2. Base of uncompleted dam. Birmingham Corporation. (NMR 20925). Abandoned project c. 1904. Later replaced by construction of the Claerwen Reservoir and dam. (RSJ 2000)
RCAHMW AP965026/57
3. Dam site is submerged when Caban Coch Reservoir (nprn 32518) is full. Construction started but the dam was never completed, being superceded by Claerwen (nprn 261844). However, Dol-y-mynach Reservoir (nprn 309539) is still in use.
B.A.Malaws, 24 November 2003.