A full investigation has been launched after an explosion at a site belonging to BAE Systems in Monmouthshire.
South Wales Fire and Rescue Service said the incident happened at 10:49am at BAE Systems in Glascoed.
A BAE Systems spokesperson told Sunshine Radio: 'We can confirm that there was an incident at our Glascoed facility in Wales this morning.
'Tried and tested safety protocols were immediately enacted and emergency services attended the site.
'All personnel are accounted for and our emergency response team continues to monitor the facility. We have launched a full investigation.'
Sunshine Radio understands the explosion relates to a single shell going off at the munitions filling factory.
South Wales Fire and Rescue Service also confirmed it had been called to the scene and that an incident control post had been established.
A local source on the ground, said: "It wasn't that loud from where I was but it felt like an earthquake. My car shook."
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