Online Education through OOWA

The Ohio Onsite Wastewater Association is now offering online education via our affiliation with the National Onsite Wastewater Recycling Association’s (NOWRA) online education platform.  Visit the NOWRA website here to explore the OOWA courses available or click on a course below.


O&M Sampling & Wastewater Overview
Design & Installation with O&M Considerations
Operational Start-up
Challenging Wastewater & Changing Water Usage
Introduction to Aerobic Treatment Units
Troubleshooting Aerobic Treatment Units
Introduction to Media Filters
Troubleshooting Media Filters
Compaction-The Enemy of System Longevity
Troubleshooting Pumps & Controls
Advanced Treatment Units
Inspection & Troubleshooting Septic Tanks
Effective Communication
Impacts from Water Treatment Devices & Microplastics

You can also purchase the OOWA Service Provider Alternative O&M Training Program for Pretreatment Products course here.

OOWA has received approval of some of the courses developed by NOWRA for continuing education for STS contractor and sanitarian registration.

Visit the NOWRA website here to explore the NOWRA courses available or click on an approved course below.



NOWRA Installer Academy *

NOWRA Installer: Intro and Safety
NOWRA Installer: Planning
NOWRA Installer: Soil and Site Concepts
NOWRA Installer: Distribution of Effluent
NOWRA Installer: Piping and Tanks
NOWRA Installer: Dosing and Controls
NOWRA Installer: Advanced Treatment

NOWRA Installer: Soil Treatment

NOWRA A to Z *

NOWRA Intro to Onsite & Wastewater
NOWRA Soil Treatment

NOWRA Operation and Maintenance

NOWRA Troubleshooting *

NOWRA Troubleshooting Flows
NOWRA Troubleshooting Septic Tanks
NOWRA Troubleshooting Pumps and Controls

NOWRA Troubleshooting Soil Treatment Systems
NOWRA Troubleshooting Media Filters
NOWRA Troubleshooting Microbiology
NOWRA Troubleshooting ATUs
NOWRA Troubleshooting Drain Field Malfunction
NOWRA Troubleshooting Malfunction Case Studies

*Course Numbers for courses approved for Ohio sanitarians:

OOWA courses: CE-0000001581 (Expires Dec. 22, 2021)

NOWRA Installer Academy courses: CE-0000001535 (Expires Sept. 16, 2021)

NOWRA A to Z courses: CE-0000001536 (Expires Sept. 16, 2021)

NOWRA Troubleshooting courses: CE-0000001534 (Expires Sept. 16, 2021)


Please contact the OOWA office if you have any questions.