Protecting What Matters. Powering What’s Next.

For over 100 years, the Miami Conservancy District has protected Southwest Ohio from flooding, supporting safe communities and a strong economy.
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PROTECTING THE REGION

People. Property. Infrastructure. Billions protected across the region.
How it Works

KEEPING IT STRONG

Built to protect. Maintained to perform. Ongoing investment keeps your community safe as conditions change.
Capital Projects

FUNDING THE FUTURE

Today's funding doesn't match today's needs. Sustainable investment protects the people here.
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What Is Happening

News & Public Notices

FOR IMMEDIATE RELEASE Unusual August Storms Put Miami Conservancy District Regional Flood Protection System to Work Four dams stored 5.8 billion gallons during the largest high-water event of 2026 ...

Miami Conservancy District
Posted on Aug 25, 2026
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Fairfield joins as the 23-member regional partnership's newest addition, extending the riverfront-to-riverfront network's southern reach deeper into Butler County   August 25, 2026 — The Great Mi ...

Miami Conservancy District
Posted on Aug 25, 2026
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The Board of Directors of The Miami Conservancy District and its Subdistricts will hold its regular meeting on August 26, 2026, at 9:00 a.m. at the Miami Conservancy District located at 38 East Monume ...

Miami Conservancy District
Posted on Aug 19, 2026
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The Board of Appraisers of The Miami Conservancy District and its Subdistricts will meet on July 23, 2026, at 10:00 a.m. The meeting will take place at The Miami Conservancy District located at 38 E. ...

Miami Conservancy District
Posted on Jul 16, 2026
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Hamilton Low Dam Modification Project - Lower Great Miami River Restoration Initiative · Phase 1 Current phase: Design & technical evaluation — construction has not begun A project by the City of ...

Miami Conservancy District
Posted on Jul 16, 2026
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THE GREAT MIAMI RIVERWAY

More than just a river

The Great Miami Riverway is a program of the Miami Conservancy District, convened with local communities, to support and encourage people to live, work, and play safely along the Great Miami River.

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MIAMI CONSERVANCY DISTRICT

Who we are

Miami Conservancy District is a pioneering organization at the forefront of flood protection, water stewardship, and recreation since 1915.

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