A crash between a car and a ute happened at about 4:20pm on Elles Road outside Splash Palace, closing the northbound lane towards Tay street.
A St John spokeswoman confirmed two ambulances attended the scene, two patients with minor injuries and two patients with moderate injuries were taken to Southland Hospital.
A two-car crash has blocked Bluff Road between Janet and Selwyn Streets.
whatsoninvers.nz received message from the public of a crash on Bluff road at 5:17pm
A St John spokeswoman confirmed they were not required as there were no injuries, Police confirmed no one was injured, however the road is blocked by debris.