Latest Articles

New Geologic Map Index

To most geologists, geologic maps are the single most useful type of information for understanding the geology of the land surface.

Duncan, AZ

Following the M5.3 earthquake, the Arizona Geological Survey became a primary source of information for the people of Duncan.

AZGS research geologist Jeri Young deploying a portable seismometer near Duncan, Arizona.

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.

GSA 2014 logo

AZGS is sending a cohort of staff to make oral and poster presentations at GSA 2014.