A strong earthquake measuring 6.6 on the Richter scale rocked Indonesia's Lampung province Tuesday morning with no casualty reported, Meteorology and Geophysics Agency said.

The quake hit the province at 08:08 local time, with epicenter in Indian Ocean some 26 kilometers south west of Liwa regency in Lampung province, an official of the agency named only Sutiyono told Xinhua.

"Until now there is no tsunami," the official said.

The quake epicenter was 6.68 south latitude and 102 .3 east latitude, and 3.3 kilometers in depth, he said.

Indonesia has been frequently hit by earthquakes, the powerful earthquake and the tsunami it triggered on Dec. 26 last year hit Aceh province, killing more than 200,000 people. The catastrophe was followed by a great earthquake on March 28 this year that hit Nias island in North Sumatra province, killing nearly 1,000 people.