The crash took place on the corner of Rt. 3 and the Weeks Mills Road around 2:30 p.m.
Police confirm one victim was flown to a Lewiston hospital.
Others were treated for minor injuries and released. No names have been released.
The cause of the accident is under investigation.
Meanwhile, in another part of Augusta, a dump truck rolled over injuring the driver.
Police say the accident occurred on the Leighton Road, which is off of civic center drive.
The driver was flown to the hospital with head injuries.