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Water Management Association of Ohio

                                The only organization dedicated to all of Ohio's water resources.

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What We Do


For 50 years, WMAO has served Ohio by promoting effective management of our shared water resources.
We are the only professional organization in Ohio focused on all water disciplines, administered through five divisions and multiple interest areas. WMAO provides a forum of open discussion, industry evaluation, and educational outreach for its diverse membership to communicate and learn.