Assessing hazardous pollutants in surface water discharges when you apply for a permit under the Environmental Permitting Regulations.
Use this guide to assess the impact of hazardous pollutants released in discharges to surface waters and smaller infiltration systems from:
- installations and waste sites
- point source water discharges
- stand alone water discharges
You need to assess the impact of these discharges when you apply for a bespoke permit.
It should be read in conjunction with the Horizontal Guidance Note H1 overview document.