Approved Drainage Contractors
Specilaist Contractors
With over 30 years of experience we can handle all aspects of mains and private drainage. Hallwell are NRSWA accredited contractors this means we can carry out work to repair or improve the highway including footways, pavements and lighting.
Pirvate Drainage Engineers
Private Drainage specialists who are fully trained and equipped to deal with all aspects of sewage, septic and waste management systems and their components. We also provide the following services:
London Approved Drainage
Drainage 24/7 365 days a year
Drainage 24/7 are Experts in Drainage Connections including Mains Drainage, Foul WaterDrainage, & Sewage Connections. We Connect Waste Pipes to Mains. We Connect Drainage Pipes to sewers. We are able to repair and unblock drains on highways and create drainage connections.
News & Regulations
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.
Contact Drainage Authority London Office
available 24 hours a day
Fairview Close Authority Offices
Email authorities@londondrainage.org