Southern Water had the highest rate of total pollution incidents per 10,0000 sq km in 2021
Standfirst ...
number
0
20
40
60
80
Southern Water
94
South West Water
87
Anglian Water
34
Yorkshire Water
27
Thames Water
25
Northumbrian Water
23
Welsh Water
23
Severn Trent Water
22
Wessex Water
21
United Utilities
18