Approved Drainage Professionals
Our register of professionals accredited with safe contractor, schemes and NRSWA and Highways Agency Approved.
Environment Agency investigation into sewage treatment works
On 18 November 2021, the Environment Agency and Ofwat announced major investigations into potential widespread non-compliance by water and sewerage companies at sewage treatment works.
Discharges to surface water and groundwater: environmental permits
When you need an environmental permit to discharge liquid effluent or waste water to surface water or the ground, and how to apply. You may
Drain Law and Regulations
Regulations and legislation around drainage and sewage systems in the UK are tight and must be adhered to. Anyone involved with construction and engineering will
Drainage Building Regulations
This section has been written for homeowners who may be considering building an extension or making alterations. It outlines the main impacts that drainage may
Septic tanks and sewage treatment plants: what you need to do
You are responsible for (the ‘operator’ of) a septic tank or sewage treatment plant if: you own the property that uses the system your property
General binding rules: small sewage discharge to a surface water
How to meet the general binding rules if your septic tank or small sewage discharge treatment plant releases (discharges) waste water to a surface water.
Approved Drainage Professionals
Our register of professionals accredited with safe contractor, schemes and NRSWA and Highways Agency Approved.
Contact Drainage Authority London Office
available 24 hours a day
Fairview Close Authority Offices
Email authorities@londondrainage.org
