The event will be held at the Pasadena Convention Center. Geosyntec is sponsoring the Pollutants of Concern and True Source Control Track.
CASQA 2025 brings together members of the stormwater community for multiple days of training, discussions, and exhibits addressing the challenges and opportunities facing stormwater professionals in California and beyond. The theme of this year’s event is “Resilient Watersheds, Innovative Solutions.”
CASQA is a nonprofit corporation that advances sustainable stormwater management protections of California water resources. It represents more than 34 million people across the state.
More Information
Learn more about the conference.
Learn more about CASQA.
For more information on stormwater quality, contact Brandon at BSteets@Geosyntec.com.
To learn more about our practitioners, click on their names below.
Geosyntec Participation
Presenters
GI at the Ready: How to Assess Municipal Facilities for Green Infrastructure Opportunities
Geosyntec Presenter: Fiona McHenry-Crutchfield
Co-Presenter: Beatrice Musacchia, County of Orange
Date/Time: Monday, September 15, at 11:30 a.m. PT
Novel Hydrogeology Approach for Stormwater Infiltration Project Siting and Design in Los Angeles Region
Geosyntec Presenter: Curtis Fang, PE, PMP, QSD, QISP
Co-Presenter: Gurjot Kohli, Stantec
Date/Time: Monday, September 15, at 2:00 p.m. PT
Big Win for a Small City: Planning, Construction, and Funding Lessons Learned in the Carpinteria Green Infrastructure Project
Geosyntec Presenter: Avery Blackwell, PE
Co-Presenter: Erin Maker, County of Santa Barbara
Date/Time: Monday, September 15, at 3:05 p.m. PT
Santa Barbara County Trash Compliance: Navigating Challenges and Lessons Learned From Planning Through Construction
Geosyntec Presenter: Avery Blackwell, PE
Co-Presenter: Elizabeth Elliott, Santa Barbara County
Date/Time: Monday, September 15, at 4:00 p.m. PT
Defining “Natural”: Characterizing Background Stormwater Quality
Geosyntec Presenter: Brandon Steets, PE
Date/Time: Tuesday, September 16, at 10:05 a.m. PT
Bridging Data Gaps in Water Management: Strategies for Equitable Climate Adaptation
Geosyntec Presenter: Alyssa Yu
Co-Presenter: Kim Clark, Southern California Association of Governments
Date/Time: Tuesday, September 16, at 11:30 a.m. PT
15 Years of Streets to Streams: OCTA’s Environmental Cleanup Program Success Story
Geosyntec Presenter: Megan Otto, PE
Co-Presenter: Alison Army, Orange Co
Date/Time: Wednesday, September 17, at 9:00 a.m. PT
Moderators
One Water Resilience in Southern California: Perspectives From Leading Agencies
Geosyntec Moderator: Stephanie Zinn
Date/Time: Monday, September 15, at 4:00 p.m. PT
Enhancing Infiltration and Road Runoff Pollutant Removal Through Soil Amendments in Compacted Roadside Soils in Clear Recovery
Geosyntec Moderator: Lisa Austin, PE
Date/Time: Tuesday, September 16, at 11:00 a.m. PT
Life-Cycle Cost Assessment of BMPs Using a State-of-the-Art Full-Scale Test Facility
Geosyntec Moderator: Lisa Austin, PE
Date/Time: Tuesday, September 16, at 11:30 a.m. PT
Trash Reduction Post Mortem—What Worked and What Didn’t in the Bay Area’s Journey to 100% Trash Reduction in 2025
Geosyntec Moderator: Lisa Welsh, PhD, QISP
Date/Time: Wednesday, September 17, at 9:35 a.m. PT
Evaluation of Innovative and Effective Trash Capture Technologies in Urban Southern California
Geosyntec Moderator: Lisa Welsh, PhD, QISP
Date/Time: Wednesday, September 17, at 10:05 a.m. PT
Poster Presenter
Recreational Health Risk Screening Using DNA Markers in Marina del Rey Harbor
Geosyntec Presenter: Jared Ervin, PhD
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