Police are investigating a fire at a building site on the Drumnangoon Road in Portadown last night (Thursday).
A portaloo was set alight around 10pm on and firefighters from the Northern Ireland Fire and Rescue Service and police attended.
A number of youths were seen in the area around the time.
Police are appealing to anyone who has information in relation to this incident to contact them in Portadown on the 101 non-emergency number, quoting ref; 1371050614.
If you prefer to provide information without giving your details you can contact the independent Crimestoppers charity anonymously on 0800 555 111.