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Wet Weather Improvement Plan Consent Decree Sewer Overflows

Where Do Overflows Occur in Hamilton County?

This map shows the distribution of sewer overflows throughout Hamilton County. (Click for larger view)Hamilton County sewers spill a mixture of storm water and raw sewage into area waterways as many as 105 times in a typical year. Affected waterways include the Ohio River, Little Miami River, Mill Creek, Muddy Creek, Rapid Run and other smaller neighborhood streams and tributaries.

The map on the right shows where combined sewers — which transport both sewage and storm water — and sanitary (sewage-only) sewers overflow in Hamilton County. There are currently 212 combined sewer overflow sites and 76 sanitary sewer overflow sites in the county.

Overflow sites are located both above and below the waterline of area rivers and streams.