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Rapid infilling of a fresh earth fissure in southern Pinal County, Arizona w/ comment by Ken Fergason
Rapid infilling of a 2-mile long fissure in the Tator Hills earth study area, Pinal County
Earthquake Swarm along the Washington Fault Zone, Arizona
Northern’ Arizona’s Washington Fault Zone (WFZ) has been reminding us of its potential for earthquake hazards over the past 3 weeks.
More than a map: the Geologic Highway Map of Arizona
The Geologic Highway Map of Arizona is a treasure trove ...
Arizona’s Broadband Seismic Network (ABSN) finally has statewide coverage
The Arizona Geological Survey’s broadband seismic network (ABSN) now provides a statewide seismic monitoring network that can be used to estimate seismicity rates, the amount of ground-shaking and can provide seismic data that can be used to image subsurface processes.
Earth fissure undermines Houston Avenue in Apache Junction, Arizona
The 2018 monsoon season opened an earth fissure in Apache Junction that damaged and closed Houston Avenue road.
Geologic map of McDowell Mountains, central Arizona
Fresh map layout of the geology of the McDowell Mountains, with cross section, correlation chart, and two dozen images.
Rifting in East Africa | Earth Fissures in Arizona
CBS News uses Arizona earth fissure images to contrast with large ground fracture in the East African Rift of Kenya.
Mead Slope Fault Mapping, Lake Mead, Arizona
AZGS geoscientists are engaged in studying the Mead Slope Fault of NW Arizona.
Shaking it up with AZGS’ Earthquake Fault Videos
Arizona has earthquakes and we have the video evidence to prove it
Wildcat Peak, Kaibito Plateau, Arizona – Prominent N-S trending Miocene dike complex
Wildcat Peak is an ancient volcanic feature largely destroyed by erosion. Miles of resistant N-S feeder dikes still outcrop nicely.
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