SOUTH BRISTOL — Authorities say a Newcastle man has died of an apparent medical condition while tending a controlled brush fire in South Bristol.

Fire Department Capt. Mitch Mitchell said the permitted burn was reported at about 12:25 p.m. Wednesday and that crews who responded were able to quickly control it.

He told the Bangor Daily News the man had some sort of medical emergency, but did not disclose the exact nature.

He did not disclose the victim’s name. The Maine Forest Service is investigating.