Hury Reservoir is a reservoir in County Durham, England situated in a dale called Baldersdale. The reservoir is located about four miles south of Middleton-in-Teesdale and about three miles west of Cotherstone. It supplies water for Teesdale and is owned by Northumbrian Water. It gets its name from the nearby village of Hury. It is almost adjoined to Blackton Reservoir to the immediate west.