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Public Works & Environmental Compliance

MS4 Information & Reports

Access the City of Monessen's stormwater management plans, regulatory reports, environmental studies, and public education documents.

Stormwater Management

The MS4 program addresses stormwater discharges through pollution prevention, public education, and best management practices.

Public Records

Plans, Reports & Documents

These documents provide information about Monessen's stormwater management responsibilities, compliance reporting, sewage facilities planning, and environmental improvement efforts.

Act 537 Planning

Monessen Act 537 Plan Update View PDF ↗
Monessen Equalization Tank Act 537 Special Study, June 2021 View PDF ↗

Annual MS4 Reports

Monessen MS4 2021-2022 Annual Progress Report View PDF ↗
Monessen MS4 Annual Status Report (6/30/2022 to 6/30/2023) View PDF ↗
Monessen MS4 Annual Status Report (6/30/2023 to 6/30/2024) View PDF ↗
Monessen MS4 Annual Status Report for 2025 View PDF ↗

MS4 Compliance & Education

Monessen MS4 MCM Compliance Schedule View PDF ↗
Monessen MS4 Public Education Posting View PDF ↗
Monessen MS4 Inspection Report (8/15/2024) View PDF ↗
Grass Clippings Educational Handout View PDF ↗

2023 Report Sections & Appendices

MS4 Report Section 1 through Section 3 View PDF ↗
MS4 Report Section 4 through Section 6 View PDF ↗
MS4 Report Appendix A View PDF ↗
MS4 Report Appendix B part 1 View PDF ↗
MS4 Report Appendix B part 2 View PDF ↗
MS4 Report Appendix B part 3 View PDF ↗
MS4 Report Appendix B part 4 View PDF ↗
MS4 Report Section 7 View PDF ↗
MS4 Report Section 8 & 9 View PDF ↗

Environmental Studies & Permits

Monessen Pollution Reduction Plan 2017-08-14 Part 1 View PDF ↗
Monessen Pollution Reduction Plan 2017-08-14 Part 2 View PDF ↗
MS4 2018-03-19 Permit to 2023-03-15 View PDF ↗
MS4 2018-03-19 Approval Letter View PDF ↗

Additional Reports

Unconventional Gas Well Fund Usage Report (2019) View PDF ↗
Questions about stormwater management?

Contact the City of Monessen, 575 Donner Avenue, Monessen, PA 15062, for assistance with City stormwater documents and information.