Below are selected links to websites of several seismological and geological organizations. These links are separated into three groups: First are links to sites that cover seismic news, second are the links to surrounding seismic networks, and third are general links on seismology.
Seismic News
Google Earthquake News—Worldwide Seismic Headline News
Yahoo Earthquake News—Worldwide Seismic Headline News
Surrounding Regional Seismic Networks
Boise State University Earthquake Seismology—Seismic Network covering central and western Idaho, and eastern Oregon
National Earthquake Hazards Program (Canada)—Canadian Seismic Network
University of Utah Seismic Stations (UUSS)—Utah and Yellowstone National Park Seismic Networks
University of Washington, Geophysics (PNSN)—The Pacific Northwest Seismograph Network
General Seismic Links
USGS National Earthquake Information Center—U.S. and Global Earthquake Information
USGS National Seismic Hazard Mapping Project—U.S. Seismic Hazard Maps
WSSPC—Western States Seismic Policy Council: provides information and promotes programs to help reduce earthquake–related losses
Advanced National Seismic System (ANSS)—The website for the National Seismic System (ANSS)
ANSS Composite Earthquake Catalog—A worldwide earthquake catalog that is created by merging the master earthquake catalogs from contributing ANSS institutions and then removing duplicate solutions for the same event. The ANSS Composite Earthquake Catalog grew out of the efforts of the CNSS (Council of the National Seismic System). It was previously called the CNSS Earthquake Catalog
IRIS Seismic Monitor—A site that provides, among other things, a Global Seismicity Map
Montana Bureau of Mines and Geology—The Earthquake Studies Office parent organization
NEIC Montana Seismicity Page—The United States Geological Service National Earthquake Information Center site on Montana Seismicity
Personalizing the Earthquake Threat—Historical information about the most significant historical earthquakes in Montana and surrounding regions
Earthworm Documentation and Support—The homepage for the Earthworm Seismic software package