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Guernsey Water

Guernsey had a population of approximately 65,000 and Guernsey Water is the island’s only water company, overseeing the collection, storage, treatment and distribution of potable water to over 25,000 customers.

The company has responsibility for 40 facilities including 4 water treatment works, 13 storage reservoirs, 2 service reservoir, 400kms of water main, a wastewater treatment centre; three sea outfalls and many kilometres of foul and surface water sewers.

Longue Hougue WTW (2008)
Challenges for 15 Ml/d plant on Guernsey
St Saviours WTW (2004)
New treatment works to improve water supply