Certified Water Treatment Devices
Section 1. Introduction (PDF)
(Includes Certification Program Description, Directory Updates, How to Use the Directory, Anatomy of a Certificate) - updated March 8, 2013
Section 2. List of Contaminants (PDF)
- updated February 2, 2011
Section 3. Manufacturers List of Certified Water Treatment Devices (PDF)
- updated February 1, 2013
Section 4. Alphabetical List of Certified Water Treatment Devices (PDF)
- updated February 1, 2013
Section 5. Numerical (Certificate) List of Certified Water Treatment Devices (PDF)
- updated February 5, 2013
Section 5a. Numerical (Certificate) List of Water Treatment Components (PDF)
- updated February 1, 2013
Section. 6. Specific Lists of Water Treatment Devices by Performance Claims.
Arsenic (PDF)
- updated February 5, 2013
Cysts (PDF)
- updated February 5, 2013
Fluoride (PDF)
- updated February 5, 2013
Hexavalent Chromium (PDF)
- updated February 5, 2013
Lead (PDF)
- updated February 5, 2015
Microbiological Treatment (bacteria and/or virus) (PDF)
- updated February 5, 2013
MTBE (PDF)
- updated February 5, 2013
Nitrates (PDF)
- updated February 5, 2013
Perchlorate (PDF)
- updated February 5, 2013
Radium-226/Radium-228 (PDF)
- updated February 5, 2013
Volatile Organic Compounds (VOCs) (PDF)
- updated March 8, 2013
Section 7. Specific List of Water Treatment Device by Type of System (PDF)
- updated February 1, 2013
Section 8. List of Devices No Longer Certified
- updated February 1, 2013
Section 9. List of Manufacturers (PDF)
- updated March 8, 2013
Section 10. Glossary (PDF)
Section 11. Regulations (PDF)