Overview
- The quake struck at 11:05 p.m. local time Saturday about 32 km east of Yilan at roughly 73 km depth, according to Taiwan’s Central Weather Administration.
- Taiwanese authorities measured magnitude 7.0, while the U.S. Geological Survey revised its estimate to 6.6, reflecting differing measurement methods.
- Initial assessments reported no immediate fatalities or major structural damage, though more than 3,000 households briefly lost electricity.
- Rail and metro services paused or slowed for safety checks, with high-speed and conventional lines returning to normal after inspections reported no significant infrastructure damage.
- Authorities cautioned that aftershocks, potentially in the magnitude 5.5–6.0 range, could occur over the coming days to a week, following another notable quake on December 24.