Science ❯ Geology ❯ Seismology ❯ Earthquake Measurement

Magnitude Scales

Two Small Quakes Rattle Greater Belo Horizonte, Epicenter in Contagem

Seismology centers measured magnitudes 2.9 and 2.5 as officials reported no injuries or structural damage.

Mexico Sets Sept. 19 National Drill to Test Cellphone Earthquake Alerts

3.4-Magnitude Earthquake Jolts Pinole, California

Tajikistan Earthquake Revised to Magnitude 5.9, No Damage Reported

Magnitude 3.0 Earthquake Strikes Near Dublin, California