South Wales Police is currently in attendance with emergency service colleagues from fire and rescue and the ambulance service at an incident at Tata Steelworks, Port Talbot.
Emergency services received numerous calls at around 3.35am this morning and remain on scene.
All members of staff are have been accounted for and there are only two casualties with minor injuries.
Early indications are that the seat of the explosion was a train which carries molton metal into the works. The explosion caused some small fires which are all under control and damage to some buildings on the site.
South West Fire and Rescue Service have informed us there is no need for concerns re hazardous effects from the smoke from the fire.
The motorway remains open.
This incident is ongoing at the moment and emergency services are at the scene investigating.
The police are asking people to avoid this area at this time.
