All CPO Courses by State

Best Courses for CPO Certification in Massachusetts

Parker Conley Parker Conley • December 2025
Best Courses for CPO Certification in Massachusetts

In-Person CPO Course Providers in Massachusetts

Website Provider/Instructor Location Email
Website Steve White West Boylston office@underwaterpools.com
Website Robert Freligh Springfield nac4h2o@aol.com
Prefer online training? View our list of virtual CPO certification courses that you can complete from anywhere.

What is CPO Certification?

The Certified Pool Operator (CPO) certification is a nationally recognized credential for professionals who operate and maintain public and commercial swimming pools and spas. Offered through the Pool & Hot Tub Alliance (PHTA), the CPO course covers water chemistry, filtration, maintenance, and health regulations.

Is CPO Required for Public/Commercial Pools in Massachusetts?

✔ Yes (State code requires trained pool operator)

Is CPO Required for Residential Pools in Massachusetts?

✘ (No)

Any additional notes regarding CPO certification in Massachusetts?

Massachusetts law (105 CMR 435) requires each public or semi-public pool to be under the supervision of a trained and certified pool operator. Proof of completion of an approved course (like CPO) is required.

For detailed requirements across all states, see our CPO Certification Requirements by State guide.

Need Help Passing the CPO Exam?

Get free practice tests and study materials at CPOStudy.com

Study Now →