The state government has directed its top bureaucrat in Delhi to get information on the whereabouts of these tourists, an official said here today.
Accordingly, a team led by the additional resident commissioner at Delhi, has left for Dehradun, he said.
A helpline has been started in Mantralaya, he said.
The state government has asked people and travel agencies to coordinate before hand with concerned district disaster management authorities before planning a trip to that state, the official said.
Those stranded include tourists and pilgrims on their way to Chardham Yatra.