Powerful 6.9-magnitude quake strikes Tibet, tremor felt in Arunachal

The quake reportedly occurred around 4 am and its epicentre was located in Tibet's Nyingchi prefecture.

NEW DELHI: A powerful earthquake measuring 6.9 on the Richter scale jolted Arunachal Pradesh early on Saturday, but there was no immediate report of casualty.

The tremor occurred around 4 am with its epicenter locating in Tibet's Nyingchi Prefecture, which is close to Arunachal.

The strong quake was followed by a magnitude 5 tremor around the same place in Tibet.

The tremors caused a power failure and damaged buildings in the prefecture. 

The first quake had struck at a depth of about 10 km, while the second struck at a depth of about 6 km, China's state-run Xinhua news agency reported.

Local authorities were on high alert for emergency rescue and relief operations.  

On Tuesday, a 7.3-magnitude quake had killed at least 530 people and injured more than 8000 others in Iran, which was the deadliest in more than a decade. 

At least 14 provinces in the country were affected by the quake which destroyed two whole villages and damaged 30,000 houses.