Canadian Rockies Class 5
Extreme long, difficult, violent rapids. Unavoidable waves and obstructions. Extremely difficult, long, and very violent rapids with highly congested routes, which should be scouted from shore. Rescue conditions are difficult, and there is a significant hazard to life in the event of a mishap.
Hydra trips that offer Class 5 thrills:
Hydra (nor any other company) cannot raft any class 5 sections on the Kicking Horse River.