Thames Water’s £20 million upgrade to the Chesham Sewage Treatment Works that has cut phosphorous levels by 85 per cent has already had “a measurable impact on water quality” in the River Chess.

Wessex Water has finally completed an £11 million project to help safeguard the health of the River Parrett, one of Somerset’s primary rivers.

One of United Utilities' rural wastewater treatment works in Cheshire has become the first in Europe to benefit from the introduction of an innovative low carbon, chemical-free treatment process.

Southern Water is investing £1.25 million to install new equipment to remove more phosphorous from its Bidborough Wastewater Treatment Works in Tunbridge Wells, Kent, which will improve water quality.

Yorkshire Water is investing £22 million in upgrades at two wastewater treatment works to improve river water quality by reducing Phosphorus entering local watercourses.

Water quality in two County Durham watercourses will benefit from a partnership project, led by the Wear Rivers Trust and supported by Northumbrian Water’s Bluespaces programme.

Yorkshire Water is investing a total of £8.9 million across its Ingbirchworth and Hoylandswaine wastewater treatment sites in South Yorkshire to improve water quality in both the river Don, and Banks Bottom Dike.

Yorkshire Water is investing £2.7 million in its Kirkby Malzeard wastewater treatment works to improve water quality in Kex beck, which eventually joins the river Laver near Ripon.

Welsh Water’s £27 million project to improve two wastewater treatment works and reduce their impact on the River Wye are about to go live – a year ahead of schedule.

United Utilities is investing £77.7 million at its wastewater treatment works in Burnley to help improve water quality in the River Ribble.