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Article category: Seismic

A magnitude 5.3 earthquake occurred near Duncan, AZ at approximately 10 pm on June 28th, 2014. This was the largest earthquake to occur in southeastern Arizona – southwestern New Mexico in 75 years, and it serves as a reminder that Arizona does indeed have earthquakes and earthquake hazards.

Article category: Seismic

In 2011, 131 instrumentally detected earthquakes were recorded in Arizona. Most of the seismicity occurred in the north-northwest quadrant of the state.

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