Self-report a polluting discharge from a water company asset

Environmental permits require permit holders to notify us each time their assets cause polluting discharges.

This guidance explains when and how to self-report polluting discharges to us.

It describes the information you should provide when self-reporting a polluting discharge. Most polluting discharges will be classed as pollution incidents.

Pollution incidents are classified by us and this guidance explains the types of pollution incident classification review you can request.

Download 'Water company pollution incidents - GN018'