International Disaster and Emergency Monitoring Center

Preliminary earthquake data and analysis


Earthquake Report
Base data
Event ID 1534198
Event time 2025-12-23 07:46:09 (UTC)
Local time 2025-12-22 23:46:09 - [It was night in the affected area.]
Last update 2025-12-23 07:51:22 (UTC)
Magnitude 4.6
Depth 36.8 km
Class Light
Hypocenter Shallow depth
Mercalli scale 4
Possible effects Most people indoors feel movement. Hanging objects swing. Dishes, windows, and doors rattle. The earthquake feels like a heavy truck hitting the walls. A few people outdoors may feel movement. Parked cars rock.
Data status
Data provider EMSC

Location
Continent Asia
Country Taiwan
Administration area Taiwan
Nearest settlement Hualien City
Distance 22 km
Course S
Surface type underwater quake
Tsunami region North Pacific
Water surface name Philippine Sea



Risk Analisys
Nearest nuclear power plants
Lungmen 1 (142,33 km), Lungmen 2 (142,39 km)
Nearest marine ports
Hua-lien Kang (22,89 km), Su-ao (93,70 km), Tai-chung Kang (129,48 km)
Nearest airports
Hulien Hospital Heliport (22,17 km), Hualien Airport (27,02 km), Hualien Air Base (27,74 km), Riyuetan (Sun Moon Lake) Heliport (72,23 km), Puli Christian Hospital Heliport (73,71 km)
Nearest volcanoes
Unnamed volcano (48,66 km), Kueishantao volcano (121,74 km), Tsaolingshan volcano (121,91 km), Chilung Group volcano (145,56 km)
Quick Analysis
According to the epicenter of the quake, this is an underwater quake.