An earthquake of 7.0 M at a depth of 54 km struck off the north-eastern coast of Honshu Island (northern-central Japan) on 20 March at 09.09 UTC (18.09 local time). The epicentre was located approximately 27 km east-northeast of Ishinomaki City (Miyagi Prefecture) and 70 km west-northwest of the 9.1 M earthquake (Great Tohoku Earthquake) that occurred on 11 March 2011 where more than 18,000 people have died.
USGS PAGER estimates that up to 17,000 people were exposed to very strong shaking and 2,008,000 people to strong shaking. A tsunami warning has been issued but has been lifted at 10.30 UTC.
According to the Fire and Disaster Management Agency (FDMA), at least 11 people have been injured (most of them in Miyagi Prefecture) and a house damaged. In addition, no abnormalities have been detected at nuclear power plants in the region, including the Fukushima Daiichi nuclear plant.