Science ❯ Geology ❯ Seismology

Earthquake Measurement

Magnitude Scale Magnitude Richter Scale US Geological Survey Magnitude Scales Impact Assessment Tsunami Generation USGS Seismic Waves Epicenter Analysis

Magnitude 5.5 Earthquake Shakes Western Nevada Near Silver Springs

USGS forecasts a roughly 17% chance of a larger aftershock in the coming week.

Magnitude 4.6 Quake Rattles Bay Area From Epicenter Near Boulder Creek

Magnitude 7.4 Quake Strikes Indonesia's Molucca Sea as Tsunami Alert Lifts

Magnitude 7.3 Earthquake Strikes Near Vanuatu’s Luganville as PTWC Reports No Tsunami Threat

Deep 7.6 Earthquake Strikes Near Tonga’s Neiafu

Magnitude 4.0 Quake Shakes Karachi as Agencies Dispute Epicentre Location

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

Shallow 5.3 Quake Rattles Northwestern Greece, Felt From Corfu to Southern Albania

Shallow 4.9 Quake Rattles Northwest Louisiana, Largest Recorded on State Soil

Shallow Bangladesh Quake of 5.3–5.5 Shakes Kolkata, Prompts Evacuations

Magnitude 3.4 Earthquake Shakes Columbia, South Carolina Area

5.6-Magnitude Quake Rattles Islamabad, Rawalpindi and Parts of KP

Deep 7.1 Quake Off Sabah, Malaysia Leaves No Tsunami Threat

Shallow Magnitude 6.3 Earthquake Rattles Nikolski, Alaska With No Tsunami Warning

4.1 Quake Strikes Geysers Area; 2.9 Aftershock Follows in North Bay

Shallow 4.3 Quake Rattles Tabernas, Felt Across Four Spanish Provinces

Magnitude 4.3 Quake Shakes Almería Overnight

Magnitude 3.6 Earthquake Rattles West Valley City on Friday Evening

Magnitude 5.6 Earthquake Near Khuzdar Rattles Balochistan, Felt Across Sindh

Mild 3.0 Tremor Jolts Nanded’s Mukhed Tehsil With No Damage Reported