2019
2020
CSO discharge notifications per 10,000km of sewage network
50
0
100
150
South West Water
Wessex Water
Northumbrian Water
Welsh Water
United Utilities
Southern Water
Yorkshire Water
Anglian Water
2019
2020
200 CSO discharge notifications per 10,000km of sewage network
150
100
50
0
Wessex
Water
Northumbrian
Water
Welsh
Water
United
Utilities
Southern
Water
Anglian
Water
South
West Water
Yorkshire
Water