News & Events

Techniques and Methods report from the USGS Arizona Water Science Center: Procedures for Field Data Collection, Processing, Quality Assurance and Quality Control, and Archiving of Relative- and Absolute-Gravity Surveys This particular...

The first is Historical floods and geomorphic change in the lower Little Colorado River during the late 19th to early 21st centuries (usgs.gov) by Joel Unema and others.  This report...

Arizona Geology Blog: Post-fire flooding and Debris Flow Impacts in the Museum Fire burn by Rebecca Beers (AZGS Research Scientist) On the week of July 12, 2021, torrential rains deluged...

Integrated Climate Research: Ecosystems, Water, Weather ICREWW is a Vertically-Integrated Project (VIP), a transformative research approach that engages a team of undergraduate and graduate students in a long-term, large-scale, multidisciplinary...

Arizona Geology Blog: U.S. 191 in Cochise County damaged by extensive ground fractures by Joe Cook U.S. 191, the main north-south highway in central Cochise County, was recently closed due...

Daniel Robinson is a Matrix Staff Hydrogeologist who was last seen the morning of June 23, 2021 at a remote jobsite in the area west of Sun Valley Parkway and...