Porth Reservoir

Porth reservoir is a reservoir in Cornwall, England, most of which is in the parish of Colan. The concrete dam was completed in 1960, and the lake has a net capacity of approximately 113,000,000 gallons (514,000,000 litres).The reservoir has an area of about 40 acres (0.16 km2), and a perimeter of approximately 3 miles (4.8 km). It now operates as a coarse fishery, with a nature reserve at one end.The reservoir is principally fed by the small river that starts near Ruthvoes, about 4 miles (6 km) to the east. From the reservoir's outlet, the river flows to St Columb Porth, where it enters the sea.