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  • AZGS Offices Closed - Staff working remotely

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  • Active Mines in Arizona

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    Photo: Morenci Mine by Tom Blackwell

  • Interactive Geologic Map of Grand Canyon

    Explore Grand Canyon with one of our most popular maps
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  • AZGS Publications & Online Resources

    Reports, geologic maps, mining data, database services, and more
    Explore Now
    Photo: Sedona Summer by Ted Grussing

  • Geoscience at Work for Arizona

    Center for Natural Hazards
    Photo: US 89 landslide repair by ADOT

News

Monday, November 23, 2020

AZGS seeking a Systems Administrator II
Tuesday, November 3, 2020

2 New Geo-Videos & 1 Geologic map!
Friday, October 9, 2020

AZGS releases digital drill core data from the Courtland-Gleeson area, SE Arizona
Tuesday, October 6, 2020

AZGS Research Scientist Brian Gootee recognized by the UArizona College of Science
  • Read All News

Maps & Database Services

AZGS Document Repository

Geologic reports & maps published from 1915 to the present. Free download | No log-in.

Touring geoheritage sites of Flagstaff and Environs

A StoryMap tour of 30 prominent geologic and archaeological features near Flagstaff, Arizona

Natural Hazards in Arizona

Natural hazards viewer showcasing earth fissures, active faults and earthquakes, flood potential and fire risk index.

AZGS Mining Data

1000s of original, historic Arizona mine files, photographs, and maps from the former AZ Dept. of Mines and Mineral Resources.

  • See All Services

AZGS Projects

Earth Fissure Program

Mapping and monitoring earth fissures in basins of central and southeastern Arizona

Environmental Geology

Addressing the impact of geologic setting and processes on human society

Earthquake Monitoring

Tracking earthquake events and earthquake impacts in Arizona and environs

Data Science

Putting data science to work for a safer, more resilient Arizona

Outreach | Education

Bridging the gap between geoscience and the community

STATEMAP

AZGS and USGS partnership to produce digital geologic map products

  • See All Projects

Natural Hazards

Interactive map highlights fissures, floods, fires, earthquakes, and fault lines in Arizona.

AZGS Hazard Viewer

Go to the Viewer

Ask a Geologist

Questions about the minerals, rocks, landscape features, or natural hazards of Arizona? Ask us!

Ask a Geologist

Ask a Geologist

From the Blog

  • Two seasoned geologists join AZGS staff
  • 2 New Geologic Videos & 1 New Geologic Map
  • Magnitude 3.3 earthquake occurs eight miles east of Flagstaff, Arizona
  • Dr. R.F. Holm receives coveted 'Best Popular Guidebook Award 2020'
  • AZGS releases digital drill core data from the Courtland-Gleeson area, Turquoise mining district, southeastern Arizona
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The maps, reports, and other information and content on this website are provided as a public service for informational purposes only.  Accuracy is not guaranteed, and the information contained or linked on this website should not be relied on except as general information.  The University makes no warranties or representations of any kind, and specifically disclaims all warranties including the warranty of merchantability and fitness for a particular purpose.  Users are responsible for verification of all facts and information to their own satisfaction.

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