Science ❯ Geology ❯ Seismology ❯ Earthquake Magnitude

Impact Assessment

5.6 Magnitude Earthquake Shakes Mendocino County

State and local agencies are conducting inspections after widespread early warnings, power outages, small aftershocks near Redwood Valley.

Shallow M6.1 Earthquake Off Western Cuba Shakes Cuba, Florida and Mexico

Magnitude 6.0 Earthquake Shakes Hawaii’s Big Island

Japan Lifts Tsunami Alerts After 7.5+ Offshore Quake, Cites Slight Rise in Mega-Quake Risk

2.3 Earthquake Near Sleepy Hollow Triggers Hundreds of Felt Reports, No Damage

Magnitude 3.5 Quake Rattles Off Rancho Palos Verdes Coast Late Sunday

Tsunami Warnings Lifted After Powerful Quake Off Northeast Japan

Series of Small Quakes Rattles Bay Area and Central Coast, Latest a M3.4 Near San Juan Bautista

Small 1.8-Magnitude Earthquake Recorded Near Kingston, N.H.

Howard Community College Links Water Main Break to 2.5-Magnitude Columbia Quake

Powerful Offshore Quake Strikes Southern Philippines; Tsunami Threat Lifted

Cebu Earthquake Death Toll Climbs to 69 as Search Continues

Two Strong Shallow Quakes Rattle Northwestern Venezuela, USGS Issues Yellow Alert

3.0-Magnitude Quake Rattles New York Metro From Hasbrouck Heights Epicenter

Tsunami Advisory Canceled After 7.3 Magnitude Quake Off Alaska Peninsula