Selset Reservoir is a reservoir in County Durham, England.

It is situated in Lunedale which is a side valley of the River Tees, about 5 miles (8 km) west of Middleton-in-Teesdale.

It supplies water for Teesdale and is owned by Northumbrian Water.

It was built in 1960 and its main use (apart from water supply) is sailing.

This County Durham location article is a stub.