Major evacuation exercise to take place at Watford Hospitalpublished at 16:38 British Summer Time 11 October 2016
Sarah Jenkins
BBC Local Live
Don't be alarmed if you see lots of blue lights heading towards Watford General Hospital this evening - it's hosting a major evacuation exercise.
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West Herts Hospitals NHS Trust has told us that Hertfordshire Fire and Rescue and the ambulance service will be taking part in the exercise which will involve pyrotechnics and artificial smoke.
All hospital services will operate as normal throughout the exercise which is taking place between 18:00-21:00.