WEF/WEAT Collection Systems and Stormwater Conference 2025
July 15-18, 2025 | George R. Brown Convention Center, Houston, TX
Register Now View the full Program
The latest about CSSW 2025
This conference is hosted by the Water Environment Federation in partnership with the Water Environment Association of Texas.
Save the date for the 2025 Collection Systems and Stormwater Conference!
Education & CEUs
Now announcing the full technical program for the WEF/WEAT Collection Systems and Stormwater Conference! Click below to learn more about the 26 sessions, 3 workshops, and 2 tours on offer.
Info on Continuing Education Credits
Learn About Speaker Requirements
Exhibition
General Sales are now Open!
Sponsorships are also available. See below for a listing of available opportunities:
View the Sponsorship Prospectus
Please contact Micah Tsoi at mtsoi@wef.org or by phone at +1.703.684.2409 for any further questions.
Find Out How to Exhibit & Sponsor
Conference Sponsors
Registration Information
WEF/WEAT Collection Systems and Stormwater Conference is now open!
| Registration |
Early Bird Registration Fee |
Standard Registration Fee |
||
| Member* | Nonmember | Member* | Nonmember | |
| Full Conference | $745 | $1,055 | $965 | $1,385 |
| Full Conference Student | $0 | $225** | $0 | $295** |
| One Day Conference | $435 | $555 | $575 | $715 |
| Expo Only | $145 | $145 | $145 | $145 |
* - You must be an active WEF or WEAT Member to qualify for these rates. Join or renew today.
** - Student Nonmember: To qualify for the Student Non-Member rate, you must provide proof of enrollment in a minimum of six (6) credit hours at an accredited college or university and provide written documentation on school letterhead, verifying your student status.
CSSW 2025 Workshops and Tour Fees
| Item | Description | Date & Time | Member | Non-Member | Student Member | Student Non-Member |
|---|---|---|---|---|---|---|
| Workshop A | Winning at I/I Reduction – Building on Key Learnings from Successful Utilities | Tue, July 15 8:30am - 5:00pm |
$195.00 | $225.00 | $0.00 | $175.00 |
| Workshop B | Smart Infrastructure for Sewer Solutions: Understanding the physical, digital, and management systems that make sewers smart | Tue, July 15 8:30am - 5:00pm |
$195.00 | $225.00 | $0.00 | $175.00 |
| Workshop C | Innovative Tools for Planning & implementation of Targeted Sweeping for Water Quality | Tue, July 15 1:30pm - 5:00pm |
$100.00 | $125.00 | $0.00 | $100.00 |
| Tour A | City of Houston – 69th Street Wastewater Treatment Plant | Wed, July 16 1:00pm - 3:00pm |
$60.00 | $60.00 | $60.00 | $60.00 |
| Tour B | Keith-Wiess Park Stormwater Detention and Water Quality Basin Tour | Thu, July 17 8:00am - 11:00am |
$60.00 | $60.00 | $60.00 | $60.00 |
Registration Fee Includes
- Access to Technical Sessions
- Networking events
- Digital conference proceedings
- Lunch & Reception – Wednesday, July 16
- Lunch – Thursday, July 17
Workshops are not included with conference registration. More information about workshops will be announced soon.
Member Rate Qualifications
To qualify for member rates, you must have a current individual WEF or WEAT membership, valid through the date of the event you are attending. You should have your member ID number. Though your institution may be a member of WEF or WEAT, you must maintain an individual WEF or WEAT membership to be eligible to receive the member rate.
Nonmember
If you are not a WEF or WEAT member or your membership lapses and is not renewed by the time of the event, you will either have to join/renew your membership or pay the non-member rate for the event.
Students who are not members of WEF or WEAT must pay the student nonmember rate and provide proof of student status during the registration process.
Payment
Online registration payments are by credit card only (Visa, Mastercard, or American Express).
Cancellation and Substitution
A written request for cancellation/refund must be submitted by Friday, June 27, 2025. WEF will charge a 25% cancellation fee and refund 75%. No refunds will be issued for cancellations requested after this cancellation date, Friday, June 27, 2025. Rather than canceling, consider sending a substitute. An organization may submit a request to substitute one person for another in writing by Friday, June 27, 2025.
Important Note
All attendees must have a unique email address registered. If you are registering for someone else, please enter their email address.
Housing Information
2025 Conference Headquarters Hotel:
Hilton Americas - Houston
1600 Lamar Street | Houston, TX 77010
Conference Rate: $225.00/night + 17.5% occupancy tax (tax subject to change)
Conference Government Rate: $128.00/night + 17.5% occupancy tax (tax subject to change)
Reservation Deadline: Monday, June 23, 2025
Getting To and From Houston
- William P. Hobby Airport (Approximately 11 miles from the George R. Brown Convention Center)
- George H. W. Bush Intercontinental Airport (Approximately 17 miles from the George R Brown Convention Center)
- George R Brown Convention Center
- George R Brown Convention Center Parking, Maps and Directions
Policies, Terms, and Conditions
Questions? Please contact: Registration@wef.org
Join us at the Texan Takeover!
The Water Environment Association of Texas (WEAT) invites CSSW Conference attendees for a lively evening bringing together water professionals from across the country for an authentic taste of Texas hospitality.
Expect good food, great beer, and even better company as we celebrate our shared passion for clean water and strong communities. Whether you’re a longtime WEAT member or new to the scene, this is your chance to unwind, make connections, and enjoy the best of what Texas has to offer. Y’all don’t want to miss it!
Date: 5:30 PM, July 15, 2025
Location: Saint Arnold Brewing Company
Registration fee: $35 for CSSW Conference attendees
Register by June 30 to ensure you're on the list!
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