Recent seismicity in southeastern AZ, southwestern NM, and northern Mexico may reflect long term phenomenon coupled with the Great Sonoran M7.5 event of 1887.
Recent Posts
A fresh, holistic Grand Canyon Stratigraphy.
Earth fissures reopen near Dragoon Rd. and elsewhere in Willcox Playa area.
Geologic strip map from Kingman to Bill Williams Mountain, Arizona.
New geologic map of rare oceanic peridotite exposure at Cemetery Ridge in southwestern Arizona by Jon Spencer and Gordon Haxel.
Flagstaff's Museum Fire 2019 continues to produce damaging debris flows during 2021 summer monsoon season.
Extensive ground fractures damage U.S. 191 in Cochise County.
Rebooting AZ Geology newsletter
LiDAR data can improve sinkhole identification on the densely forested Walhalla Plateau of northern Arizona.
A review of 100 years of paleontology research at Grand Canyon National Park, Arizona.
Arizona surges to the top of mining jurisdictions worldwide.
Fossil track-way discovered in the Moenkopi Formation, Flagstaff, Arizona.
HB 2037 reinforces the position of the AZGS as a research unit situated in the UArizona, with funding provided by annual appropriation from the state general fund.
A history of the Christmas Mine, Gila County, Arizona
NPS releases a 100-page, illustrated report detailing the geologic resources of the Tonto National Monument of central Arizona.
AZGS report, "Landslide mapping along the Interstate-17 corridor from Anthem to Flagstaff, AZ" is now available online.
We just finalized and released seven (7) digital geologic maps.
AZGS Newsletter Winter 2020-2021.
John Bezy's "The Mogollon Rim, Arizona: Geology, Vegetation, Wildlife" is now available at the AZGS Online Document Repository.
Arizona Geological Society 2021 presentation series began on 14 Jan. with Jan Rasmussen and Stan Keith of MagmaChem.Org discussing their “Magma Metal Series”.
