Combined Sewer Overflows
Principal Memoranda on Policy Issues

From time to time EPA releases memoranda discussing clarifying certain aspects of the CSO program and addressing implementation issues. Click on the links below to obtain versions of these documents.

• November 18, 1996: Memo addressing implementation of the nine minimum controls [PDF Format]
• May 19, 1998: Memo addressing implementation of the CSO Policy [PDF Format]
• July 7, 1999: Memo addressing water quality-based and technology-based CSO requirements [PDF Format]

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Last updated on July 10, 2003 3:43 PM
URL:http://cfpub.epa.gov/npdes/cso/memoranda.cfm