Overview
- The United States Geological Survey reported the quake about 91 km east of Noda at 40.112°N, 142.889°E.
- USGS measured the depth at 19.3 km and put the magnitude at 6.0.
- Initial reports did not cite any damage or casualties following the offshore shaking.
- The event follows early-December activity that included a powerful M7.5–7.6 offshore mainshock and subsequent aftershocks across the region.
- Separately, the National Center for Seismology recorded a magnitude-3.4 earthquake in Tibet earlier in the day at a depth of 10 km.