Blog Profile / Arizona Geology

Filed Under:Academics / Geology
Posts on Regator:2232
Posts / Week:4.7
Archived Since:March 16, 2008

Blog Post Archive

AZGS funding bill (SB1184) comes before AZ House Appropriations Committee - 15 March

Phil Pearthree examining columnar basalt, Verde River headwaters. Tucson. Senate Bill 1184 (SB1184), introduced by Senator Gail Griffin, would provide a state appropriation to fund the AZGS at the same level we were funded as a separate state agency. Show More Summary

LARA Committee passes AZGS' funding bill (SB1184 ) 7-0

Sen. Gail Griffin testifying before LARA The Arizona House Land, Agriculture and Rural Affairs Committee passed SB 1184, AZGS' funding bill, 7-0 this morning. Senator Griffin introduced and defended the bill. Arizona Rock Products Association's executive director, Steve Trussell, was on hand to voice his support. Show More Summary

Geomorphology for Floodplain Managers and Public Works

Graphic illustrating debris flow deposit features. Not surprisingly, landslides, slumps and earth fissures can disrupt water management systems, thereby hampering the work of floodplain managers. This Tuesday and Wednesday (3/7-3/8/2017),...Show More Summary

AZ Senator Gail Griffin leads republican charge to fund AZGS

On Saturday, Tom Beal of the Arizona Daily Star reported on Sen. Gail Griffin's efforts to re-establish state funding for AZGS in fiscal year 2018. Last year's state budget zeroed out AZGS funding and transferred the Survey to the Univ. Show More Summary

Surfing California's Atmospheric River

When you think of natural disasters in California, your mind’s eye naturally envisions earthquakes. And for good reason, the Pacific-North American plate boundary, manifested by the San Andres fault, slices through California from the Salton Sea north to northern California’s Point Delgada. Show More Summary

AZGS funding and MMNRE Museum bills passed by the Arizona Senate Appropriation Committee

Arizona Senate Appropriations Committee 2/14/2017 Yesterday, the Arizona Senate Appropriations Committee passed SB1184 by a vote of 9-1 to reinstate AZGS’ annual operating budget of $941,000 for FY 2018. This appropriation is commensurate with state funding received by the AZGS when it was a separate state agency in FY2016. Show More Summary

SB 1184 - Funding the Arizona Geological Survey in FY2018

On Tuesday, 14 Feb. 2017, between 2-5 p.m., SB1184 (see below) proposing funding for the Arizona Geological Survey (AZGS) comes before the Arizona Senate Appropriations Committee. The bill funds AZGS at the FY-2016 level of $941,000....Show More Summary

Mapping Earth Fissures in Arizona - An ongoing task!

Fresh earth fissure in southern Pinal County Over the past several years, the AZGS’ Earth Fissure Mapping team has identified new and reactivated earth fissures in Cochise, La Paz, Maricopa, and Pinal Counties. In early January 2017,...Show More Summary

Online release of our guide to geology of Organ Pipe Cactus National Monument and Pinacate Biological Preserve

Organ Pipe Cactus National Monument in SW Arizona and the Pinacate Biosphere Reserve in NW Sonora protect two magnificent yet geologically distinct parts of the Sonoran Desert. Rocks of the Organ Pipe-Pinacate region have been faulted and eroded into mountains and basins typical of the Basin and Range Province of SW North America. Show More Summary

USGS Mineral Commodity Summaries 2017 – How did Arizona fare?

The US Geological Survey just released their Mineral Commodity Summaries 2017, detailing mineral production in the U.S. in 2016. How did Arizona fare? “In 2016, 11 States each produced more than $2 billion worth of nonfuel mineral commodities. Show More Summary

Uranium concentration north of Grand Canyon likely related to natural sources

The U.S. Geological Survey just released a report indicating that elevated uranium concentration in spring water north of Grand Canyon is NOT the result of nearby uranium mining activity. Elevated concentrations are instead likely due to natural sources and not to past mining at the nearby Pigeon Mine. Show More Summary

New two-mile-long earth fissure discovered in southern Pinal County

Figure 1. Appearance of Tator Hill fissures in December 2014 Google Earth imagery. Red arrows point to the new fissure; blue to an older, previously mapped fissure. Note sharp, unvegetated appearance of new earth fissure compared to old fissure. Show More Summary

4 New Geologic Map Quadrangles in Arizona

Map showing approximate location of maps AZGS just released four (4) new geologic map quadrangles for western and southeastern AZ, (see map for approximate locations). The maps are free to download at our online document repository - 'Recent Submissions' at (bottom of the page). Show More Summary

New Leadership at Arizona Geological Survey

Dr. Phil Pearthree AZGS has a new director and Arizona a new State Geologist. University of Arizona Dean of Science, Dr. Joaquin Ruiz, confirmed that Phil Pearthree, Ph.D., is the new director of the Arizona Geological Survey. As part of his duties, Dr. Show More Summary

History of the Morenci Mining District, Greenlee County, Arizona

Smelter of the Detroit Copper Mining Co., ca. 1896. The definitive mining history of Arizona's iconic Morenci mining district by geologist David Briggs is now available online at More Summary

Small Magnitude Earthquakes in NW Arizona 22-25 Nov 2016

Three (3) small magnitude earthquakes occurred in northwestern Arizona over the past week. The largest event was M 2.2, ~ 22 miles south of Colorado City, AZ, on 22 Nov. at 7:31 pm. USGS estimates the focus (depth) at 13.3 km. On the included map, yellow circles represent earthquake epicenters. Show More Summary

High Grade Uranium & Copper Intercepts at the Canyon Mine , Coconino County, Arizona

Energy Fuels Inc. Canyon Mine property, 9 miles south of the South Rim of Grand Canyon, Arizona, is reporting high-grade uranium and copper intercepts. Uranium markets are floundering at about $20/pound, so the discovery of high-grade copper intercepts is an unlooked for economic boon. Show More Summary

Guide to the Geology of Sedona & Oak Creek Canyon, Arizona

Sedona's Red Rock country includes some of the most spectacular scenery to be found in Arizona. AZGS’ Down-To-Earth booklet, 'A Guide to the Geology of the Sedona & Oak Creek Canyon Area, Arizona' by John Bezy describes and illustrates just how that landscape formed. Show More Summary

Arizona's Morenci Mining District - 1870 - 2015

Drawing near, the definitive mining history of Arizona's iconic Morenci mining district by mineral exploration consultant David Briggs.This 76-p manuscript with 41 illustrations detailing mining activity in the Morenci area from 1870 to 2015 will be released as an AZGS Contributed Report in the final weeks of Nov. Show More Summary

Citizen Science - Digitizing the Geology of the McDowell Mtns.

Brian Gootee (AZGS geoscientist) worked closely with geologist Steve Skotnicki and with Dan Gruber & others of the McDowell Sonoran Conservancy Field Institute to digitize Steve's original mapping of the geology of the McDowell Mountains of central Arizona. Show More Summary

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