0275M7.74(東京都)垢版 | 大砲2019/08/21(水) 23:50:18.21ID:5Y8tIwAb0 【M6.0】WESTERN INDIAN-ANTARCTIC RIDGE 10.0km 2019/08/21 23:28:25 JST[UTC+9] https://earthquake.usgs.gov/earthquakes/eventpage/us600057xt/executive