Llyn Trawsfynydd

The lake was created between 1924 and 1928 by building four dams in order to supply water for Maentwrog power station. More than twenty properties, some of historical significance, were lost in the creation of the lake but there was little local objection at the time. Included were at least two farms, Brynhir and Llwynderw. Indeed, the power station was regarded as a good thing because it could supply the whole of North Wales' electricity needs. However local landowners and farmers did object to the loss of rights of way across their former lands. In order to avoid long detours round the new lake, a small road was built along the western shore and a footbridge was erected across the…