The Bristol Reservoirs are six reservoirs or sets of reservoirs in the area south of Bristol. All six are operated by Bristol Water. Bristol (IPA: ) is a city, unitary authority and ceremonial county in South West England, 115 miles (185 km) west of London and between the cities of Bath, Gloucester and Newport and the borough of Swindon. ... Bristol Water supplies 300 million litres of drinking water to over 1 million customers in a 1000 square mile area centered on Bristol. ...

They are (in decreasing order of size):

• Chew Valley Lake
• Blagdon Lake
• Cheddar Reservoir
• Barrow Gurney Reservoirs
• Litton Reservoirs
• Chew Magna Reservoir

Chew Valley Lake (Grid reference ST5659) is a large reservoir in the Chew Valley, Somerset, England, and the largest artificial lake in south-west England with an area of 1,200 acres (4. ... Blagdon Lake was created by the Bristol Waterworks Company (as it was known then), when it dammed the river Yeo, starting construction in 1891 and completing this in 1899. ... Cheddar reservoir at dusk. ... Barrow Gurney Reservoirs (Grid reference ST5468) (also known as Barrow Gurney Tanks or Barrow Tanks) are three artificial reservoirs near the village of Barrow Gurney, which lies southwest of Bristol, England. ... Litton Reservoirs (also known as Coley Reservoirs) (Grid reference ST590553) are two reservoirs near the village of Litton, Somerset, England. ... Chew Magna Reservoir ST565632 is a small reservoir on the western outskirts of the vilage of Chew Magna, Somerset, England. ...