pETER D. TILLMAN reviewS ags digest 22. ores and orogenesis:Circum-Pacific Tectonics, Geologic Evolution, and Ore Deposits, eds., J.E. Spencer and S.R. Titley, 2008. Read More
AZGS New online publication model
Arizona Geological Survey (AZGS) is adopting a new online publication model to provide round-the-clock access to newly released geologic maps and reports. This online distribution model will include all of our serials, with the greatest immediate impact on our active series’ – Contributed Maps, Contributed Reports,... Read More

Some AZGS Programs Face Elimination
New Round of Budget Cuts: Take our survey and let us know what you think we should keep or eliminate. Read More


earth fissure mapping update: moving into cochise county
With release of four new Earth Fissure Study Area Maps, AZGS’s Earth Fissure Mapping program is ahead of schedule.   The maps published in June 2009 include: Friendly Corners, Pinal County; Harquahala, Maricopa County; Signal Peak, Pinal County; Tator Hills, Pinal County. Read More

Arizona geology blog makes top 100!
The Daily Reviewer list of the top 100 geology blogs Top 100 geology Blogs includes Lee Allison’s Arizona Geology Blog.  Invesp Consulting, a firm specializing in E-commerce, ranks the Arizona Geology blog at #21. Read More


AZGS Takes Lead in $15.8 Million Geothermal Proposal to DOE
At the 2009 meeting of the Association of American State Geologists, the directors of the nation’s State Geological Surveys banded together to draft a multi-million dollar grant to the Department  of Energy’s (DOE) to identify, digitize, and catalog geothermal and other related data held by the State Surveys. Read More 

Applying Campaign GPS Data to Monitoring Extension in the Basin and Range of Arizona | AUSTIN HOLLAND
Continuous GPS data show that Arizona is extending at a slower rate than the northern Basin and Range.  Unfortunately, the network of continuous GPS stations in Arizona lacks the spatial density and duration of operation necessary to determine where or if strain is concentrated within the broad extensional zone of the southern... Read More

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