MassDEP maintains a list of certified drinking water operators and contract operator companies willing to perform contract work for other public water systems. You should fill out this form if you want to be added to the directory.  The current directory, and more information, can be found on the Certified Operator Directory webpage.

Please be aware that any information provided on this form will be made available to the public on the MassDEP website.

Select one or more directories to be listed in:(Required)

Certified Operator Directory (Individual)

Operator's Name(Required)
Email Address
Full Distribution License Types(Required)
Select all applicable license types.
List all current FULL distribution license numbers, separated by a comma (,).
Operator-in-Training Distribution License Types(Required)
Select all applicable license types.
List all current Operator-in-Training (OIT) treatment license numbers, separated by a comma (,).
Full Treatment License Types(Required)
Select all applicable license types.
List all current FULL treatment license numbers, separated by a comma (,).
Operator-in-Training Treatment License Types(Required)
Select all applicable license types.
List all current Operator-in-Training (OIT) treatment license numbers, separated by a comma (,).

Contract Operator Companies Directory

Street Address(Required)
Mailing Address(Required)
Email Address
The email address which can be used by the public to send inquiries
Primary Contact Full Name(Required)
Upload a file, preferably an Excel or CSV file, listing all certified operators that are employed by your company. For each certified operator, include the following information: Full Name, Certified Operator License Number, License Types (Distribution, Treatment, Combination), Full/Operator-in-Training (OIT), License Class (I, II, III, IV), License Expiration Date.
Drop files here or
Accepted file types: xlsx, xls, ods, docx, doc, odt, csv, txt, pdf, Max. file size: 50 MB, Max. files: 1.
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    Service Area

    In which towns do you provide services and/or are willing to work?(Required)
    Send a confirmation email to the email address(es) indicated above, including all responses to the questions above.(Required)