Tewksbury Illicit Discharge Detection & Discharge (IDDE) Plan 2019

Illicit Discharge Detection and Discharge (IDDE) Plan 2019

  1. 2019 Plan (PDF)

Appendix A - Tewksbury By Laws

  1. Town By-Laws (PDF)

Appendix B - Stormwater Map

  1. Stormwater Map (PDF)

Appendix C - Dry & Wet Weather Testing Forms

  1. Bottle Labels (PDF)
  2. Dry Weather Out Fall Inspection - Inspection Form (PDF)
  3. Dry Weather Out Fall Inspection - Standard Operating Procedure (SOP) (PDF)
  4. Manhole Invetory and Inspection Form (EPA) (PDF)
  5. Tewksbury Chain of Custody (COC) (PDF)
  6. Wet Weather Out Fall Inspection - Inspection Form (PDF)
  7. Wet Weather Out Fall Inspection - SOP (PDF)

Appendix D - Water Quality Instructions

  1. Field Water Quality Screening - Inspection Form (PDF)
  2. Field Water Quality Screening - SOP (PDF)

Appendix E - Employee Training

  1. IDDE Training Sign In Sheet (PDF)

Appendix F - Source Isolation & Confirmation Methods

  1. Illicit Discharge Incident Tracking Sheet (PDF)
  2. Locating Illicit Discharge SOP (PDF)

Table 4.1 Sanitary Sewer Overflow (SSO) Inventory

  1. SSO Inventory (PDF)

Table 5.1 Catchment Rankings

  1. Inventory and Catchment Ranking Matrix (PDF)
  2. Catchment Investigation Sampling Results - Permit Year 4 (PDF)

Table 7.1 System Vulnerability Factor (SVF) Inventory

  1. System Vulnerability Factor (SVF) Inventory (PDF)

IDDE Training Presentation

IDDE Incident Reports

View the Illicit Discharge Incidents Master List (PDF).