IAPMO WE•Stand Monograph Now Available
IAPMO® has made the 2026 Water Efficiency and Sanitation Standard (WE•Stand) technical committee meeting monograph available for download.
Ontario, California — ARCSA International®, a leading authority in rainwater and stormwater harvesting, will host the ARCSA Technical Symposium, a new flagship industry event bringing together rainwater and stormwater professionals, engineers, designers, and sustainability leaders, May 20-21, 2026, at the Grundfos Headquarters in Brookshire, Texas.
The ARCSA Technical Symposium is designed to be a premier technical forum focused on the future of rainwater and stormwater solutions. Over two days, participants will engage in expert-led sessions, code updates, and collaborative discussions aimed at advancing system design, installation best practices, and regulatory innovation.
“The ARCSA Technical Symposium represents an important next step in how we connect science, design, and policy to support resilient water systems,” said ARCSA International Executive Director Heather Kinkade. “By bringing together leaders across the rainwater and stormwater sectors, we’re creating a platform for innovation that will help shape the future of sustainable water management.”
Key program features will include:

The symposium will be hosted at Grundfos’ state-of-the-art training facility, built to support immersive, hands-on learning and live demonstrations.
Registration will open in late 2025, with additional details on presentations, exhibitor participation, and sponsorship opportunities to follow. Attendance will be limited to foster collaboration and maximize engagement among participants.
About ARCSA International
Founded in 1994, ARCSA International, a member of The IAPMO Group, advances sustainable rainwater and stormwater harvesting practices through education, advocacy, training, and standards development. For more information, visit arcsainternational.org.
IAPMO® has made the 2026 Water Efficiency and Sanitation Standard (WE•Stand) technical committee meeting monograph available for download.
Ontario, California — IAPMO® has made the 2026 Uniform Solar, Hydronics and Geothermal Code (USHGC®) and Uniform Swimming Pool, Spa and Hot Tub Code (USPSHTC®) Technical Committee Meeting Monographs available for download.
IAPMO® is seeking volunteers to participate on the Technical Correlating Committee (TCC) to work toward correlation of the 2030 editions of the Uniform Plumbing Code (UPC®) and Uniform Mechanical Code (UMC®). The deadline to submit an application is May 22.