Education > QUESTIONS and ANSWERS > Certified Pool Operator Handbook Practice Test – 2023 | All Answers are Correct (All)

Certified Pool Operator Handbook Practice Test – 2023 | All Answers are Correct

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1. You operate a 120,000-gallon pool, and upon performing your hourly chemical tests you observe the following readings: Total Available Chlorine reading is 1.6 free available chlorine reading is 1.5 ... pH is 7.4 Your supervising lifeguard has just informed you that you have had a fecal incident occur; a solid stool has been discharged into the pool. According to the Centers for Disease Control, as the CPO, you should do the following: - Answer clear the pool and raise the free chlorine to 2 ppm 2. Assuming that your local health department requires you to raise the free chlorine to 5 ppm, how much sodium hypochlorite would be needed to raise the free chlorine in the pool in question #1 to that level? - Answer 3.5 gallons 3. You are the CPO for an indoor health club pool. The facility manager informs you that he is receiving complaints about a strong chlorine odor in the pool area, and several members have complained of eye irritation. The most likely cause of these complaints is: - Answer high levels of chloramines in the pool 4. To determine the level of chloramines in the water, you should do which of the following? - Answer test for total chlorine and free chlorine, then subtract the free chlorine number from the total chlorine 5. You operate a 45,000 gallon indoor pool, and upon doing your hourly chemical tests you observe the following readings:Total available chlorine is 2.2 Free available chlorine is 1.4 and pH is 7.6 What is the level of chloramines in this pool? - Answer 0.8 7. You are the operator of a 330,000 gallon outdoor pool. Your local health department requires you to perform a water balance calculation once monthly. Upon performing the water tests necessary to perform this calculation, you observe the following readings in your pool: Total alkalinity is 50 ppm pH is 7.2 Calcium Hardness is 150 ppm Temperature is 76 degrees F Total Dissolved Solids is 500 ppm Using these readings, what is the Saturation Index for this pool? - Answer -0.8 8. To adjust the tested Total Alkalinity in the pool in question #7 to an acceptable level, which chemical would be most appropriate? - Answer Sodium Bicarbonate 9. To adjust the tested pH in the pool in question #7 to an acceptable level, which chemical would be most appropriate? - Answer Sodium Carbonate 10. You are the CPO for a 28,000 gallon hotel pool. You perform a water balance chemical test, and to your surprise, the Calcium Hardness is only 100 ppm. How much calcium chloride (77%) would [Show More]

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