Welcome to the CMS4S™ home page, your official source for information and resources supporting the Certified Municipal Separate Storm Sewer System Specialist™ program. If you cannot find the information you need, please contact us. We will be happy to assist you.
Important! Individuals interested in certification should check with the appropriate regulatory authorities to determine acceptance of this certification. Note that certification is not a substitute for any required professional license.
Phone: (828) 655-1600 Fax: (828) 655-1622 Email:
The following links provide information specific to the CMS4S certification program:
To send an application electronically or to update your contact information, send an email to: If you do not receive a receipt for your application fee within one week (7 days), please follow-up with us to make sure we actually received your application. If you send an application electronically, do NOT send a hard copy; your credit card will be double-billed.
Our EnviroCastings™ newsletter is published twice yearly. To view current and past issues in PDF format, click here.