VIP Exclusive
CPO Certified Pool Operator VIP Practice Exam
CPO — The CPO (Certified Pool Operator) certification is issued by the Pool & Hot Tub Alliance (PHTA), formerly the National Swimming Pool Foundation (NSPF). The proctored exam consists of approximately 50 multiple-choice questions, requires a passing score of 75%, and is administered after completion of a PHTA-approved 2-day CPO course. Certification is valid for 5 years.
58
Questions
120m
Time Limit
75.00%
To Pass
Question 1 of 58👑 VIP
A pool operator tests the water at a busy municipal pool on a hot Saturday afternoon and gets the following results: pH 7.8, free chlorine 1.2 ppm, total chlorine 2.6 ppm, alkalinity 110 ppm. Swimmers are complaining of eye irritation. What is the MOST likely cause?
Questions 2–58 and full explanations are VIP-exclusive.