Science ❯Geology ❯Seismology

Earthquake Magnitude

Tectonic Plates Tectonic Activity Seismic Waves Impact Assessment Aftershocks Tsunami Generation Richter Scale Seismic Activity Tsunami Formation Tsunami Warnings

Offshore Oregon 5.8 Quake Triggers Aftershocks as Officials Report No Tsunami or Damage

Officials highlight a high likelihood of smaller aftershocks this week with only a small chance of a stronger one.

Shallow 5.2 Quake Off Euboea Jolts Athens, No Major Damage Reported

Tsunami Threat Lifted After 7.5 Quake Shakes Drake Passage

6.1-Magnitude Earthquake in Balikesir Kills One, Injures 29 and Spurs Negligence Investigation

Magnitude 3.1 Quake Hits Jhajjar, Fourth Shallow Tremor in a Month

Limited Damage Confirmed at Russia’s Rybachiy Nuclear Submarine Base After 8.8-Magnitude Quake

Second Quake in Three Days Rattles New Jersey and New York City

Seven Kamchatka Volcanoes Erupt Concurrently for First Time in 300 Years

Magnitude 3.0 Earthquake Rattles New York Metro, No Damage Reported

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

UK Records 3.1-Magnitude Quake in Inchlaggan During Seismic Surge

5.4- and 4.8-Magnitude Quakes Rattle Pakistan Without Causing Damage

Pacific Tsunami Alerts Canceled After 8.8-Magnitude Kamchatka Quake

4.2-Magnitude Earthquake Strikes Near Rialto, Followed by 3.1 Aftershock

8.8-Magnitude Kamchatka Quake Triggers Tsunami and Rekindles Manga Disaster Prophecy

8.8-Magnitude Kamchatka Quake Sends Tsunami Alerts Across Pacific as Sea Lions Dive to Safety

Magnitude-8.6 Kamchatka Quake Triggers Pacific-Wide Alerts as Aftershocks Persist

Magnitude 8.7 Quake Off Kamchatka Triggers Pacific Tsunami Warnings

Oaxaca Tremor and Guatemala Border Shocks Expose Seismic Alert Shortcomings

Magnitude 6.3–6.5 Quake Jolts Bay of Bengal Near Andaman and Nicobar Islands