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WPDES permit application materials, instructions, reporting & compliance documents

View required application materials if you are a proposed Concentrated Animal Feeding Operation (CAFO) applying for the first time for a WPDES permit or you are an existing CAFO applying for a renewal of your WPDES permit.

Preliminary and final applications applications must be submitted online through the DNR’s Water ePermitting System. The ePermitting System includes all required forms.

Instructions to submit your application using the ePermitting System: CAFO ePermitting User Guide [DOC]

Preliminary application

Note: Materials denoted with an asterisk (*) are available in the ePermitting System.

Final application

Guidance and helpful materials

Reporting and compliance

Submittal information

At least 12 months before your operation becomes a CAFO, submit your preliminary application to the DNR through the ePermitting System.

No later than 6 months after the DNR determines your preliminary application complete, submit your final application to the DNR through the ePermitting System.

Contact information
CAFO intake specialist