USGS Home
Contact USGS
Search USGS
Earthquake Hazards Program
Skip to main content
Home
About Us
Contact Us
Earthquakes
Hazards
Learn
Prepare
Monitoring
Research
Earthquake Glossary
A
|
B
|
C
|
D
|
E
|
F
|
G
|
H
|
I
|
J
|
K
|
L
|
M
|
N
|
O
|
P
|
Q
|
R
|
S
|
T
|
U
|
V
|
W
|
X
|
Y
|
Z
All Terms
H
halfspace
harmonic tremor
hazard
hertz (Hz)
Holocene
horst
hypocenter
Earthquake Topics for Education
FAQ
Earthquake Glossary
For Kids
Google Earth/KML Files
Earthquake Summary Posters
Photos
Publications
Earthquakes
Real-time Earthquake Map
Get Real-time Data Sent to You
Significant EQ Archive
Search EQ Archives
“Top 10” Lists & Maps
Info by Region
Hazards
Faults
Hazard Maps & Data
Seismic Design
Seismic Analysis Tools
EQ Scenarios
Learn
EQ Topics for Education
FAQ
EQ Glossary
For Kids
Google Earth/KML Files
EQ Summary Posters
Photos
Publications
Prepare
How do I prepare?
A quake just happened…
Monitoring
ANSS
– United States
GSN
– World
Volunteer Monitoring
ASL
– Albuquerque
Network Operations
Seismogram Displays
Buildings
NSMP
– Strong Motion
Crustal Deformation
Research
Projects
Data
DYFI?
PAGER
ShakeMap
Early Warning
Software
External Support
Accessibility
FOIA
Privacy
Policies and Notices
In partnership with
n
e
hrp