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  • Inspecting Tanks, Lagoons & LPP – Cancelled

    St. Charles Administration Building 201 N 2nd St #429, St. Charles, MO, United States

    Cancelled due to insufficient registrations. Full Day Class: 8:30 AM - 4:00 PM DHSS General CEUs: 5.0 Select CEUs: Basic: 0, Advanced: 0, Inspector: 5, OSE: 0, Perc Tester: 0 […]

  • Troubleshooting Onsite Systems

    St. Charles Administration Building 201 N 2nd St #429, St. Charles, MO, United States

    Full Day Class: 8:30 AM - 4:30 PM DHSS General CEUs: 6 Select CEUs: Basic Installers: 6, Advanced Installers: 6, Inspectors and Evaluators: 6, Onsite Soil Evaluators: 0 DNR Wastewater […]

  • Aerated Treatment Units

    Turkey Creek Wastewater Plant 3457 W Eddy Lane, Joplin, MO, United States

    Full Day Class: 8:30 AM - 4:30 PM DHSS General CEUs: 7 Select CEUs: Basic Installers: 7, Advanced Installers: 7, Inspectors and Evaluators: 5, Onsite Soil Evaluators: 0 DNR Wastewater […]

  • Drip Irrigation

    Turkey Creek Wastewater Plant 3457 W Eddy Lane, Joplin, MO, United States

    Full Day Class: 8:30 AM - 4:30 PM DHSS General CEUs: 6.5 Select: Basic: 0, Advanced: 6.5, Inspectors: 6.25, Onsite Soil Evaluators: 4.0, and Perc Testers: 0 DNR Wastewater CEUs: […]

  • Trickling through Media Filters

    Ganey Engineering 3405 Old Hwy M, Imperial, MO, United States

    Full Day Class: 8:30 AM - 4:30 PM DHSS General CEUs: 6 Select: Basic: 0, Advanced: 6, Inspectors: 5, Onsite Soil Evaluators: 0, and Perc Testers: 0 DNR Wastewater CEUs: […]

  • Earthen Structures & Above-Ground Dispersal Methods

    Ganey Engineering 3405 Old Hwy M, Imperial, MO, United States

    Full Day Class: 8:30 AM - 4:30 PM DHSS General CEUs: 6.5 Select CEUs: Basic Installers: 3.5, Advanced Installers: 4.0, Inspectors and Evaluators: 3, Onsite Soil Evaluators: 1.5 DNR Wastewater […]

  • 2026 MSO Conference & Trade Show

    Register today for the once-a-year event to earn CEUs and learn about new technologies.  Register through our website and see details there. Register Now

  • Trickling through Media Filters

    Kearney Winsupply 1000 W Innovation Dr,, Kearney, MO, United States

    Full Day Class: 8:30 AM – 4:30 PM DHSS General CEUs: 6 Select: Basic: 0, Advanced: 6, Inspectors: 5, Onsite Soil Evaluators: 0, and Perc Testers: 0 DNR Wastewater CEUs: […]

  • Earthen Structures & Above-Ground Dispersal Methods for OWTS

    Kearney Winsupply 1000 W Innovation Dr,, Kearney, MO, United States

    Full Day Class: 8:30 AM – 4:30 PM DHSS General CEUs: 6.5 Select: Basic: 3.5, Advanced: 4, Inspectors: 3, Onsite Soil Evaluators: 1.5, and Perc Testers: 0 Member Price: $150 […]

  • Onsite Pumps, Panels & Electrical

    Johnson County Community Health Services 723 PCA Road #7913, Warrensburg, MO, United States

    Half Day Class: 8:30 AM – 1:30 PM DHSS General CEUs: 4.0 Select: Basic: 4, Advanced: 4, Inspectors: 4, Onsite Soil Evaluators: 0, and Perc Testers: 0 Member Price: $150 […]

  • Aerated Treatment Units

    Johnson County Community Health Services 723 PCA Road #7913, Warrensburg, MO, United States

    Full Day Class: 8:30 AM – 4:30 PM DHSS General CEUs: 7 Select: Basic: 7, Advanced: 7, Inspectors: 5, Onsite Soil Evaluators: 0, and Perc Testers: 0 Member Price: $150 […]

  • Basic Soils & How to Read a Soils Report

    Mid-County Fire Department 184 N Business Route 5, Camdenton, MO, United States

    Half Day Class: 8:30 AM – 2:00 PM DHSS General CEUs: 5 Select: Basic: 5, Advanced: 5, Inspectors: 0, Onsite Soil Evaluators: 5, and Perc Testers: 2 Member Price: $150 […]