A 17-year-old was taken to hospital in Regina after being pulled from Last Mountain Lake Friday afternoon.
RCMP say the boy was trying to swim to a raft when his friends noticed he stopped moving. They pulled him onto the raft and performed CPR.
Emergency crews were called to the Buena Vista beach around 4:30 p.m.
The boy regained consciousness and was taken to hospital by paramedics as a precaution.