Abbreviations, acronyms, and initialisms used in this report
- ANSS
- Advanced National Seismic System: A USGS initiative to provide seismic monitoring for at-risk regions of the United States
- California EMA
- The California Emergency Management Agency (formerly the California Office of Emergency Services)
- DYFI
- Did You Feel It?
- EHP
- USGS Earthquake Hazard Program
- ENS
- Earthquake Notification System: earthquake notifications via text/email from USGS’s Earthquake Hazard Program
- FEMA
- Federal Emergency Management Agency: part of the U.S. Department of Homeland Security
- GIS
- Geographic Information System
- GMICE
- Ground-Motion--Intensity Conversion Equation
- GMPE
- Ground-Motion Prediction Equation
- GSM
- Global ShakeMap
- HAZUS
- HAZards US: a loss-estimation program developed by FEMA
- IM
- Intensity Measure: often used as a generic reference to Peak Ground Motions
- IPE
- Intensity Prediction Equation
- ISO
- International Standards Organization
- MMI
- Modified Mercalli Intensity
- NEIC
- the National Earthquake Information Center; part of the USGS, located in Golden, Colorado
- PAGER
- Prompt Assessment of Global Earthquakes for Response
- PGA
- Peak Ground Acceleration
- PGM
- Peak Ground Motion: a generic term for PGA and PGV
- PGV
- Peak Ground Velocity
- USGS
- the United States Geological Survey, a bureau of the U.S. Department of the Interior.