OFFICIAL: UK ISSUES 24-HR NATIONAL #PollutionAlert after ozone #AirPollution hits HIGH in London and exceeds PUBLIC INFORMATION THRESHOLD in #NorthamptonSpringPark (7pm Mon 25 May 2026). Hourly updates: uk-air.defra.gov.uk/latest/perio... & uk-air.defra.gov.uk/latest/curre... & uk-air.defra.gov.uk
May 25, 2026 at 8:20 PM
OFFICIAL: UK ISSUES 24-HR NATIONAL #PollutionAlert after ozone #AirPollution hits HIGH in London and exceeds PUBLIC INFORMATION THRESHOLD in #NorthamptonSpringPark (7pm Mon 25 May 2026). Hourly updates: uk-air.defra.gov.uk/latest/perio... & uk-air.defra.gov.uk/latest/curre... & uk-air.defra.gov.uk