Columbus Ohio Police @ColumbusPolice We are working with CFD to clear headquarters and begin investigation into cause of reported explosion.
The Franklin County Jail on Jackson Pike is also on lockdown now as well.
A report of an explosion triggered the evacuation of the Columbus Police Department headquarters Tuesday night, but firefighters in Ohio's capital said there was no visual evidence of such a blast.
Fire Battalion Chief Patrick Ferguson said the cause of what a caller reported as an explosion at about 7:30 p.m. was not determined. No injuries were reported.
Ferguson said there were no signs of smoke following the loud noise that prompted the emergency call.