Build Knowledge, Skills and Confidence
Whether you’re looking to grow your confidence and skill at diagnosing water problems or to start work toward a WQA Professional Certification title, WQA has training classes to meet your needs.
Work toward your certification title by purchasing all the needed courses – and paying the certification exam fee – in one bundle.
Or – NEW in 2026! – WQA members can get a taste of WQA training by choosing from an exclusive menu of free courses. Browse the course descriptions and video previews and sign up to try them by visiting our member education benefit page.
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Want more information about WQA’s Instructor-Led Training? Sign up to receive our emails.
Experienced professionals may be eligible for accelerated pathways toward certification. Visit the accelerated pathways page to learn more.
Ready to take the next step in your water quality career? WQA’s free online practice tests can help you decide where to start!
Certification Pathways
Certified Water Treatment Representative (CWR) Path
For:
Sales Reps
Dealers
System Designers
Course Format:
Live-Online
For professionals selling and configuring treatment options for aesthetic contaminants direct to consumers.
1 course
6 months
1/20/2026-6/30/2026
Tuesdays
8–9am ET/5-6am PT
OR
Thursdays
12-1pm ET/9-10am PT
Instructor-Led Training
Certified Water Specialist (CWS) Path
For:
Sales Reps
Technicians
Dealers
Course Format:
Live-Online
For professionals selling and configuring treatment equipment and multistage treatment trains for residential problem water applications, direct to consumers.
2 courses
10 months
1/20/2026-10/27/2026
Tuesdays
8–9am ET/5-6am PT
OR
Thursdays
12-1pm ET/9-10am PT
Instructor-Led Training
Certified Service Technician (CST) Path
For:
Technicians
Course Format:
Live-Online
For field professionals servicing existing POU/POE residential treatment systems. Focuses on troubleshooting and correcting underlying problems.
2 courses
10 months
1/20/2026-10/27/2026*
Tuesdays
8–9am ET/5-6am PT
OR
Thursdays
12-1pm ET/9-10am PT
*End date is approximate as Troubleshooting module is self-paced.
Instructor-Led Training
Certified Treatment Designer (CTD) Path
For:
System Designers
Technical support
B2B Sales
Course Format:
Online
For those in business-to-business technical sales, technical support, R&D engineers, public health professionals or others involved in supporting selection, troubleshooting and maintenance of POU/POE water treatment technologies and equipment.
3 courses
13 months
1/20/2026-2/28/2027*
Tuesdays
8–9am ET/5-6am PT
OR
Thursdays
12-1pm ET/9-10am PT
*End date is approximate as the Advanced Design module is self-paced.
Instructor-Led Training
Certified Installer (CI) Path
For:
Installers
Course Format:
Live-Online
For professionals who place POE and POU water treatment in residences. Focuses on safe installation, code compliance, and general water treatment equipment knowledge.
1 course
5 months
1/20/2026-6/9/2026
Tuesdays
8–9am ET/5-6am PT
OR
Thursdays
10-11am ET/7-8am PT
Instructor-Led Training