Central and Eastern U.S. Workshop - 2012

February 22-23, 2012

Fogelman Center, University of Memphis

Introduction & Overview

• Welcome (Langston)
• Overview of 2008 USGS hazard model (Petersen)
• New issues since 2008

New Madrid source

• Magnitudes
  • Intensities (Hough, Cramer)
  • Magnitude-area relations (Langston)
  • Liquefaction effects (Holzer)
  • Ground-motion modeling (Williams)
  • Models & sensitivity (Moschetti)
• Rates
  • Paleoseismology (Van Arsdale)
  • Geodesy (Stein, Frankel, Boyd)
  • Models & sensitivity (Petersen)
• Locations
  • New information (Pratt, Magnani, Van Arsdale)
• Discussion & recommendations

Historical ("background") seismicity

• Recent noteworthy earthquakes (Chapman, Rubinstein, Horton)
• Catalog & catalog statistics
  • CEUS-SSC catalog - description & implications of possible switch to Mw (Mueller)
  • Declustering (Boyd) & man-made earthquakes (Mueller)
  • Completeness & b value (Mueller)
• Rates ("agrid")
  • Methodology: multiple models & adjustments (Mueller)
  • Magnitude uncertainty: observation/perspective (Ebel), implementation (Mueller)
  • Spatial smoothing (Moschetti)
• Mmax (Petersen, Johnston)
• Discussion & recommendations

Perspective

• Canada (Adams)
• Intraplate eqks & source zones (Talwani)
• South Carolina historical earthquakes (Stevenson)

Other sources

• Eastern Tennessee (Hatcher)
• Southern Mississippi Embayment (Cox)
• Cheraw & Meers (Haller)
• Charleston (Haller, Talwani)
• Wabash (Haller)
• Marianna (Haller)

Engineering & public policy

• USNRC perspective (Salomone)
• Codes, engineering projects, insurance (Petersen, Pezeshk, Wang)