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This conference is jointly hosted by the Water Environment Federation and International Water Association, in cooperation with the Pacific Northwest Clean Water Association, the IWA USA National Committee, and the IWA Nutrient Removal and Recovery Specialist Group.

Save the Date for the WEF/IWA Innovations in Process Engineering 2023 Conference June 6-9, 2023 in Portland, OR.

The Call for Content is now closed. The deadline for all submissions was January 23rd at 11:59 p.m. Eastern (UTC -4). The technical program will be announced in March 2023.



The Call for Content is now closed. The deadline for all submissions was January 23rd at 11:59 p.m. Eastern (UTC -4). The technical program will be announced in March 2023.


Learn more about what was offered in 2022 in Miami below.

View the 2022 Program 


Questions? Please contact:
WEF Education and Training
[email protected]
703-684-2400 x7450 


Registration for WEF/IWA Innovation in Process Engineering will open in March 2023.

View the 2023 Conference Rates and details below or click here to download the rates.

Full Conference Registration Includes:
Access to Technical Sessions, Exhibitions, networking events, and digital conference proceedings. Workshops are not included with conference registration.

Member Rate Qualifications:

To qualify for member rates, you must have a current individual WEF or IWA 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, you must maintain an individual WEF membership to be eligible to receive the member rate.  For more membership information, check here.  

If you are not a member or your membership lapses and is not renewed by the event, you will either have to join/renew your membership or pay the non-member rate for the event.

Students that are not a member of WEF must pay the student nonmember rate and provide proof of student status.

Online registration payments are by credit card only (Visa, Mastercard, or American Express). 

Important Note:
All attendees must have a unique email address registered. If you are registering for someone else, please be sure to enter their email address.

Questions? Please contact:

[email protected]



2023 Conference Headquarter Hotel: Hyatt Regency Portland

2023 Conference Rate: $219.00/night plus occupancy taxes and fees

Reservations through the official conference room block will open here in 2023.


Interested in 2023 sponsorship information?
Let us know and we will alert you as soon as information is available!

Request information


Continuing Education

WEF provides an easy way for conference participants to receive continuing education (CE) credits through reliable credit tracking, anytime access to CE credit documentation and archived record keeping for state reporting. 

Access to Continuing Education (CE) Credits for conference registrants will be available within 4 weeks after the event.  The direct link will be provided on this page and in email after the conference.


For Professional Engineers: WEF education and training events are accepted in most U.S. state licensing boards. WEF maintains Provider Status with several state engineering boards, including the Florida Board of Professional Engineers (FBPE) and the New York State Education Department (NYSED).

For Professional Operators: This event is heavily focused on topics related to engineering. If you are seeking approval for this event for Wastewater Operators in your state, please contact our CE Credit Program through [email protected] for assistance.

States’ licensing boards encourage licensees to familiarize themselves with credit policies and requirements, and to verify which events are approved or accepted in their state(s).


These details apply to the Innovations in Process Engineering Conference 2022 – for more information regarding WEF’s CE Credit Program please visit the WEF Education homepage.



     Questions about CE credits at WEF events?  Contact us at [email protected] and 1-800-666-0206.