Investment schemes

How we're investing more than £100 million to extend the site in Avonmouth, allowing us to meet the demands of a rapidly expanding city.

Our two-year £35 million expansion will boost the capacity of the Mead Lane site to treat sewage from the city of Bath and the surrounding area.

We’re making a £22 million investment towards protecting the environment in north Somerset by enhancing the quality of water entering Blagdon Lake.

How our massive investment is helping to protect the environment and meet the demands of a growing population within the Bath-Bristol corridor.

See how our completed £2 million project will help to stem the automatic discharge of diluted, untreated water in Wiltshire’s market town.

We’re investing more than £30 million to enhance the Holdenhurst water recycling centre on the outskirts of Bournemouth.

Our £11 million investment to upgrade the water recycling centre at Langport is helping to safeguard the health of one of Somerset’s primary rivers.

Find out how we’ve invested £1 million to end the release of diluted untreated wastewater on an area of Dorset’s iconic seafront at Portland.

Find out how our £2 million investment is helping to reduce the risk of sewer flooding to homes in Chippenham, as well as protecting the River Avon.

Find out how our £5 million investment is helping to reduce the impact of untreated water and safeguard the River Frome running through South Gloucestershire.

Our £2 million two-year project to upgrade pipes carrying water to homes and businesses in the Wiltshire market town was completed in early 2025.

We’ve spent £8.5 million enhancing the rural water recycling centre at Compton Bassett to the east of Calne in Wiltshire, increasing the amount of stormwater we can store and our capacity to treat wastewater.

We’ve completed a £50 million project at Durleigh water treatment centre to provide an improved water supply to customers in the Bridgwater area.

We’ve come up with an innovative solution to resolve the issue of groundwater causing the flooding of domestic properties in the Wiltshire community of Hanging Langford.

Wessex Water has constructed two new reedbeds at Shrewton's water recycling centre in Wiltshire to help naturally treat the increasing amount of stormwater arriving at the site.

Our £1.3 million project in the east of Bath is helping to safeguard local homes and businesses from flooding by easing pressure on the sewer system.

We’ve invested £800,000 to protect Dorset’s historic Jurassic Coast by cutting the discharge of untreated stormwater near Chesil Beach.

We've constructed a new 6.5km pipeline that allows us to direct waste more efficiently around North Bristol to our water recycling centre in Avonmouth.

We’ve spent nearly £2 million to protect the picturesque River Avon running through the historic market town in west Wiltshire from the discharge of untreated water.

We’ve invested more than £30 million to enhance the treatment of sewage and help improve river quality in and around the south Somerset town.

We've replaced more than two kilometres of degrading water main near the historic village in Wiltshire, safeguarding the quality and reliability of supply to rural communities.