NPDES CAFO Regulations Implementation Status Reports

EPA compiles annual summaries of the NPDES CAFO regulations associated with implementation of the 2008 CAFO rule. Reports include the total number of CAFOs, and the number of CAFOs with NPDES permits for each state.

• NPDES CAFO Rule Implementation Status - National Summary, Endyear 2020 (pdf)
• NPDES CAFO Rule Implementation Status - National Summary, Endyear 2019 (pdf)
• NPDES CAFO Rule Implementation Status - National Summary, Endyear 2018 (pdf)
• NPDES CAFO Rule Implementation Status - National Summary, Endyear 2017 (pdf)
• NPDES CAFO Rule Implementation Status - National Summary, Endyear 2016 (pdf)
• NPDES CAFO Rule Implementation Status - National Summary, Endyear 2015 (pdf)
• NPDES CAFO Rule Implementation Status - National Summary, Endyear 2014 (pdf)
• NPDES CAFO Rule Implementation Status - National Summary, Endyear 2013 (pdf)
• NPDES CAFO Rule Implementation Status - National Summary, Endyear 2012 (pdf)
• NPDES CAFO Rule Implementation Status - National Summary, Endyear 2011 (pdf)