questionText: To ask the Secretary of State for Environment, Food and Rural Affairs, pursuant to the answer of 8 July 2025 to UIN 63555, which localised hotspots in which reporting zone in (a) England, (b) Northern Ireland, (c) Scotland and (d) Wales are delaying compliance with the nitrogen dioxide annual limit value beyond 2024.
answerText: Local authorities are expected to publish the data from their locally managed nitrogen dioxide measurement networks on their websites. Data from Defra-managed networks is published annually online at UK-Air as part of the national compliance assessment.
heading: Nitrogen Dioxide: Pollution Control