Collection Systems and Stormwater Conference
July 8-11, 2026 | Oregon Convention Center, Portland, OR
The Collection Systems & Stormwater Conference brings together the people responsible for keeping water moving, safely and sustainably, through our communities. From collection system operators and engineers to stormwater managers, regulators, and solution providers, this event is where the practical realities of wet weather, aging infrastructure, and climate-driven risk meet real-world solutions.
Education & CEUs
The 2026 Collection Systems and Stormwater conference Call for Content is officially open! Now accepting abstracts and interactive session proposals.
Be sure to download and review the 2026 CSSW Call for Content for complete details on submission topics, tips and deadlines.
SUBMIT TODAY
Exhibition
Meet the solution providers supporting collection systems and stormwater programs, from inspection and monitoring to rehabilitation, modeling, and field technologies.
Interested in becoming a sponsor? Please contact ConferenceSales@wef.org or +1.703.684.2437 to explore options.
Registration & Hotel
Everything you need to plan your conference experience, including access to registration and nearby hotel options for attendees. Stay tuned - more information will be announced soon!
Where the Water Sector Connects
See how WEF connects the people and ideas driving clean water and public health. Membership gives you access to benefits, resources, and a network committed to impact.
Visit Our Community Platform
This virtual workspace, called WEFUnity, empowers WEF members to network and collaborate in an online environment.
See What's New on WEFUnity
EXPLORE ALL PRACTICE AREAS
WEF is a source of high-quality technical resources featuring the latest research, news, and education. WEF's members and other credible resources have created and compiled this information into the Practice Area groupings listed in the dropdown menu.
Test your knowledge of wastewater and laboratory with a 10-question, multiple-choice quiz. Quizzes incorporate math, safety, and various other topics to help you test, maintain, and advance your wastewater knowledge.
