Welcome to the Operator Certification Information System (OCIS)
A valid user account and password is needed to access the OCIS. If you are a certified wastewater treatment plant operator or applicant, the Wastewater Operator Certification Program has mailed you instructions for account set-up and access. Please refer to this information when establishing your account for the first time.
New Users: Create an account here.

You will need your Operator Number issued by the Wastewater Operator Certification Program. If you do not know your Operator Number or need assistance logging in, please call the Wastewater Operator Certification Program at (916) 341-5648, or email wwopcertprogram@waterboards.ca.gov. Your call will be returned as soon as possible.