Science ❯ Geophysics ❯ Seismology

Earthquake Measurement

Magnitude Magnitude Scale Richter Scale Intensity Scales Magnitude and Intensity Intensity Levels Instituto Geofísico del Perú Intensity Scale Magnitude and Depth Seismic Intensity Scale

M6.2 Earthquake Strikes Offshore Halmahera, Indonesia

Preliminary agency assessments say the quake's intermediate depth should limit surface shaking to mostly light levels with low expected casualties.

M6.1 Earthquake Strikes Off Iwate Coast

Multiple Moderate Quakes Shake Peru Over Weekend; No Injuries Reported

Small Earthquakes Recorded in Peru and Mexico, No Injuries or Major Damage

M5.5 Earthquake Shakes Eastern Japan, No Tsunami Warning

Moderate Quakes Strike Piura, Peru and Guerrero, Mexico

3.8-Magnitude Quake Rattles Kothagudem District

Moderate Offshore Quake Felt in Mexico City as City Alert Remained Silent

4.8 Magnitude Quake Shakes Gran Canaria and Is Felt on Fuerteventura

Magnitude-4.5 Quake in Catamarca Felt in Frías, No Damage Reported

Magnitude 5.9 Quake Strikes Kagoshima Region With No Tsunami Threat

Peru and Mexico Log Series of Small Quakes With No Damage Reported

Peru Monitors Quake Cluster After Magnitude 5.0 Shakes Tumbes

Light M4.0 Quakes Hit Peru and Southern Mexico With No Damage

Magnitude 5.0 Quake Off Ica, Peru Prompts Monitoring With No Damage Reported

Light Earthquake Shakes Leipzig Area With No Damage Expected

M5.0 Near Piura Tops Weekend Quake Cluster in Peru and Mexico

Magnitude 4.9 Quake Near Mala Shakes Lima on Thursday

Peru and Southern Mexico Log Small Quakes With No Damage Reported

Callao Jolt Caps Three-Day Run of Quakes in Peru