(Updated to reflect official public notice)
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The MPCA is in the process of reissuing the MS4 General Permit. At this time, the MPCA anticipates the MS4 General Permit to be reissued in Fall 2019. Although the current MS4 General Permit expired on July 31, 2018, those covered under the current permit will continue to operate under it until the MPCA reissues the new permit. The new permit is subject to the [https://www.epa.gov/npdes/npdes-stormwater-final-ms4-general-permit-remand-rule NPDES Stormwater Final MS4 General Permit Remand Rule], which emphasizes permit requirements to be “clear, specific, and measurable.”
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The MPCA reissued the MS4 General Permit (MNR040000) on November 16, 2020. The final permit and response to comments document is available at: https://www.pca.state.mn.us/water/municipal-stormwater-ms4
  
==Official public notice==
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==MS4 Permit Part 2 Application==
The draft MS4 General Permit is available for public comment from November 12, 2019 through January 11, 2020. Please visit the [https://www.pca.state.mn.us/public-notices MPCA public notices webpage] for a copy of the draft permit. Additional resources to assist interested parties are available [https://www.pca.state.mn.us/water/reissuing-municipal-stormwater-general-permit here].
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Existing MS4 permittees are required to complete and submit the following application forms below by April 15, 2021:
  
==Informal pre-public notice==
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1. MS4 Permit Part 2 Application form:
Thank you for participating in the informal pre-public notice comment period (May 7, 2019 through June 6, 2019) on the initial draft MS4 General Permit. The initial draft permit and received comments are available below.
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https://www.pca.state.mn.us/water/applying-ms4-general-permit
  
==Initial Draft MS4 General Permit==
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2. Custom TMDL Application form:
[[File:Draft_MS4_Permit_(5.7.2019).pdf]]
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TBD
  
==Comments on Initial Draft MS4 General Permit==
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==MS4 Permit Part 2 Application form - Quick Overview Video==
[[File:Organized_Comments_on_Draft_MS4_Permit.pdf]]
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This video provides a quick overview of the application form, including what to expect and how to prepare before existing MS4 permittees begin filling out the MS4 Permit Part 2 Application form.
  
 
==Guidance materials for new permit requirements==
 
==Guidance materials for new permit requirements==
 
[[New permit requirements and related guidance materials]]
 
[[New permit requirements and related guidance materials]]

Revision as of 21:49, 12 November 2020

The MPCA reissued the MS4 General Permit (MNR040000) on November 16, 2020. The final permit and response to comments document is available at: https://www.pca.state.mn.us/water/municipal-stormwater-ms4

MS4 Permit Part 2 Application

Existing MS4 permittees are required to complete and submit the following application forms below by April 15, 2021:

1. MS4 Permit Part 2 Application form: https://www.pca.state.mn.us/water/applying-ms4-general-permit

2. Custom TMDL Application form: TBD

MS4 Permit Part 2 Application form - Quick Overview Video

This video provides a quick overview of the application form, including what to expect and how to prepare before existing MS4 permittees begin filling out the MS4 Permit Part 2 Application form.

Guidance materials for new permit requirements

New permit requirements and related guidance materials