Police are investigating a report of a person carrying a weapon in High Street at Boonah around 4pm on February 5.
A police spokesman said a member of the public contacted the station when they observed a man on High Street carrying what they believed to be a firearm.
Police are calling for witnesses to contact Constable Phil Ortlipp at the Boonah Police Station on 5463 3999.
Emergency services were called to a crash on Ipswich Boonah Road at Purga.
Police said initial investigations revealed a Holden Commodore sedan had left the road and collided with a culvert causing traffic to be diverted for a short time while the road was cleared.
Anyone who witnessed the incident or has information for police, contact Harrisville Police 5467 1220.