Heathrow Airport: Noise
Commons · Question 18688 · Tabled 14 Jul 2026 · Department for Transport · Official record
Answered 10 Aug 2026
Question
Asked by Alex Sobel
To ask the Secretary of State for Transport, in preparing the Heathrow Expansion Appraisal Report, what consideration her Department gave to modelling the potential monetised costs of noise pollution from expansion.
Answer
Answered by Keir Mather, 10 Aug 2026
The Heathrow Expansion Appraisal Report estimates monetised disbenefits of noise to be approximately -£1.6 billion (2024 prices) over a 60-year appraisal period. This reflects the estimated increased noise exposure causing health, annoyance and sleep dist...