Landslide deposits on the north slope of Verde Valley near the interchange of I-17 and AZ 179.
AZGS releases geologic maps for the Secret Pass 7 ½' Quadrangle and the southern part of the Union Pass 7 ½' Quadrangle, Mohave County, Arizona.
AZGS uses social media and web resources to reach beyond our native stakeholders to a broader public audience.
A summary of observations of a small-volume rockfall along Highway I-17 southbound, near mile-marker 250.
A 4-minute Google Earth flight examining the Lake Mary and Cataract Creek Fault systems near Flagstaff, Arizona.
'Ten earthquakes that rattled Arizona', illustrates that Arizona has earthquakes and the potential for damaging, even life-threatening, earthquakes.
At 10:01 a.m. on 27 April 2019, Duncan, Arizona and environs were rocked by an ML 3.6 earthquake. AZGS Research Geoscientist J.Y. Ben-Horin filed this preliminary report.
Rapid infilling of a 2-mile long fissure in the Tator Hills earth study area, Pinal County
Northern’ Arizona’s Washington Fault Zone (WFZ) has been reminding us of its potential for earthquake hazards over the past 3 weeks.
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.