Tararua police are appealing for assistance from the public after two arsons in Pahiatua over the weekend, including an attempt to burn down the police station.
"We need help from the pubic to identify and locate the offenders," Detective Sergeant Shane Brown of the Tararua CIB said.
"At about 12.07am on Sunday, June 8, police and the Pahiatua Volunteer Fire Brigade were called to a fire at the Tararua District Council's Pahiatua Recycling Centre building on Queen St," he said.
"The fire took hold fast and the building became engulfed in flames. We are interested in any suspicious activity in the area."
Mr Brown said a vehicle was seen outside the centre at about 11.30pm on June 7.