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35 Treated for CO Poisoning at Charlton M&S Store

Published 16 December 2025

Emergency services declared a major incident on Tuesday morning after a suspected carbon monoxide leak at a Marks and Spencer store in Charlton, southeast London, where at least 35 people received treatment for poisoning symptoms.

The incident occurred at the store on Gallions Road, with the London Fire Brigade receiving the initial call at 8:35 a.m. The London Ambulance Service was alerted shortly after at 9:32 a.m. to reports of people feeling unwell inside the building. Firefighters, paramedics, and police responded quickly, evacuating shoppers and staff as a precaution. Two fire engines and two fire rescue units from the brigade attended the scene, working alongside other agencies to secure the area and address the hazard.

Greenwich Councillor David Gardner, who represents the nearby Greenwich Peninsula ward, informed residents via social media about the situation. He stated that 35 individuals were being treated for carbon monoxide poisoning and urged people to avoid the area until emergency crews gave the all clear. In a subsequent update, Gardner clarified that no customers were affected, but more than 40 staff members experienced symptoms. Six of those staff were taken...

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