It's all about clean water.
Find out whyIn Your Neighborhood
Find an MSD project
MSD is hard at work upgrading the public sewer system. Find an MSD project across Hamilton County.
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View CSO Activity
View our Combined Sewer Overflow (CSO) Activity Map to find out which CSO outfalls in MSD's service area are suspected to be actively overflowing or were recently active (within the last 72 hours).
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Our Clean Water
Progress
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Features
LICK RUN GREENWAY
Visit the Lick Run Greenway, Cincinnati’s newest urban recreational space!
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MILL CREEK'S JOURNEY TOWARD RECOVERY
The Mill Creek, once named the most endangered urban stream in America, is on the road toward recovery.
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THE LATEST
News & Announcements
June 26, 2026
Notice of Construction and Traffic Alert for East End - Closure of WB Riverside Drive
The westbound lanes of Riverside Drive will be closed to thru traffic between Collins Avenue and 2233 Riverside Drive from July 1 through October.
MSD is is making improvements to sewer infrastructure in this area.
May 22, 2026
Sewer Backup? 5 Things You Need to Know to Prevent and Report
The Cincinnati area has been hit by a lot of rain over the past several days and more is coming. Here are 5 things you need to know to help prevent sewer backups (SBUs) or water intrusion and report an incident if it occurs.
- You can help prevent sewer backups and water intrusion by taking action before the storm hits. Visit msdgc.org/SBU-Resources
- Report possible sewer backups 24/7 to MSD at (513) 352-4900 or msdgc.org/sbu
- MSD will investigate every report of a possible sewer backup
- MSD will provide documentation of their visit
- Additional information is available at msdgc.org/SBU
April 01, 2026
UPDATE - Traffic Alert and Notice of Construction for Sedamsville (River Road)
Westbound River Road in Sedamsville - between Fairbanks Avenue and Mt. Echo Drive - will remain down to one lane through early May, as the result of project delays caused by weather and field conditions.