Written questions

Railway Stations: Nitrogen Dioxide

2026-06-04 · Department for Transport · 7215 · Official question

Mr Richard Holden

Question

To ask the Secretary of State for Transport, what the total projected cost to the public purse is for Network Rail to develop and deliver Air Quality Improvement Plans (AQIPs) across all managed stations with nitrogen dioxide levels of 40µg/m³ or more by

Answer

The development and delivery of Air Quality Improvement Plans (AQIPs) across Network Rail’s managed stations cannot be assigned a single total projected cost to 2030. This is because the measures required vary significantly by location and over time. Stat...