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Government Hill Repeat Photo

2013 (approx.)

Detailed Description

In these two images, top from 1964 (W.R. Hansen, USGS) and bottom from November 18, 2013 (Game McGimsey, AVO/USGS), note how the general shape and trend of the 1964 subsidence trough, or graben, is still visible nearly 50 years later.

Sources/Usage

Public Domain.

U.S. Geological Survey