Four men and three women were hurt when a car crashed on the Spec Pond Road.
The Department of Public Safety said the Nissan Altima was traveling at a high rate of speed when it went off the road and into a tree.
Five people in the car were transported to the hospital by ambulance and LifeFlight helicopter.
Two of the more seriously hurt women were still in the hospital recovering as of Tuesday night.
All of the victims are between 18 and 19 years old.
Police said they're also looking into where they got the alcohol.
The cause of the crash is under investigation.