36th Annual Symposium – October 1-4, 2025 We-Ko-Pa Resort, Phoenix
The Southwest’s Premier Event for Hydrology & Water Resources Research, Management, & Public Policy
The 2025 AHS Symposium features presentations on water science, technology, and policy. We offered three workshops, field trips in central Arizona, plus fun networking opportunities (such as our Casino Night and icebreaker event), and more.
Thanks to Our Symposium Planning Volunteers!
Symposium Co-chair/AHSF raffle & auction MC: Michael Hulst, RMA Companies
Treasurer: John Villinski, Clear Creek Associates
Sponsorships: Mike Block, Retired, Metro Water District
Technical program co-chair: Chris Brooks, CAP
Technical program co-chair: Richard Siegel, Retired, SRP
Venue: Andrew Daus, West Consultants
Awards: Mekha Pereira, Montgomery & Associates
Student Support: Matthew Ford, Thomas Harder & Co
Keynote and guest speakers: Christie O’Day Bennon, City of Phoenix
Workshops: Justin Clark, Lynker
Field trips: Zackary Keller, SRP
Photographer: Milan Calendine, CANTERRA
AV: Davian Peterson, Tucson Water
Website, outreach, and online registration: Danielle O’ Callaghan , AHS Communication Coordinator
Onsite registration and coordination: Lori Block
Project WET Workshop Coordinator: vacant
Recent Symposia
Websites
Visit these sites for information about past symposia, including speaker, program, field trip, and workshop information.
Photos
Thanks to our “official” symposium photographer, Milan Calendine of hydroGEOPHYSICS, you can download images for free. To do so, click the arrow on the vertical menu to the left of the image. The shopping cart icon allows you to buy a trinket with the image imprinted on it — for example, a coffee mug, shirt, or print — through SmugMug.