Written Question·Department for Environment, Food and Rural Affairs·UIN 102735

Nitrogen Dioxide: Pollution Control

Tabled: 5 January 2026

Answered: 7 January 2026

Question

Tim Farron

Liberal Democrat — Westmorland and Lonsdale

To ask the Secretary of State for Environment, Food and Rural Affairs, pursuant to the Answer of 17 April 2025 to Question 45555 on Nitrogen Dioxide: Pollution Control, which road links within 10 miles of Heathrow airport exceeded 20 micrograms per cubic

Answer

Emma Hardy

The results of the UK’s air quality assessment for 2024 are published online on the UK-Air website (https://uk-air.defra.gov.uk/). Local authorities are expected to publish the data from their locally managed nitrogen dioxide measurement networks on their...

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