Operator Training Committee of Ohio, Inc

3972 Indianola Avenue * Columbus, Ohio 43214-3158

Phone (614) 268-6826 * Fax (614) 268-3244

Email: otco@otco.org

Advanced Water Correspondence Course Online Registration​

This course is intended for individuals who have completed the basic water treatment course or have obtained an Ohio EPA Class Ohio EPA Class I Certification. Textbooks included for classroom and correspondence: Advance Water Workbook (OTCO 2008), Water Treatment (AWWA 4th Edition), Recommended Standards for Water Works 2003 (abridged), Ohio EPA Needs To Know Criteria, Rules of The Ohio Administrative Code (OAC) administered by the Division of Drinking & Groundwaters (8/2007) abridged for 2008, and Water Sources and Water Quality (AWWA 4th Edition). 

Payment for this training can be made by check or credit card. In order to invoice your company, a copy of the Purchase Order (PO) is required along with your registration.

For accuracy, please use your OTCO Student Number in conjunction with your name when registering. Those who have attended previous OTCO training since 1997 should have an OTCO Student Number. If you don’t have a Student Number, one will be issued after registering.


Select the available location from the drop down menu to the right.


OTCO reserves the right not to issue a refund for this course.


If you are paying by credit card you will receive a credit card receipt via email or regular mail within 5-7 business days.

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