Blackstone Edge Reservoir is a

reservoir A reservoir (; from French ''réservoir'' ) is an enlarged lake behind a dam. Such a dam may be either artificial, built to store fresh water or it may be a natural formation. Reservoirs can be created in a number of ways, including contro ...

in the

Metropolitan Borough of Rochdale The Metropolitan Borough of Rochdale is a metropolitan borough of Greater Manchester in North West England. It is named after its largest town, Rochdale, The borough covers other outlying towns and villages with a population of 206,500 at the ...

Greater Manchester Greater Manchester is a metropolitan county and combined authority, combined authority area in North West England, with a population of 2.8 million; comprising ten metropolitan boroughs: City of Manchester, Manchester, City of Salford, Salford ...

England England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe b ...

. It is close to

Blackstone Edge Blackstone Edge ( ) is a gritstone escarpment at 472 m (1,549 feet) above sea level in the Pennine hills surrounded by moorland on the boundary between Greater Manchester and West Yorkshire in England. History Crossing the escarpment is Bl ...

, from which it takes its name, and the border with

Calderdale Calderdale is a metropolitan borough of West Yorkshire, England, whose population in 2020 was 211,439. It takes its name from the River Calder, and dale, a word for valley. The name Calderdale usually refers to the borough through which the u ...

West Yorkshire West Yorkshire is a metropolitan and ceremonial county in the Yorkshire and Humber Region of England. It is an inland and upland county having eastward-draining valleys while taking in the moors of the Pennines. West Yorkshire came into exi ...

History

Blackstone Edge Reservoir was created in 1798 by

William Jessop William Jessop (23 January 1745 – 18 November 1814) was an English civil engineer, best known for his work on canals, harbours and early railways in the late 18th and early 19th centuries. Early life Jessop was born in Devonport, Devon, the ...

and the Rochdale Canal Company to supply the

Rochdale Canal The Rochdale Canal is in Northern England, between Manchester and Sowerby Bridge, part of the connected system of the canals of Great Britain. Its name refers to the town of Rochdale through which it passes. The Rochdale is a broad canal beca ...

, which could not be supplied by rivers or streams. The reservoir was planned to be around 20 hectares. This reservoir could hold over 28 million cubic feet of water. During

World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposin ...

, barges were placed in the reservoir to prevent German forces to land water planes there. The barges were discovered when the reservoir was drained several decades later. The reservoir is currently owned by United Utilities.

References

Reservoirs in Greater Manchester {{GreaterManchester-geo-stub