Magnitude 4.0 quake near Jackson Hole
Moderate quake was in the Snake River mountain range-
I first learned about this when someone made a note of it on a photo I had uploaded to Panoramio (Google Earth). My photo was at the quake’s location.
Story in the Jackson Hole News and Guide. By Cory Hatch and Angus M. Thuermer Jr. Quake Shakes Region.
The Idaho/Wyoming border area doesn’t have as many quakes as Yellowstone Park, but it has quake a few and they tend to be stronger.

Ralph Maughan
Dr. Ralph Maughan is professor emeritus of political science at Idaho State University with specialties in natural resource politics, public opinion, interest groups, political parties, voting and elections. Aside from academic publications, he is author or co-author of three hiking/backpacking guides, and he is past President of the Western Watersheds Project.
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