WPI’s Certification Program

Certification: Protecting Public Health. Building Strong Careers.

WPI offers a voluntary certification program to water treatment, distribution, collection, wastewater treatment, and industrial waste operators, water and wastewater laboratory analysts, plant maintenance technologists, and biosolids land appliers. WPI certification is not only a way to protect public health and the environment but provides numerous career benefits to both employees and employers.  


Employee Benefits

Certification offers a mechanism for employees to receive recognition and credibility in their chosen career. The benefits of WPI certification include:

  • Career advancement opportunities
  • Higher wage-earning opportunities
  • A mechanism to demonstrate competency and professionalism
  • A competitive advantage over non-certified individuals
  • Enhancement of professional reputation and prestige
  • Demonstration of commitment to the field

Employer Benefits

Employers use certifications to make informed decisions. WPI certification benefits employers by providing a mechanism to:

  • Screen potential new hires and select contractors
  • Motivate employees to expand their knowledge and skills 
  • Ensure  competence of employees
  • Ensure employees complete relevant continuing education

Certification Registry

The following is a dynamic list of operators that WPI’s records indicate as active and current. This list does not include individuals in the process of attaining a certification or recertifying.  List of WPI Operators.

If you have questions, please email us at certification@gowpi.org.

Upcoming Events

WPI will be hosting a POWER event in San Antonio, Texas June June 13th at AWWA’s ACE22 where we will be honoring the most recent PO Certifications in a pinning ceremony.  Contact us if you would like us to honor YOU.