Japan's 6.6 magnitude quake, Tsunami Potential Aftershocks potentially cause local tsunamis.

YouTube - An earthquake measuring 6.6 on the Richter Scale rocked the east coast of Honshu island in Japan on Saturday, September 17, 2011. Occurred several aftershocks followed, the potential to cause local tsunamis.

According to the U.S. Geological Survey (USGS), as reported by Kyodo News page, the quake occurred at 4:26 local time. The epicenter is located 108 km to the east of the city of Hachinohe with a depth of 36.2 km from the earth's surface.

Reportedly, there were five aftershocks measuring above magnitude five, but not more than 6.2 magnitude, until at 7:00 am local time. The Pacific Tsunami Warning Center did not issue a tsunami warning after the earthquake. However, the agency is based in Hawaii said the quake of this kind can cause local tsunamis.

"Governments in the region near the epicenter should be vigilant about this," the statement of this body.

Japan Meteorological Agency said the first quake could potentially increase the level of sea water. Quake could be felt in Iwate Prefecture, one of the areas hit by the tsunami last March. There are no reports of casualties or damage in an earthquake this time.