This policy addresses significant noncompliance (SNC) violations associated with combined sewer overflows (CSOs), sanitary sewer overflows (SSOs), concentrated animal feeding operations (CAFOs), and storm water point source discharges covered by the National Pollutant Discharge Elimination System (NPDES) program under the Clean Water Act (CWA).
Issued October 23, 2007You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.
- Cover Memo Transmitting WW SNC Policy to the Regions (PDF)(2 pp, 1 MB)
- Interim Significant Noncompliance Policy for Clean Water Act Violations Associated with CSOs, SSOs, CAFOs, and Storm Water Point Sources (PDF)(21 pp, 955 K)
- OECA Summary of Responses to State Comments on Interim Significant Noncompliance (SNC) Policy for Clean Water Act Violations Associated with Combined Sewer Overflows (CSOs), Separate Sanitary Overflows (SSOs), Concentrated Animal Feeding Operations (CAFOs (PDF)(4 pp, 388 K)
- Next Steps for the Three NPDES Policies: the ICIS-NPDES Policy Statement, the Wet Weather Significant Non-Compliance Policy, and the NPDES Compliance Monitoring Strategy (PDF)(5 pp, 230 K)