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Tag Archives: larry morris

Old Yellowstone: 1959 Hebgen Lake Earthquake

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On August 17, 1959, around 11:37 p.m., Yellowstone National Park was changed forever when a large quake shook man-made Hebgen Lake.

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Book Review: The 1959 Yellowstone Earthquake

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The 1959 Yellowstone Earthquake, all 40 seconds of it, was a defining moment in Yellowstone National Park’s history.

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