The arrested person’s vehicle was impounded.
“Our role is to ensure the safety of all while allowing whānau and friends the space to grieve peacefully,” Hill said.
Police said they would maintain a visible presence where needed and follow up on reports of unlawful activity.
The announcement follows the deaths of Glen “Lizard” Tukaki, a former president of the Devils Henchmen Motorcycle Club’s Christchurch chapter, and Nigel “Rooster” Robinson.
The pair died at Guthrey Courts in Phillipstown early on Saturday. Two other people were seriously injured.
Rodney Stewart Smith, 58, appeared in the Christchurch District Court this week charged with two counts of murder, attempted murder and wounding with intent.
He was remanded in custody without plea and is due to appear in the High Court on October 29.