At least eight people were killed and five others injured after the jeep they were travelling in fell into a gorge near Rangtoli on the Chamoli-Lassi road on Thursday.
Five people died on the spot, while three died on their way to a hospital.
The dead included school teachers and the driver of the Jeep.
All the injured have been airlifted to Dehradun for treatment. Their condition was said to be critical.
Among the injured, most of them are teachers, who were on their way back home in Chamoli and Gopeshwar after duty in their schools.