Mariana Is. Two Earthquakes Felt in Tokyo 7.6 MAG 0630 JST 30JUL2016  BE PREPARED for Earthquakes in Tokyo Area, more to come! A moderate quake felt in Tokyo! TWO earthquakes about 40 seconds apart felt with 10-15 second durations. No damage in Tokyo. MAY be damage in the Mariana Islands and MAY be Tsunami- Take precautions! Occurred at (JST) 06:20 JST 30 JUL 2016 Latitude(degree)Longitude(