ANSS - Advanced National Seismic System

Mission

The Central & Eastern US Regional Advisory Committee is charged with planning, implementation and management for the Central & Eastern US Region of the Advanced National Seismic System (ANSS-MA). The Advanced National Seismic System (ANSS) is an effort to upgrade seismic monitoring systems throughout the U.S. by improving hardware, management, operations, cooperation, and outreach.

Capabilities

Earthquake Response Products

Regional Earthquake Locations Threshold

• New Madrid : M1.5
• Eastern Tennessee : M1.8
• Region-wide: M2.5

Magnitudes: mc, Ml, Mw
Body-wave Moment Tensor Solutions: M4.0 or larger
ShakeMap: Developing model-based ShakeMaps for the region
Community Internet Intensity Maps
Email and pager notification
Web-pages

• Recent Earthquakes Pages
• Detailed Seismicity Maps
• Phase data
• Heli-pages
• Special Event Pages

General Informational Products

Earthquake Catalog Searches