Pool and Hot tub CPO practice (2025) EXAM QUESTIONS AND
ALL CORRECT ANSWERS 100% SOLVED AND GUARANTEED
SUCCESS!!
You are the operator for a pool which is 164 feet long and 80 feet wide. The
pool bottom has a constant slope which is 4 feet deep at the shallow end,
and 10 feet deep at the deep end. What is the volume of this pool in gallons?
- (ANSWERS)f
You operate a pool which uses high rate sand filters. You discover that your
filter tank has developed a major leak and must be replaced. Your pool
operates with a flow rate of 525 GPM. Using a filter media rate (fmr) of 15
gallons per minute, what size sand filter would you need to replace your
damaged filter? - (ANSWERS)fdsd
Which chemical is used to lower the ph value of pool or spa water? -
(ANSWERS)
You have a 25,000 gallon hotel pool with a calcium hardness level of 170
ppm. How much calcium chloride (77%) would be required to increase this
to 250 PPM? - (ANSWERS)
The daily opening checklist should be used to: - (ANSWERS)
Evaporation heat losses from a pool are highest under which environmental
1/6
, Pool and Hot tub CPO practice (2025) EXAM QUESTIONS AND
ALL CORRECT ANSWERS 100% SOLVED AND GUARANTEED
SUCCESS!!
condition? - (ANSWERS)
How much sodium thiosulfate would you need to lower the free chlorine
from 18 ppm to 2.0 ppm in an 150,000 gallon pool? - (ANSWERS)
When should you backwash high rate sand filters that have a single pressure
gauge? - (ANSWERS)
Oxidation Reduction Potential testing (ORP) is measured in: - (ANSWERS)
The reagent commonly used to test ph is: - (ANSWERS)
What condition mandates an immediate closure of your swimming pool? -
(ANSWERS)
When mechanical cooling is used on an indoor therapeutic pool facility, the
recommended ASHRAE fresh air exchange rate should be: - (ANSWERS)
The Occupational Safety and Health Administration (OSHA) requires
2/6
ALL CORRECT ANSWERS 100% SOLVED AND GUARANTEED
SUCCESS!!
You are the operator for a pool which is 164 feet long and 80 feet wide. The
pool bottom has a constant slope which is 4 feet deep at the shallow end,
and 10 feet deep at the deep end. What is the volume of this pool in gallons?
- (ANSWERS)f
You operate a pool which uses high rate sand filters. You discover that your
filter tank has developed a major leak and must be replaced. Your pool
operates with a flow rate of 525 GPM. Using a filter media rate (fmr) of 15
gallons per minute, what size sand filter would you need to replace your
damaged filter? - (ANSWERS)fdsd
Which chemical is used to lower the ph value of pool or spa water? -
(ANSWERS)
You have a 25,000 gallon hotel pool with a calcium hardness level of 170
ppm. How much calcium chloride (77%) would be required to increase this
to 250 PPM? - (ANSWERS)
The daily opening checklist should be used to: - (ANSWERS)
Evaporation heat losses from a pool are highest under which environmental
1/6
, Pool and Hot tub CPO practice (2025) EXAM QUESTIONS AND
ALL CORRECT ANSWERS 100% SOLVED AND GUARANTEED
SUCCESS!!
condition? - (ANSWERS)
How much sodium thiosulfate would you need to lower the free chlorine
from 18 ppm to 2.0 ppm in an 150,000 gallon pool? - (ANSWERS)
When should you backwash high rate sand filters that have a single pressure
gauge? - (ANSWERS)
Oxidation Reduction Potential testing (ORP) is measured in: - (ANSWERS)
The reagent commonly used to test ph is: - (ANSWERS)
What condition mandates an immediate closure of your swimming pool? -
(ANSWERS)
When mechanical cooling is used on an indoor therapeutic pool facility, the
recommended ASHRAE fresh air exchange rate should be: - (ANSWERS)
The Occupational Safety and Health Administration (OSHA) requires
2/6
