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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), the State Onsite Regulators Association (SORA), and the Missouri Smallflows Organization (MSO).

  • Date: 10/30/2022 12:00 AM - 11/2/2022 12:00 AM
  • Location 333 S John Q Hammons Pkwy, Springfield, MO 65806 (Map)
  • More Info: University Plaza Hotel & Convention Center, Springfield, MO


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.

Annual Wastewater Treatment Conference | NOWRA