Wake county CPO Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+

How long does the wake county CPO certificate last Correct Answer: 5 years How often must daily readings of disinfectant and pH levels be taken? Correct Answer: 2 times during daylight hours with a legible CPO signature. A minimum of six hours apart. Operator must tea and record one of these. What is the CPO checklist and when should it be used? Correct Answer: Should be filled out daily in the permitted time by operator. It is a list of maintenance guidelines provided by environmental services. What do you do when the operator is unavailable to do a daily check of the pool? Correct Answer: The operator needs to find a qualified replacement operator for that day. What water quality violations require pool closure? Correct Answer: -Fecal matter 2 -presence of algae -presence of bacteria or fecal chloroform -no measurable presence of disinfectant What do you do when fecal matter is introduced to the pool? Correct Answer: It is to be drained and disinfected Pool: Free chlorine min/Max Correct Answer: Minimum: 1 ppm maximum: 10 ppm Pool: PH Minimum and Maximum Correct Answer: Minimum: 7.2 Maximum: 7.8 Wading pool/spa: free chlorine min/max Correct Answer: Minimum: 2 ppm Max: 10 pp