Science ❯ Geology ❯ Seismology ❯ Earthquake Measurement

Magnitude Scale

Magnitude 4.2 Earthquake Shakes Frazier Park Area

ShakeAlert was triggered to provide short-notice warnings as officials monitor for aftershocks and impacts

Magnitude 2.9 Quake Rattles Lake Michigan Near Evanston

3.6-Magnitude Quake Shakes Napa County Near Angwin

Deep Hindu Kush Quake Jolts Pakistan and India as Balochistan Seismic Cluster Causes Local Damage

M6.1 Earthquake Strikes Off Iwate Coast

Twin 7.2 and 7.5 Quakes Devastate Northern Venezuela

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

7.8-Magnitude Earthquake in Southern Philippines Kills Dozens and Triggers Tsunami Alerts

Mw 5.8 Earthquake Rattles Bhutan and Shakes Neighbouring South Asian Regions

Silverdale Hit by Second ~2.2 Magnitude Tremor in Weeks

Preliminary Magnitude 3.6 Quake Strikes Near Alamo, No Damage Reported

Earthquake Rocks Himachal and Northern India, No Immediate Damage Reported

Cluster of Shallow Quakes Rattles Northern California Coast

Magnitude 6.0 Earthquake Shakes Hawaii’s Big Island

Magnitude 6.0 Earthquake Hits Southwest Hawaii Island

Magnitude 6.2 Quake Shakes Hokkaido With No Tsunami Warning

Two Small Quakes Strike Near San Francisco Zoo

Magnitude 5.2 Quake Jolts Manipur’s Kamjong

Strong Quake off Sanriku Triggers Tsunami Warnings for Hokkaido and Iwate

Japan Cuts Saury Quota, Signals Higher Residence Fees as Parties Press Article 9 Talks