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Pen-y-garreg Dam; Pen-y-gareg Dam, Elan Valley Water Scheme

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NPRN32534
Map ReferenceSN96NW
Grid ReferenceSN9114067400
Unitary (Local) AuthorityPowys
Old CountyRadnorshire
CommunityRhayader
Type Of SiteDAM
PeriodModern
Description
Pen-y-Garreg Dam, Elan Valley, is on the middle level of the Elan Valley Water Scheme (nprn 96459). It retains Pen-y-garreg Reservoir (nprn 309537). Construction was completed in 1904. The engineer was James Mansergh. Total capacity: 6,055 megalitres; Top water level above OS Datum: 288m; Height of dam above river bed: 37m; Length of dam: 161m.

B.A.Malaws, RCAHMW, 21 November 2003.