Cambridge Water Company

Cambridge Water Company (CWC) covers an area of 453 square miles, which includes Cambridge city and extends to Ramsey and St Ives in the north, Balsham in the east, Gamlingay in the west and Melbourn in the south.

Boreholes drilled into the chalk strata south of Cambridge provide 97% of the water, while 3% comes from a greensand source to the west which feeds Gamlingay and the surrounding villages. Cambridge Water operates 23 water treatment works that process 73 million litres of water per day, supplying 300,000 people through 2,300km of water mains.

In 2013 CWC was acquired by South Staffs Water.

Bourn Reservoir (2023)

Bourn Reservoir is an above-ground reservoir complex located approximately five miles outside Cambridge, England. Only one tank was still operational after the other two were removed from service due to natural degradation. A new tank was required to meet demand from large-scale developments in the supply area. A review was conducted to ascertain the total […]

Nitrate Management Programme (2012)

Cambridge Water Company (CWC) delivers potable water to approximately 300,000 customers spread over an area of 453 square miles in and around Cambridge. The water sources, with a maximum daily license output of 130Mld, are exclusively boreholes drawing water from a predominantly chalk aquifer where nitrate levels have been steadily rising over the past 30 […]