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WM 16: Treatment Works Plan Approval for New/Modified Facility associated with Surface Water (NPDES) Individual Permits

This application is for a plan approval for any major physical modification (which does not require a change to the permit issued to the facility) to a treatment works with a NPDES/state surface-water discharge permit.
Apply Online: EEA ePlace Portal 

Contacts

Treatment Works Plan Approval Contacts

Online

Email Treatment Works Plan Approval Contacts at MassDEP.Sewagenotification@mass.gov

EEA ePLACE Help Desk

Phone

ePLACE Help Desk Call EEA ePLACE Help Desk, ePLACE Help Desk at 844-733-7522

Open M-F 7:30 am-5:00 pm, with the exception of all Commonwealth & Federally observed holidays.

Online

Email EEA ePLACE Help Desk at ePLACE_helpdesk@mass.gov

The Details   of WM 16: Treatment Works Plan Approval for New/Modified Facility associated with Surface Water (NPDES) Individual Permits

What you need   for WM 16: Treatment Works Plan Approval for New/Modified Facility associated with Surface Water (NPDES) Individual Permits

This plan approval serves to protect the public health, welfare and the environment through the control of pollutant discharges to surface water. It is required for any major physical modification to a treatment works which does not require a modification to the permit issued to the facility.

Use this permit if you have a treatment works with a surface water discharge (314 CMR 3.00).

You may use this category to modify the treatment works, provided no modifications to the existing permit are required.

Fees   for WM 16: Treatment Works Plan Approval for New/Modified Facility associated with Surface Water (NPDES) Individual Permits

MassDEP Permit Timelines and Fees

How to apply   WM 16: Treatment Works Plan Approval for New/Modified Facility associated with Surface Water (NPDES) Individual Permits

File online via the EEA ePlace Portal. See details below.

Important Note: Even when applying online, you will still need to complete a conventional Application Form and upload it as an attachment during the online filing process.

Next steps   for WM 16: Treatment Works Plan Approval for New/Modified Facility associated with Surface Water (NPDES) Individual Permits

  1. Review the Instructions

    Guidance on how to prepare your application and file it online:

    Open PDF file, 208.09 KB,  Instructions: WM 16 - Treatment Works Plan Approval without Permit Modification for a Surface Water (NPDES) Facility (English, PDF 208.09 KB)
    Open DOCX file, 69.18 KB,  Instructions: WM 16 - Treatment Works Plan Approval without Permit Modification for a Surface Water (NPDES) Facility (English, DOCX 69.18 KB)
    Open PDF file, 1.68 MB,  WM 16 ePlace step-by-step instructions (English, PDF 1.68 MB)

  2. Complete the Application Form and Certification Statement

    Please fill out and save either the Microsoft Word or the PDF form on your computer.

    Important Note: Even when applying online, you will still need to complete a conventional Application Form and upload it as an attachment during the online filing process. Please do not mail in these forms.

    Open PDF file, 130.49 KB,  Application Form: WM 16 - Treatment Works Plan Approval without Permit Modification for a Surface Water (NPDES) Facility (English, PDF 130.49 KB)
    Open DOCX file, 88.27 KB,  Application Form: WM 16 - Treatment Works Plan Approval without Permit Modification for a Surface Water (NPDES) Facility (English, DOCX 88.27 KB)
    Open PDF file, 97.37 KB,  Certification Statement for Groundwater Discharge, Surface Water Discharge & Reclaimed Water Use Permits (English, PDF 97.37 KB)
    Open DOCX file, 90.15 KB,  Certification Statement for Groundwater Discharge, Surface Water Discharge & Reclaimed Water Use Permits (English, DOCX 90.15 KB)

  3. Claim your Authorization

    1. If you have an existing NDPES permit, you will first need to do one important step: Claim your Authorization. This process will link your Plan Approval (WM 16) to your existing permit and will verify your identity. 
      You may fill out and save the Microsoft Word or Adobe Acrobat PDF "NPDES Claim Authorization Form" on your computer. This will also be uploaded as an attachment during the Claim process. 
    2. Claim Online via the EEA ePlace Portal.
      Note: if you are a first-time user, you will need to begin by creating an account.

      See the ePlace account setup instructions and Comprehensive User Manual below. Once MassDEP has approved your claim, proceed to step 4. 
    Open DOCX file, 56.54 KB,  NPDES Claim Authorization Form (English, DOCX 56.54 KB)
    Open PDF file, 146.36 KB,  NPDES Claim Authorization Form (English, PDF 146.36 KB)
    Open PDF file, 884.41 KB,  How to Claim Your Authorization Instructions (English, PDF 884.41 KB)

  4. Submit your Application and Fee Payment

    1. File online via the EEA ePlace Portal.
    2. For additional guidance on navigating the EEA ePLACE Portal, please follow this link - EEA ePLACE Portal Instruction Documents
    3. You will have the option to pay online by credit card or automated clearing house (ACH) or pay by mail. If you select pay-by-mail option, instructions on how to do so will be provided when you submit your online application.
    MassDEP Regional Offices by Community 

Contact   for WM 16: Treatment Works Plan Approval for New/Modified Facility associated with Surface Water (NPDES) Individual Permits

Online
Email Treatment Works Plan Approval Contacts at MassDEP.Sewagenotification@mass.gov
Phone
ePLACE Help Desk Call EEA ePLACE Help Desk, ePLACE Help Desk at 844-733-7522

Open M-F 7:30 am-5:00 pm, with the exception of all Commonwealth & Federally observed holidays.

Online
Email EEA ePLACE Help Desk at ePLACE_helpdesk@mass.gov

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