International Disaster and Emergency Monitoring Center

Preliminary earthquake data and analysis


Earthquake Report
Base data
Event ID 1760611
Event time 2026-09-29 11:36:38 (UTC)
Local time 2026-09-29 18:36:38 - [It was evening in the affected area.]
Last update 2026-09-29 11:54:48 (UTC)
Magnitude 4.8
Depth 10 km
Class Light
Hypocenter Shallow depth
Mercalli scale 5
Possible effects Almost everyone feels movement. Sleeping people are awakened. Doors swing open or close. Dishes are broken. Pictures on the wall move. Small objects move or are turned over. Trees might shake. Liquids might spill out of open containers.
Data status
Data provider EMSC

Location
Continent North-America
Country USA
Administration area California
Nearest settlement Ferndale
Distance 94 km
Course W
Surface type underwater quake
Tsunami region North Pacific
Water surface name North Pacific Ocean



Risk Analisys
Nearest nuclear power plants
Humboldt Bay (103,53 km), Humboldt Bay (103,53 km)
Nearest marine ports
Fields Landing (102,12 km), Fields Landing (102,12 km), Eureka (108,04 km), Eureka (108,04 km), Samoa (108,77 km)
Nearest airports
Rohnerville Airport (104,85 km), Rohnerville Airport (104,85 km), Samoa Field Airport (104,99 km), Samoa Field Airport (104,99 km), Murray Field (113,67 km)
Nearest volcanoes
There is no known volcanoes nearby.
Quick Analysis
According to the epicenter of the quake, this is an underwater quake.