Firefighters are battling a blaze on an industrial estate in Weston-super-Mare.
Black smoke can be seen for miles around and people are being warned to keep their doors and windows closed.
Avon Fire and Rescue Service was called to the fire on Oldmixon Crescent at 1.45pm.
Eight fire crews from Weston, Clevedon and Yatton are now battling the fire along with an aerial appliance.
People are being evacuated from nearby businesses and crews have set up a blockade to stop people from getting too close.
A number of people have called the Mercury to report hearing explosions coming from the direction of the fire.
The fire service does not have any more details as yet, but we will keep you updated as the incident progresses.
**UPDATE 3.16pm**
Eye witnesses at the scene have reported a number of ambulances arriving on the scene.
**UPDATE 3.26pm**
A fire service spokesman has added: “A number of jets and the turntable ladder are being used to extinguish the fire which is believed to have started in a ground floor unit on the industrial estate.
“Anyone in the area is still advised to remain indoors, with windows closed.”
Avon and Somerset police have set up a 100m cordon around the site and the Oldmixon Crescent is closed.
**UPDATE 5.05pm**
The cordon around the fire site has been extended to 200m but there have been no further evacuations.
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