Skip to main content
Quake
FYI
Recent
Countries
Map
Nearby
Guides
By Series
🔬
Seismic Science
15
🛡️
Emergency Preparedness
15
🏗️
Buildings & Engineering
15
🌍
Regional Guides
15
🔧
Tools & Technology
15
📜
Historical Events
15
View All Guides
Case Studies
By Impact
The 1556 Shaanxi Earthquake: The Deadliest Earthquake in Human History (830,000 Dead)
The 1976 Tangshan Earthquake: The Deadliest Earthquake of the 20th Century
The 2010 Haiti Earthquake: How a Magnitude 7.0 Killed 316,000 People
The 2008 Sichuan Earthquake: 87,000 Dead Along the Longmenshan Fault
View All
Glossary
Categories
Earthquake Hazards
15
Plate Tectonics
15
Seismic Measurement
15
Fault Mechanics
12
Emergency Response
12
View All Terms
Tools
us
English
English
kr
한국어
Korean
jp
日本語
Japanese
cn
中文简体
Chinese (Simplified)
es
Español
Spanish
br
Português
Portuguese
in
हिन्दी
Hindi
sa
العربية
Arabic
fr
Français
French
ru
Русский
Russian
de
Deutsch
German
tr
Türkçe
Turkish
vn
Tiếng Việt
Vietnamese
id
Bahasa Indonesia
Indonesian
th
ไทย
Thai
Recent Earthquakes
Countries
Live Map
Nearby
Guides
🔬
Seismic Science
15
🛡️
Emergency Preparedness
15
🏗️
Buildings & Engineering
15
🌍
Regional Guides
15
🔧
Tools & Technology
15
📜
Historical Events
15
View All Guides
Case Studies
The 1556 Shaanxi Earthquake: The Deadliest Earthquake in Human History (830,000 Dead)
The 1976 Tangshan Earthquake: The Deadliest Earthquake of the 20th Century
The 2010 Haiti Earthquake: How a Magnitude 7.0 Killed 316,000 People
The 2008 Sichuan Earthquake: 87,000 Dead Along the Longmenshan Fault
View All Case Studies
Glossary
Earthquake Hazards
15
Plate Tectonics
15
Seismic Measurement
15
Fault Mechanics
12
Emergency Response
12
View All Terms
Tools
Earthquakes on April 20, 1645
0 earthquakes recorded
← April
1645
No earthquakes recorded on this day.
← Back to April 1645