Hazardous substances—above ground oil storage
Hazardous substances—above ground oil storage

The following Environment guidance note provides comprehensive and up to date legal information covering:

  • Hazardous substances—above ground oil storage
  • Threshold for storage capacity
  • Oil storage containers
  • Exempt oil storage containers
  • Definition of oil
  • Storing oil on farms
  • Requirements in relation to oil storage containers
  • Requirements in relation to secondary containment systems
  • Notice to minimise pollution risks
  • Offences under the Oil Storage regulations
  • more

The Control of Pollution (Oil Storage) (England) Regulations 2001 (the English Regulations), SI 2001/2954 and the Water Resources (Control of Pollution) (Oil Storage) (Wales) Regulations 2016 (the Welsh Regulations), SI 2016/359 (together referred to as the Oil Storage regulations) aim to prevent ground and water pollution.

Threshold for storage capacity

The Oil Storage regulations apply to organisations and persons that have custody or control of an oil storage container at business premises and public sector buildings with a capacity of 201 litres or more.

The English Regulations also apply to domestic premises or barges in England that have any oil storage containers with a capacity of 3,501 litres or more.

Oil storage containers

The Oil Storage regulations apply generally to the storage of oil, subject to exemptions that are different in England and Wales. See table below Hazardous substances—above ground oil storage—Exempt oil storage containers.

The English Guidance provides examples of storage containers that the Oil Storage regulations apply to:

  1. oil drums or similar container used for storing oil

  2. fixed tanks

  3. intermediate bulk containers (IBCs)

  4. mobile bowers (containers that can be moved between locations but not under their own power)

  5. some types of generator and transformer that have a connected oil supply tank

Exempt oil storage containers

The English Regulations and Welsh Regulations contain different exemptions where the regulations do