Our work in Hampshire includes sewer improvements, flood protection schemes, upgrades to treatment works and projects to improve the quality of treated wastewater to meet stringent European legislation. < Back to improvements in your area

glass of water

Mains flushing – we’re cleaning your pipes

During September 2021, we’re carrying out mains flushing in the SO45 area as part of our work to keep supplying you with high-quality drinking water.

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Hampshire River

Water for Life – Hampshire

Hampshire has always relied on rivers for drinking water. However, to protect the health of local rivers, we must reduce how much water we take from them when flows are low. This means investing in new water sources for the region.

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glass of water

Otterbourne Water Supply Works improvements

We're investing £800m across Hampshire and the Isle of Wight between now and 2030 to ensure a reliable water supply for your community and to protect and enhance the environment.

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North Hampshire sewer network improvements

We’re improving the North Hampshire's sewer network to reduce the amount of groundwater and surface water entering public and private sewers and improve the area's protection against issues such as overflowing and flooding.

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Drinking water in garden

Testwood Water Supply Works

We’re investing £50 million on a major upgrade of Testwood Water Supply Works so we can continue to provide customers with high-quality drinking water.

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Water flowing


We’re investing £5.5 million on a major upgrade of Portswood Wastewater Treatment Works in Southampton.
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Woolston Wastewater Treatment Works

Find out about our multi-million pound redevelopment project.
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Candover Drought Relief Scheme

Find out more about our proposals, forthcoming Parish Council meetings and residents drop-in sessions.

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