Skip to main content


Volume 165: debated on Wednesday 17 January 1990

The text on this page has been created from Hansard archive content, it may contain typographical errors.

To ask the Secretary of State for the Environment if he will list by (a) location and (b) water authority the sites that suffered from toxic pollution due to blue-green algae, caused by phosphates and nitrogen from sewage and farming entering public reservoirs; and if any successful prosecutions have been made.

There were 53 sites in England where blooms of toxic blue-green algae were identified in 1989. The causes of the blooms have not yet been determined, but the National Rivers Authority is investigating the issue.