AHS News

The Arizona Geological Survey asks you to participate in a nationwide survey to assess the economic benefits of geologic mapping. All are invited to participate in a national assessment of...

We're happy to announce our 2020–2021 academic scholarship winners: Ammon F Cadogan, MS, UA, Civil Engineering, emphasis: Hydraulics and Water Resource Engineering Abigail Kahler, B.S., UA, Hydrology and Atmospheric Sciences...

The not-for-profit Groundwater Project publishes and provides free high-quality educational materials on their website. Managed by an international steering committee and a global advisory committee, the project addresses groundwater concerns...

Wildfire-related flooding and increased runoff may continue for several years in a burn area, but it is unusual for post-fire debris flows to occur beyond the second rainy season. Some...

After a wildfire, how intense does rainfall need to be to cause a debris flow? A research team from the University of Arizona Geosciences, AZGS, and the US Geological Survey...