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Magnitude 3.3 earthquake occurs eight miles east of Flagstaff, Arizona
On 13 Oct. 2020 at 9:16 a.m. (MST / PDT) , a shallow magnitude 3.3 earthquake rattled Walnut Canyon about 8 miles east of Flagstaff, Arizona (population ~ 74,000).
Dr. R.F. Holm receives coveted 'Best Popular Guidebook Award 2020'
Dr. Richard F. Holm awarded the prestigious ‘Best Popular Guidebook Award’ from the Geoscience Information Society for 2020.
Google Earth Tour: The Faults of Flagstaff, Arizona
A 4-minute Google Earth flight examining the Lake Mary and Cataract Creek Fault systems near Flagstaff, Arizona.
New Publication explores the origin and geology of the Rio de Flag of Flagstaff, Arizona
"This geology and trail guide is for anyone who likes to walk, be outdoors, and is interested in the geology in and around Flagstaff.” Richard Holm
Another year of STATEMAP!
AZGS submits four digital geologic maps to US Geological Survey STATEMAP program.
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