Residents of Sunridge Apartments evacuated their building in the middle of the night this Wednesday after a discharge of bear spray, say police.

officers arrived slightly past midnight after receiving a report that several residents were affected. Additional calls followed, including one woman who reported experiencing difficulty breathing as result of the spray.

When emergency medical services arrived, residents were in the parking lot "suffering the effects of bear spray," according to police. None required medical treatment.

proceeded to evacuate the building in an "extremely difficult environment."

The bear spray had significantly affected the entrance and the first floor, where police found an unconscious woman.

City firefighters later arrived and used pressure fans to clear and decontaminate the building.

A 31 year-old man has been charged in connection to the incident.

The man is charged with five counts of assault with a weapon, possession of a weapon for a dangerous purpose, common nuisance causing injury, three counts of weapons possession contrary to order and failure to comply with a probation order.