Municipal Separate Storm Sewer System (MS4)
EPA MS4 Stormwater Program
The storm drain system in Milford is regulated by the Environmental Protection Agency MS4 (Municipal Separate Storm Sewer System) permit program. The issuance of this permit means that residents, businesses, developers, and industrial facilities in Milford shall only discharge clean stormwater.
Important MS4 Links
- Town of Milford MS4 Documents
- MS4 Annual Report
- 2017 NH Small MS4 General Permit (EPA) (Amended 2020)
- Appendix A – Definitions, Abbreviations and Acronyms
- Appendix B – Standard Permit Conditions
- Appendix C – Endangered Species Guidance
- Appendix D – Procedures Relating to Historic Properties Preservation
- Appendix E – Information required for the Notice of Intent (NOI)
- Appendix F – Requirements of Approved Total Maximum Daily Loads Including all Attachments
- Appendix G – Monitoring Requirements for Discharges to Impaired Waters
- Appendix H – Requirements Related to Water Quality Limited Waters
- MS4 Notice of Intent (EPA)
- MS4 Authorization Letter (EPA)
- Milford Stormwater Management Plan (SWMP)
- Milford Illicit Discharge Detection and Elimination (IDDE) Program