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Onsite Wastewater Mega-Conference


The Onsite Wastewater Mega-Conference is a national, collaborative effort between the National Onsite Wastewater Recycling Association (NOWRA), the National Association of Wastewater Technicians (NAWT), and the State Onsite Regulators Association (SORA). The 2022 Onsite Wastewater Mega-Conference is being held in Springfield, Missouri in conjunction with NOWRA's state affiliate, the Missouri Smallflows Organization (MSO).


Exhibitor and Attendee Registration is now OPEN! Go to the Exhibitors or Attendee Registration pages and sign up now!  Don't miss out on the Onsite Event of the year!

Exhibitor Registration

Attendee Registration




The Mega-Conference is the largest event of its kind and offers onsite/ decentralized professionals the highest quality education and training available. The 2021 event was held October 17-20 in San Marcos, Texas. The 2022 conference will be held at the University Plaza Hotel and Convention Center in Springfield, Missouri.



Join the country's go-to onsite wastewater organization for training opportunities, industry updates, & professional services—and to make sure your voice is heard in Washington.

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