Posted on September 2, 2021 by Hokkaido NewsQuake info: Light mag. 4.0 earthquake – North Pacific Ocean, 79 km east of Mutsu, Aomori, Japan, on Thursday, Sep 2, 2021 8:46 am (GMT +9) – VolcanoDiscovery Quake info: Light mag. 4.0 earthquake – North Pacific Ocean, 79 km east of Mutsu, Aomori, Japan, on Thursday, Sep 2, 2021 8:46 am (GMT +9) VolcanoDiscovery