Call for 2022 AHS Officers

Respond by October 29 It's time to start nominating officers for the Phoenix, Tucson, and Flagstaff Chapters for 2022. If you are interested in running for office yourself or nominating...

2021 AHS Symposium Recap

—Mike Hulst and Mike Block, Symposium Co-Chairs Check out more photos by Shawn Calendine. Thanks to all of our sponsors, exhibitors, and raffle prize contributors! Well, the 33rd Annual Symposium...

2021 AHS Symposium Images

Thanks to Shawn Calendine, AHS Tucson Chapter Secretary, we have images to share from the 2021 AHS Symposium! If you attended the symposium, you may have noticed Shawn angling for...

Report from the USGS Arizona Water Science Center

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...