Fire crews are on scene of a structure fire on Hazel Street in Chelmsford.
The Sudbury Professional Firefighters Association posted about the fire shortly after 8 p.m. Thursday evening.
Crews from downtown and the platoon chief, along with volunteers from Azilda, Chelmsford and Dowling are on scene.
"Please stay clear of the area as fire crews are working to put out the blaze," said the post.
No further information is currently available.