Crews were called just before 2pm to the fire near Kingfisher Lake, just off the B1107.
Nine fire crews are currently dealing with a large blaze off Fire Ride 16, Thetford Forest, over two acres of land.
Crews from Norfolk Fire and Rescue Service were called just before 2pm to the blaze just off the B1107.
Police have been informed but a spokesman said their attendance was not required.
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