
Fast Facts
- Omaha is among more than 772 cities across the country required to reduce the number of combined sewer overflows into area rivers and streams.
- The CSO Program is an unfunded, federal mandate which requires Omaha to meet federal clean water standards by October 2037.
- The Program is estimated to cost $2 billion (2016 dollars) for the required improvements, paid for by all residential, commercial and industrial ratepayers in the Omaha metro and suburban communities who use the regional sewer system.
- Five types of solutions will be employed to meet the requirements: sewer separation, high rate treatment plants, stormwater conveyance sewer, deep tunnel and underground storage tanks.
Media Resources
Logo Downloads
The CSO! Program logo is available for download using the links below.

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