This two-day event will bring together a wide range of rainwater and stormwater professionals, including engineers, system designers, installers, architects, sustainability practitioners, and more.

The Technical Symposium will provide a focused environment for advanced learning and discussion around the future of rainwater and stormwater solutions. Attendees can expect expert-led sessions covering system design, installation best practices, code and standards updates, and regulatory trends influencing the industry.

ARCSA International, a member of The IAPMO Group, continues to expand its educational programming and professional resources to support the growing demand for resilient water strategies nationwide. The 2026 Technical Symposium reflects this ongoing commitment to advancing best practices within the industry.