An earthquake measuring 6.6 on the Richter scale jolted Damxung,82 km from Lhasa, at 4:30 p.m. Monday. The epicenter was at 29.8 degrees north and 90.3 degrees east.
Tremors were felt in Lhasa, but no major damages were found in buildings or historical sites there, including the famed Potala Palace and the Jokhang Temple.
Another 6.8-magnitude earthquake shook Tibet's neighboring region of Xinjiang on Sunday, but no casualties have yet been reported.
The quake hit at 11:52 p.m., with its epicenter at 39.6 degrees north and 73.9 degrees east in a mountainous area about 100 km from the county seat of Wuqia, Kizilsu Kirgiz Autonomous Prefecture.