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  • 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

  • Explore Northern Arizona's San Francisco Volcanic Field

    Learning geology through StoryMaps
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  • Arizona #2 in Nonfuel Mining in America in 2017

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    Photo: Morenci Mine by Tom Blackwell

News

Tuesday, February 19, 2019

Like to participate in AZGS economic impact survey?
Monday, December 24, 2018

Five years of Arizona Mining Review e-Magazine sponsored by the Mining Foundation of the Southwest
Monday, June 18, 2018

Prominent Economic Geologist Paul Lindberg passes away

Sunday, June 3, 2018

AZGS Director attends Association of American State Geologist Annual Meeting
  • Read All News

Maps & Database Services

AZGS Document Repository

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

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.

Geologic Map of Arizona
Interactive geologic map of Arizona
  • 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

  • Grand Canyon through time: a geologic timeline
  • Rebooting AZGS' Economic Geology Program - 2019
  • New insights into the hydrogeologic conditions of the eastern Higley and northern Picacho Basins, Florence, AZ
  • Rapid infilling of a fresh earth fissure in southern Pinal County, Arizona
  • Earthquake Swarm along the Washington Fault Zone, 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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