An earthquake of 4.0 magnitude hit Uttarakhand's Chamoli district and adjoining areas on Wednesday, triggering panic among the people. However, there was no immediate report of any casualty or damage to property. Residents in the district rushed out of their houses when they felt the tremor. Some residents, however, learnt about the tremblor from TV news. Uttarakhand Meteorological Centre director Anand Sharma said that the epi-centre of the earthquake, that was felt at 16.58 hours, was at 30.5 N latitude and 79.3 E longitude.