NPRN267357
Map ReferenceSO23SW
Grid ReferenceSO2256831243
Unitary (Local) AuthorityPowys
Old CountyBrecknockshire
CommunityThe Vale of Grwyney
Type Of SiteWEIR
PeriodModern
DescriptionA concrete and metal weir across the Grwyne Fawr river. It was identified by Rev DA Tipper in his 1975 book "Stones and Steam in the Black Mountains" as a weir, built in 1915 to contain the small reservoir above this point, before the main reservoir was built. J.J.Hall, Trysor, 5 February 2008