NPDES MS4 Stormwater Documents

Stormwater Management Plans

• Stormwater Management Plan 2019
• Stormwater Management Plan 2003 (PDF)

Notice of Intent (NOI)

• NPDES Small MS4 Notice of Intent (PDF)
• NPDES Small MS4 Notice of Intent EPA Approval Letter (PDF)

NPDES Annual Reports

• NPDES Annual Stormwater Report PY7 (PDF)
• NPDES Annual Stormwater Report PY6 (PDF)
• NPDES Annual Stormwater Report PY5 (PDF)
• NPDES Annual Stormwater Report PY4 (PDF)
• NPDES Annual Stormwater Report PY3 (PDF)
• NPDES Annual Stormwater Report PY2 (PDF)
• NPDES Annual Stormwater Report PY1 (PDF)
• NPDES Annual Stormwater Report 2017 (PDF)
• NPDES Annual Stormwater Report 2016 (PDF)

Illicit Discharge Detection & Elimination Plans

• Illicit Discharge Detection and Elimination (IDDE) Plan 2019
• Illicit Discharge Detection and Elimination (IDDE) Plan 2009 (PDF)

Dry Weather Outfall Screening & Sampling Report

View Dry Weather Outfall Screening and Sampling Report (PDF).

Municipal Buildings O & M Plans

View Municipal Buildings O and M Plans.

Stormwater System & Receiving Waters Map

• Town Wide Stormwater System Map 2020 (PDF)
• Stormwater System and Receiving Waters Map (PDF)

Stormwater By-Laws

View Tewksbury's Stormwater Management and Erosion Control and Municipal Stormwater Discharge Bylaws (PDF).

Plans and Reports

• Long Pond Sampling (April 2023) (PDF)
• Tewksbury BMP Retrofit Inventory Report - June 2022
• Tewksbury Chloride Reduction Implementation Plan - June 2022 Update
• Tewksbury Green Infrastructure Report - June 2022
• Tewksbury Phosphorus Source Identification Report - June 2022
• Tewksbury Street Design and Parking Lots Report - June 2022
• Tewksbury IDDE Report - Year 5
• Tewksbury Phase II PSIR Report
• Wet Weather Outfall Sampling Report  – Year 6
• Phase II PSIR Report with Demonstration Project – Year 6