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Portsmouth Water

Portsmouth Water supplies clean drinking water to a population of 656,000 throughout an area which covers 868 square kilometres, stretching through Hampshire and West Sussex from the River Meon in the west to the River Arun in the east.

The company has 21 water sources comprising 1 group of springs, 1 river and 19 borehole sites, which supply 18 water treatment works. The company supplies over 300,000 properties from 18 service reservoirs via 3,266km of mains.

River Itchen Eel Screens Project (2021)

Portsmouth Water’s River Itchen Water Treatment Works (WTW) is located to the east of Southampton Airport near to the picturesque Itchen Valley Country Park and abstracts water directly from the River Itchen for treatment. The River Itchen is 28 miles long and runs from mid-Hampshire near Cheriton through Winchester to Southampton at Mansbridge and is […]

Farlington WTW (2017)

Portsmouth Water’s Farlington WTW dates back to 1909 and provides potable water to more than 280,000 people and many businesses in the Portsmouth and Havant area. Farlington’s supply is derived from the springs, which are believed to be the largest spring source in Europe. In April 2015 Portsmouth Water issued a tender based on an […]

Farlington WTW (2016)

Portsmouth Water’s Farlington WTW dates back to 1909 and provides potable water to more than 280,000 people and many businesses in the Portsmouth and Havant area. Farlington’s supply is derived from the springs, which are believed to be the largest spring source in Europe. Raw water is chlorinated at the spring source pumping stations. At […]

Eastergate Well Refining (2014)

Portsmouth Water’s ‘well’ thought out solution to minimise the risk of groundwater ingress

Highwood Bankside Storage Reservoir (2013)

‘Dark-side’ solution to reduce the level of THM’s at Highwood raw water storage facility near Southampton