Abbreviations
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- AD
- anno domini (in the year of the Lord)
- AFE
- annual frequency of exceedance
- AlC
- Akaike information criterion
- ALM
- Alabama-Louisiana-Mississippi (zone of possible paleoseismic features)
- AM
- Atlantic Margin
- AHEX
- Atlantic Highly Extended Crust (seismotectonic zone)
- ANSS
- U.S. Advanced National Seismic System
- ANT
- Advanced Nuclear Technology
- APC
- Action Plan Committee
- BA
- Blytheville arch
- BC
- before Christ
- BCFZ
- Big Creek fault zone
- BFZ
- Blytheville fault zone BL Bootheel lineament
- BL
- Bootheel lineament
- BMA
- Brunswick magnetic anomaly
- BP
- before present
- BPT
- Brownian passage time
- BTP
- Branch Technical Position
- CAD
- computer-aided design
- CBR
- center, body, and range
- CCFZ
- Crittenden County fault zone
- CDZ
- Commerce deformation zone
- CENA
- Central and Eastern North America
- CERl
- Center for Earthquake Research and information
- CEUS
- Central and Eastern United States
- CFZ
- Commerce fault zone
- CFR
- Code of Federal Regulations
- CGL
- Commerce geophysical lineament
- CGRGC
- Cottonwood Grove-Rough Creek graben
- Cl
- confidence interval
- CNWRA
- Center for Nuclear Waste Regulatory Analysis
- COCORP
- Consortium for Continental Reflection Profiling
- COCRUST
- Consortium for Crustal Reconnaissance Using Seismic Techniques
- COL
- combined construction and operating license
- COLA
- combined operating license application
- COMP
- composite prior, composite superdomain
- CON
- contemporary(with earthquake occurrence)
- COV
- coefficient of variation
- CPT
- cone penetration test
- CVSZ
- Central Virginia seismic zone
- D&G
- Deweyand Gordon (1984 catalog)
- DEM
- digital elevation model
- DNFSB
- Defense Nuclear Facilities Safety Board
- DOE
- U.S. Department of Energy
- DWM
- Division of Waste Management
- ECC
- Extended Continental Crust
- ECC-AM
- Extended Continental Crust-Atlantic Margin (seismotectonic zone)
- ECC-GC
- Extended Continental Crust-Gulf Coast (seismotectonic zone)
- ECFS
- East Coast fault system
- ECFS-C
- East Coast fault system-central segment
- ECFS-N
- East Coast fault system-northern segment
- ECFS-S
- East Coast fault system-southern segment
- EC-SFS
- East Coast-Stafford fault system
- ECMA
- East Coast magnetic anomaly
- ECRB
- East Continent rift basin
- ECTM
- Eastern Canada Telemetered Network
- E[M]
- expected moment magnitude listed in the catalog for an earthquake
- ENA
- eastern North America
- EP
- Eau Plain shear zone
- EPRl
- Electric Power Research institute
- EPRl-SOG
- Electric Power Research lnstitute-Seismicity Owners Group
- ERM
- Eastern rift margin
- ERM-N
- Eastern rift margin-north
- ERM-RP
- Eastern rift margin-river (fault) picks
- ERM-S
- Eastern rift margin-south
- ERM-SCC
- Eastern rift margin-south/Crittenden County
- ERM-SRP
- Eastern rift margin-south/river (fault) picks
- ERRM
- Eastern Reelfoot Rift Margin
- ESP
- early site permit
- ESRl
- Environmental Systems Research institute
- ETSZ
- Eastern Tennessee seismic zone
- EUS
- Eastern United States
- FAFC
- Fluorspar Area fault complex
- FGDC
- Federal Geographic Data Committee
- ft
- foot or feet
- FTP
- file transfer protocol ft/s feet per second ft/yr feet per year
- ft/s
- feet per second
- ft/yr
- feet per year
- FWLA
- Fugro William Lettis & Associates
- FWR
- Fort Wayne rift
- Ga
- billion years ago
- GC
- Gulf Coast
- GCVSZ
- Giles County, Virginia, seismic zone
- GHEX
- Gulf Coast Highly Extended Crust (seismotectonic zone)
- GlS
- geographic information system
- GLTZ
- Great Lakes tectonic zone
- GMC
- ground-motion characterization (model)
- GMH
- Great Meteor Hotspot (seismotectonic zone)
- GMPE
- ground-motion prediction equation
- GMRS
- ground-motion response spectra
- GPR
- ground-penetrating radar
- GPS
- global positioning system
- GSC
- Geological Survey of Canada
- Gyr
- giga years (109 years)
- HF
- Humboldt fault HlD hazard input document l0 maximum intensity
- HID
- hazard input document
- Io
- maximum intensity
- lAEA
- international Atomic Energy Agency
- lBEB
- Illinois Basin Extended Basement (seismotectonic zone)
- lPEEE
- individual Plant Examination for External Events
- lRM
- lapetan rifted margin
- lSC
- international Seismological Centre
- lTC
- informed technical community
- ka
- thousand years ago
- K-Ar
- potassium-argon
- km
- kilometer(s)
- km2
- square kilometer(s)
- km/sec
- kilometers per second
- K-S
- Kijko-Sellevoll
- K-S-B
- Kijko-Sellevoll-Bayes kyr thousand years
- kyr
- thousand years
- LDO
- Lamont-Doherty Earth Observatory(catalog)
- LHS
- Latin hypercube sampling
- LLNL
- Lawrence Livermore National Laboratory
- ln(FA)
- logarithm of felt area (with felt area measured in km2)
- LS
- least squares
- LSA
- La Salle anticlinal belt
- LWLS
- locally weighted least squares m meter(s)
- m
- meter(s)
- M
- magnitude
- M,MW
- moment magnitudes
- Ma
- million years ago
- MAR
- Marianna (RLME source)
- mb
- body-wave magnitude (short period)
- mbLg
- body-wave magnitude determined from higher-mode (Lg) surface waves
- MC
- coda magnitude
- MCMC
- Markov Chain Monte Carlo MD duration magnitude
- MD
- duration magnitude
- MESE
- Mesozoic and younger extended crust
- MESE-N
- Mesozoic-and-younger extended crust or Mmax zone that is -narrow”
- MESE-W
- Mesozoic-and-younger extended crust or Mmax zone that is -wide”
- mi.
- mile(s)
- mi.2
- square mile(s)
- MlDC
- midcontinent
- MidC
- Midcontinent-Craton (seismotectonic zone)
- Mfa
- felt-area magnitude
- ML
- local magnitude
- Mmax,
- Mmax maximum magnitude
- MMl
- modified Mercalli intensity
- mm/yr
- millimeters per year
- MN
- Nuttli magnitude
- Mo
- Scalar seismic moment
- MRS
- Midcontinent rift system m/s meters per second
- m/s
- meters per second
- MS
- surface-wave magnitude
- MSF
- Meeman-Shelby fault
- Mw
- Myr
- million years
- NAD83
- North American Datum of 1983
- NAP
- Northern Appalachian (seismotectonic zone)
- Nd
- neodymium
- NEDB
- National Earthquake Database
- NEl
- Nuclear Energy institute
- NElC
- National Earthquake information Center
- NF
- Niagara fault zone
- NMESE
- Non-Mesozoic and younger extended crust
- NMESE-N
- Mesozoic-and-younger extended crust or Mmax zone that is -narrow”
- NMESE-W
- Mesozoic-and-younger extended crust or Mmax zone that is -wide”
- NMFS
- New Madrid fault system
- NMN
- New Madrid North fault
- NMS
- New Madrid South fault
- NMSZ
- New Madrid seismic zone
- NN
- New Madrid north (fault segment as designated by Johnston and Schweig, 1996)
- NOAA
- National Oceanic and Atmospheric Administration
- NPP
- nuclear power plant(s)
- NR
- Nemaha Ridge
- NRC
- U.S. Nuclear Regulatory Commission
- NRHF
- Nemaha Ridge-Humboldt fault
- NSHMP
- National Seismic Hazard Mapping Project
- NW
- New Madrid west (fault segment as designated by Johnston and Schweig, 1996)
- OKA
- Oklahoma aulacogen (seismotectonic zone)
- OKO
- Oklahoma Geological Survey Leonard Geophysical Observatory(catalog)
- OSL
- optically stimulated luminescence Pa probability of activity(of being seismogenic)
- Pa
- probability of activity (of being seismogenic)
- PEZ
- Paleozoic Extended Crust (seismotectonic zone)
- PGA
- peak ground acceleration
- PM
- Project Manager
- PPRP
- Participatory Peer Review Panel
- PSHA
- probabilistic seismic hazard analysis
- PVHA
- probabilistic volcanic hazard analysis
- RCG
- Rough Creek graben
- RF
- Reelfoot fault
- RFT
- Reelfoot thrust (fault)
- RLME
- repeated large-magnitude earthquake (source)
- RR
- Reelfoot rift zone
- RS
- Reelfoot South (fault segment)
- SA
- spectral acceleration
- SCL
- St. Charles lineament
- SCML
- south-central magnetic lineament
- SCR
- stable continental region
- SCSN
- South Carolina Seismic Network
- SEUS
- Southeastern United States (catalog)
- SEUSSN
- Southeastern United States Seismic Network
- SGFZ
- Ste. Genevieve fault zone
- SHmax
- maximum horizontal stress, compression, or principal stress
- SLR
- St. Lawrence rift (seismotectonic zone)
- SLTZ
- Spirit Lake tectonic zone
- SLU
- Saint Louis University(catalog)
- SNM
- Sanford et al. (2002 catalog)
- SOG
- Seismicity Owners Group
- SPT
- standard penetration test
- SRA
- Stover, Reagor, and Algermissen (1984 catalog)
- SRTM
- Shuttle Radar Topography Mission
- SSC
- seismic source characterization
- SSE
- safe shutdown earthquake
- SSHAC
- Senior Seismic Hazard Analysis Committee
- Str&Tur
- Street and Turcotte (1977 catalog)
- SUSN
- Southeastern United States Network
- TC
- technical community
- TFl
- technical facilitator/integrator
- Tl
- technical integration
- USGS
- U.S. Geological Survey
- USNSN
- U.S. National Seismograph Network
- UTC
- Coordinated Universal Time
- VP/VS
- ratio of P-wave velocity to S-wave velocity
- WES
- Weston Observatory (catalog)
- WlPP
- Waste isolation Pilot Project
- WQSZ
- Western Quebec seismic zone
- WRFZ
- White River fault zone
- WUS
- Western United States
- WVFS
- Wabash Valley fault system
- WVSZ
- Wabash Valley seismic zone
- WWSSN
- World-Wide Standardized Seismograph Network