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On April 25, 1992 at 11:06 am local time (April 25 at 18:06 GMT), a magnitude 7.1
earthquake occurred in the Cape Mendocino area. Two additional earthquakes, magnitudes
6.6 and 6.7 occurred the next morning (April 26 at 00:41 and 04:18 am local time).
The first earthquake was located six miles north of Petrolia, California, in a sparsely
populated part of southwestern Humboldt County. Five small communities were located
within a 50-mile radius of these events: Honeydew, Petrolia, Rio Dell, Scotia, and
Ferndale. |