The area is also close to the RSPB Minsmere nature reserve.

It asked people to avoid Westleton Heath, Mount Pleasant, Westleton Walks and the main bridleway from the entrance road towards Dunwich.

The fire service said 14 appliances were at the scene, with crews using equipment including off-road vehicles, drones and quad bikes.

“Members of the public are advised to avoid the area and keep roads clear for emergency vehicles,” it said.

“Residents affected by smoke should keep windows and doors closed where possible.”

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