159

Col Height: 513

Col Grid Reference: SO141151

Summit Classification: s5

National Park, County or Country: Black Mountains, Powys, Wales

Recommended Maps: Landranger Map 161   Explorer Map OL13S  

Data with AcknowledgementDatabase of British and Irish

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