The Muskingum County Sheriff's Office said they were on the scene of a fire in the 900 block of Alfred Street in Zanesville Friday afternoon.
The Zanesville Times Recorder said a large plume of smoke was visible from the area around 3:30 p.m.
The paper also said that Wayne and Harrison Township fire departments were called to the scene.
Officials did not say what building was on fire.
Authorities said there could be ammunition in the building.
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READ MORE: Zanesville TimesRecorder