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DWS Operator Certification Renewal

A-K Renewal for 2022-2024

Renewal notices were mailed out October 12, 2022 

If you didn’t receive your notice, you can download a renewal form below, or contact the program: or 971-673-0321 

When you pay online, make sure you email, fax or mail in your renewal paperwork (see below).

Individual renewal forms are mailed to all currently certified Distribution and Treatment operators in October of every year. If you didn’t receive your notice, download a renewal form below, or contact the program: or 971-673-0321

It is your responsibility to provide a current mailing address and other contact information and to report any changes on your certification, such as change of mailing address, phone number(s), email, or employer. Update your contact information by emailing the program or 971-673-0321

Renewal Requirements

  • CEUs: Operators are required to obtain 2.0 CEUs each certification cycle. Record your CEUs on the CEU Self-Certification Affidavit form, sign it, and turn it in with your signed renewal notice and payment.
Note: If you are a new certified operator this year, you do not need to complete the CEU Self-Certification Affidavit.

Payment Options

  • Pay by check: Make checks payable to OHA Cashier. Mail your check, renewal notice, and CEU Self-Certification Affidavit to:
    OHA Cashier
    PO Box 14260
    Portland, OR 97293

  • Pay by Credit Card: You can now pay your certification fee online with a credit card! You will receive a receipt from when you pay online. It will go to the email address you provide while paying.

    You will need to email, fax, or mail your renewal notice, CEU Self-Certification Affidavit, online payment receipt to:
    Fax:  971-673-0694
    Mail: DWS-OpCert
    800 NE Oregon Street, Ste 640
    Portland, OR 97232
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