Question to the Department for Environment, Food and Rural Affairs:
To ask the Secretary of State for Environment, Food and Rural Affairs, how many discoloration events were recorded by the Drinking Water Inspectorate in each of the last five years.
During the period 2017 to 2021 the DWI was notified of a total of 499 discolouration events by water companies in England and Wales. The annual breakdown of this total is as follows:
Number of discolouration events | ||||||
Year | 2017 | 2018 | 2019 | 2020 | 2021 | Total |
Total | 127 | 109 | 93 | 76 | 94 | 499 |