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Online Wastewater Treatment Courses

NOWRA offers industry-leading online septic courses and a comprehensive online waste water treatment course experience designed for professionals across the onsite wastewater industry. These programs provide flexible, high-quality training for installers, designers, regulators, and service providers.

NOWRA A to Z

An overview of onsite wastewater treatment, including onsite wastewater basics, O&M, and soil evaluation and treatment. Ideal for new employees, regulatory professionals and students. This foundational program is one of NOWRA’s most comprehensive online septic courses, providing essential knowledge for those entering the field.

For the A to Z course overview and agenda detailsdownload here.

For details on the course offerings, click here to go to the course description page.

NOWRA Installer Training

Ideal for new installers, for those preparing for a certification exam, or for those looking to brush up on skills. This structured septic installer course provides practical instruction and exam preparation to support professional advancement in the wastewater industry.

For the Installer course overview, agenda, and details on the course offerings, click here to go to the course description page. Check out the NEW course offering for 2023!

NOWRA Troubleshooting

Ideal for designers, installers, regulators, service providers and more! This advanced training is part of NOWRA’s growing catalog of online septic courses, helping professionals diagnose and resolve system performance issues.

For the Troubleshooting course overview and agenda detailsdownload here.

For details on the course offerings, click here to go to the course description page.

NOWRA Design Course

NOWRA has developed many courses in the critical area of design of decentralized systems. These courses lay the groundwork for design and are continuously being expanded with new additions. As a specialized online waste water treatment course, this training supports professionals responsible for planning and designing compliant onsite systems.

For the Design course overview, agenda, and details on the course offerings, click here to go to the course description page. Check out the 9 NEW course offerings for 2023!

Technical Sessions

Select session modules that were presented at the 2020, 2021, and 2022 NOWRA Onsite Wastewater Mega-Conference and more. These sessions complement NOWRA’s broader online septic courses by offering focused technical education from industry experts.

For the Technical Sessions course modules overview, agenda, and details on the course offerings, click here to go to the course description page. Check out the 12 NEW course offerings for 2023!


National Continuing Education Approvals

  • National Association of Wastewater Technicians (NAWT) – All courses approved for continuing education credit
  • National Environmental Health Association (NEHA) – All courses accepted for continuing education credit

State Continuing Education Approvals

The following states have approved NOWRA’s training. If you don’t see your state listed and wish to receive continuing education credit, call your licensing or certification authority to find out if they will accept online education credits.

State NOWRA A to Z Installer Training Troubleshooting Design Course Technical Sessions
Colorado County specific County Specific County specific County specific County specific
Delaware Yes Yes In process In process In process
Georgia Yes Yes Yes Yes Yes
Indiana Yes Yes In process In process In process
Iowa Yes Yes Yes In process In process
Maine Yes Yes In process In process In process
Massachusetts Yes Yes Yes Yes Yes
Missouri Yes Yes Yes In process Yes
Nebraska Yes No Yes In process In process
New Hampshire Yes Yes Yes Yes Yes
Ohio Yes Yes Yes Yes Yes (except VA and Research)
Oklahoma Yes Yes Yes Yes Yes
Oregon Yes Yes Yes Yes In process
Vermont Yes Yes Yes Yes Yes
Virginia Yes Yes Yes Yes Yes
Washington Yes Yes Yes Yes In process
Wisconsin Yes In process In process In process In process