The Tywi Valley at the site of construction of Llyn Brianne reservoir. It was a beautiful valley.
Late 1960's - The construction workers have arrived in the Upper Tywi Valley. The tunnel is nearly completed to divert the river. Soon the building of the dam will commence and valley will be changed for ever.
The tunnel to divert the river was necessary before they could build the dam.
Late 1960's a young boy looks down on the Llyn Brianne construction site.
The dam wall is growing and is about two thirds of its final height.
Another view of the Llyn Brianne construction site.
Llyn Brianne construction site.
A view of the tunnel used to divert the river.
The dam wall is complete and the spillway is under construction.
Testing the valve at the base of the dam. This was later replaced with a hydro-electric generating system which is still in use today.
Llyn Brianne dam opened in 1973.
A view from the top of the dam wall.
The Fanog Farm awaits its final demise as the rising waters of Llyn Brianne head ever closer.
The ruin however reappeared in 1976, 1984, 1989 and 1995 when the level of the reservoir fell due to low rainfall.
A view of the construction site from above Clyn Gwyn in the Doethie valley.
The spillway under construction.
The rock face at the side of the dam wall.