M25: Noise
2026-05-28 · Department for Transport · 5042 · Official question
Question
To ask the Secretary of State for Transport, how many noise important areas of the M25 there are within Surrey; and what the locations are.
Answer
The Department for Environment Food and Rural Affairs (Defra) is responsible for creating noise maps, and associated Noise Important Areas, as part of implementing the Environmental Noise (England) Regulations 2006. These road noise maps and the associate...