Miami Conservancy District - MCD

Miami Conservancy District - MCD Est. 1915 💧Protecting SW Ohio communities from flooding, preserving water through stewardship, and promoting enjoyment of our waterways MCD is all about water.

Protecting. Preserving. Promoting. Flood Protection

People and businesses along the Great Miami River in southwest Ohio enjoy life without flooding concerns. MCD’s system of five dry dams, retarding basins, 55 miles of levees, and preserved floodplain provide a nearly unparalleled level of protection. Water

Water is the key to healthy people and healthy communities. MCD monitors and protects our

region’s water. River Fun

And water isn’t just for drinking. Rivers are outdoor playgrounds. MCD is working to bring more and more people to the river. Vision

Thriving communities, a healthy watershed and a higher quality of life, sustained by well-managed water resources throughout the watershed.

We’re planning to enjoy a little sunshine this weekend ☀️—so unless conditions change, you probably won’t hear another u...
05/30/2026

We’re planning to enjoy a little sunshine this weekend ☀️—so unless conditions change, you probably won’t hear another update from us until Monday.

We’re happy to finally see the sun again after a hectic few days.

If you’re out along the river this weekend, please stay safe. The water may look inviting, but currents are still strong and there’s still debris moving through the system. Best to give it a few more days before getting in.

How about a nice walk, run, or pedal on the trails? Drop a photo of your trail adventures. Especially cute photos of your dog. We need a break from high water pictures for awhile. 🤗

05/29/2026

3.8 billion gallons later… southwest Ohio is headed into a dry weekend.

After another very wet week across the Great Miami River Watershed, the Miami Conservancy District flood protection system stored an estimated 3.8 billion gallons of water—making this event the 154th largest storage event in MCD history. That's out of more than 2,190 for those if you following along at home.

Over the past 7 days, rainfall totals across the watershed ranged from 1.75 to 7.00 inches. That runoff led Germantown, Englewood, Taylorsville, and Huffman dams to temporarily store floodwater to help reduce flood risk downstream.

This was the 9th high water event of 2026.

River levels reached first action stage in Dayton, West Carrollton, Miamisburg, Franklin, Middletown, and Hamilton. MCD staff also closed floodgates in Middletown and Hamilton Wednesday night.

Englewood Dam remains in storage today, but with dry weather in the forecast, river levels are expected to continue falling through the weekend.

After a rainy stretch like this, a little sunshine feels well earned ☀️

05/29/2026

As flooding and high water levels slowly recede throughout the Miami Valley, the Miami Conservancy District has a tool to check those conditions on a consistent basis. According to the conservancy,…

05/29/2026
Flood protection doesn’t end when the rain stops.After the water recedes, the work continues — inspecting structures, cl...
05/29/2026

Flood protection doesn’t end when the rain stops.

After the water recedes, the work continues — inspecting structures, clearing debris, checking equipment, and preparing for whatever comes next.

A lot happens behind the scenes to keep this system strong.

And our crews are out there doing it every day.

05/29/2026

Several days of steady rainfall find the Miami Conservancy District managing its ninth high‑water event of the year, with four major dams now temporarily storing floodwater across the region.

May 28 High Water Update: 4 Dams Storing Floodwater Across the Watershed! The Miami Conservancy District flood protectio...
05/28/2026

May 28 High Water Update: 4 Dams Storing Floodwater Across the Watershed! The Miami Conservancy District flood protection system is responding to its 9th high water event of 2026.

At this time, Germantown, Englewood, Taylorsville, and Huffman dams are storing floodwater as runoff flows through Southwest Ohio.

Over the past 2 days, the region received 0.50 to 2.00 inches of rainfall, causing river levels to rise across the region.

MCD staff closed floodgates in Middletown and Hamilton as part of normal flood operations. River levels reached first action stage in Dayton, West Carrollton, Franklin, Middletown, and Hamilton. The parks at West Carrollton and Moraine remain closed while they store floodwaters.

This is how the system is designed to work—temporarily storing floodwater upstream to reduce flows downstream and help lower flood risk for communities throughout Southwest Ohio .

MCD staff continue monitoring conditions around the clock and will share updates as conditions change.

More is on the way. We're ready!
05/26/2026

More is on the way. We're ready!

Flash flooding from excessive rainfall is possible from late tonight through late Wednesday night across parts of Indiana, Kentucky, and Ohio. Warm front lift will bring several rounds of showers and thunderstorms. Rainfall up to 1 inch is likely, with 2 to 3 inches, locally more, possible. Flooding may affect rivers, creeks, streams, and low-lying areas. Turn around, don’t drown.

Address

38 E. Monument Avenue
Dayton, OH
45402

Opening Hours

Monday 8:30am - 4:30pm
Tuesday 8:30am - 4:30pm
Wednesday 8:30am - 4:30pm
Thursday 8:30am - 4:30pm
Friday 8:30am - 4:30pm

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