Indiana Onsite Wastewater Professionals Association

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These study questions are designed to prepare you for the training and testing of the IOWPA Installer and Inspector's certification exams.   Please reference our calendar for training and testing date opportunities.

Disclaimer: These study questions are provided for your convenience by Indiana Onsite Wastewater Professionals Association's (IOWPA) Certification Committee and the Indiana State Department of Health.   They were prepared to assist in the training of the placement, design or construction of septic treatment or disposal systems. The original draft of these questions was prepared by Greg Lake, Kokomo, Indiana. Please forward comments about how this study guide could be improved to 

No information about the user or their performance is collected or kept when the session is ended. It is intended strictly for the benefit of the user.

Below is the link to the most recently revised practice exam. 

Please be sure to use a copy of the NEW Rule for a study guide which may be found on the Home Page.