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Stormwater Management Plan (SWMP-MS4)

The City of Sandy Springs (COSS) renewed its coverage under the National Pollutant Discharge Elimination System (NPDES) Phase II Municipal Separate Storm Sewer System (MS4) Permit on December 6, 2017, as required by the Georgia Water Quality Control Act and the Federal Clean Water Act.

The permit requires development of a Stormwater Management Plan (SWMP) addressing the following minimum control measures:

  • Public education and outreach on stormwater issues
  • Public involvement and participation
  • Illicit Discharge Detection and Elimination (IDDE)
  • Construction site stormwater runoff control
  • Post-construction stormwater management for new development and redevelopment
  • Pollution prevention and good housekeeping for municipal operations

Stormwater Management Plan

Appendix A: Ordinances

Appendix B: Inventories and Maps

Inventories

Maps

MS4 2018 Combined Summary (PDF, opens in new tab)

Appendix C

Illicit Discharge Detection and Elimination Procedure (PDF, opens in new tab)

Appendix D

Detention Pond Inspection and Maintenance Procedure (PDF, opens in new tab)

Appendix E

MS4 Inspection and Maintenance Procedure (PDF, opens in new tab)

Appendix F

Street Cleaning Procedure (PDF, opens in new tab)

Appendix G

Pollution Prevention Training Procedure (PDF, opens in new tab)

Appendix H

Water Quality Assessment Procedure (PDF, opens in new tab)

Appendix I

Enforcement Response Plan (PDF, opens in new tab)

Appendix J

Stormwater Management Plan (Revised per EPD Comments II) (PDF, opens in new tab)

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