Midwest Water & Wastewater Operator Expo 2026

Kalahari Resort & Convention Center - Wisconsin Dells, WI
February 10 & 11, 2026

The Expo, sponsored by WWOA and WIAWWA, is host to major manufacturers in the water and wastewater industry. Learning, networking and sharing product information will be center stage at the Expo on February 11 & 12 at the Kalahari. The Expo attendance continues to grow each year and again this year will prove to be an exciting, fun and interactive opportunity to meet water professionals.

Highlights include:

  • In-booth vendor talks
  • Multiple classroom sessions
  • Water & Wastewater topics each day
  • Competitions
  • Raffle prize drawings daily (earn your tickets by attending in-booth talks and classroom sessions - the more you learn, the more you earn!
  • Networking with other utility professionals
  • And more!

Room Rates:

Hotel Information:  $149/night - Booking Website: https://book.passkey.com/event/51106901/owner/49796246/home. The hotel block expires January 10, 2026. 

Whova:

Whova will be the official event app! 

Credits:

TBA

Refunds:

All refund requests must be submitted by January 26, 2026. After this date, no refunds will be issued.

Attendee Registration

Expo ONLY Registration Fee(s) (per person):

  • Two Day Expo (Tuesday AND Wednesday): $89
  • One Day Expo (Tuesday OR Wednesday): $69

WWOA and WIAWWA Seminars are separate fees:

  • WWOA Seminar (Tuesday): $105 - includes one-day pass to Tuesday Expo
  • WIAWWA Distribution Seminar (Wednesday): $105 - includes one-day pass to Wednesday Expo
  • WWOA Seminar Day One (Tuesday) & Exhibit Hall Day Two (Wednesday) - $174
  • Exhibit Hall Day One (Tuesday) & WIAWWA Seminar Day Two (Wednesday) - $174
  • WWOA and WIAWWA Seminars w/ both exhibit hall days - $210

For any questions regarding attendee registration, please reach out to WWOA at This email address is being protected from spambots. You need JavaScript enabled to view it. or 414-908-4950 ext. 125. No refunds after January 26, 2026.

Click Here for Attendee Registration

WWOA Seminar Agenda

Tuesday, February 10th, 2026

CECs: Earn 5.5 Wastewater Continuing Education Credits for attending - pending DNR approval.

7:30 - 8:00 AM Registration
8:00 - 8:40 AM From Field Data to Operational Insight: Modern Tools Transforming Wastewater Systems
Marcus Bush – TYLin
8:40 - 9:25 AM Low D.O. Operation – Efficiency and Optimization for Nutrient Removal
Jack Karnes – Strand Associates 
9:25 - 10:10 AM Class A Sludge Management and Monitoring
Ryan Yentz - Strand Associates
10:10 - 10:30 AM Municipal Environmental Group – Wastewater Division (MEG Wastewater) – A Resource for Municipal Wastewater Utilities    
Vanessa Wishart – Stafford & Rosenbaum   
10:30 - 11:00 AM Break in Expo Hall
11:00 - 11:30 AM The Complexity, Challenges, and Options of Biosolids Testing for PFAS
Nick Nigro – Pace Analytical
11:30 AM - 12:00 PM The Fate of PFAS in a Biosolids Dryer  
Patrick McNamara – Marquette University
12:00 - 1:00 PM Lunch
1:00 - 1:40 PM DMR Flight School: Steering Clear of Frequent Flyer Mistakes
Amy Garbe & Brooke Klingbeil - DNR
1:40 - 2:00 PM DNR Update
Amy Garbe - DNR

WIAWWA Seminar Agenda

Wednesday, February 12th, 2025

CECs: Earn 5.5 Wastewater Continuing Education Credits for attending - pending DNR approval. 

8:00 - 9:00 AM Panel Discussion: Valve O&M, Hydrant O&M, Meters O&M
  • Eric Fulsaas - City Water
  • Shane Diederichs - Manitowoc Public Utilities
  • Tom Rosemeyer - Madison Water
  • David Laux - Madison Water
  • Steel Morton - Madison Water
  • Eric Zygarlicke - DePere Water
9:00 - 9:30 AM Hydrant Repairs 101
Trevor Thompson- Ferguson
9:30 - 10:00 AM Trenching Options
Jon Hering- Wisconsin Shoring
Steve Hayek- Kenosha Water
10:00 - 10:30 AM Leak Detection, Insertion Ball Results
Zach Pethan- Manitowoc Public Utilities
10:30 - 11:00 AM Vendor Visits, Meter Challenge and raffle (10:45)
11:00 - 11:30 AM Digger’s Hotline- Liability Overview and Changes
11:30 AM - 12:00 PM Water Tower - Dry Inspections, What You Should Look For.
Tyler Argall- USG Water Solutions
12:00 - 1:00 PM Lunch
1:00 - 1:30 PM Case Study: 20” Water Main Installation Challenges 
Ben Huffman- South Milwaukee
1:30 - 2:00 PM Traffic Control and Work Zones
WI DOT
2:00 Seminar ends - visit expo hall for vendors and raffle

Vendor Registration

Registration Fee Per Exhibitor

  • $600 before December 31, 2025
  • $700 after December 31, 2025

Exhibitor Fee Includes:

  • Two (2) conference registrations with the first booth
  • One (1) additional registration with each additional 8x10 booth
  • Continental breakfast and lunch
  • Table with pipe and drape and chairs
  • One (1) 110 Volt electrical connection
  • Sponsorship of the Social Event on Tuesday

Exhibitor Hours: 8:00 AM - 3:00 PM Tuesday & Wednesday

Exhibit Hall Set Up:

Monday, February 10th: 3:00 - 8:00 PM

Tuesday, February 11th: 7:00 - 8:00 AM

Raffle Drawings:

There are raffle drawings throughout both days of the Expo. Please consider donating a prize for the raffle- there's a field on the registration form to indicate your donation. Recommended prize value: minimum $50.

Competition Information:

Meter Challenge - A fast-paced contest pits competitors against the clock to assemble a water meter from a bucket of parts!

Click here for Exhibitor Registration

 

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