UPDATED 2024/2025 POOL AND HOT TUB CPO PRACTICE QUESTIONS AND ANSWERS GRADED AND ALREADY PASSED
52 views 1 purchase
Course
CPO certified pool operator
Institution
CPO Certified Pool Operator
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? - CORRECT ANS f
You operate a pool which uses high rate sand fil...
POOL AND HOT TUB CPO PRACTICE
2023 QUESTIONS AND ANSWERS
GRADED AND ALREADY PASSED
You are the operator for a pool which is 164 feet long and 80 feet wide. The pool bot-
tom 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? - CORRECT ANS 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? - CORRECT ANS
fdsd
Which chemical is used to lower the pH value of pool or spa water? - CORRECT
ANS
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? -
CORRECT ANS
The daily opening checklist should be used to: - CORRECT ANS
Evaporation heat losses from a pool are highest under which environmental condi-
tion? - CORRECT ANS
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? - CORRECT ANS
When should you backwash high rate sand filters that have a single pressure
gauge? - CORRECT ANS
Oxidation Reduction Potential testing (ORP) is measured in: - CORRECT ANS
The reagent commonly used to test pH is: - CORRECT ANS
What condition mandates an immediate closure of your swimming pool? - COR-
RECT ANS
When mechanical cooling is used on an indoor therapeutic pool facility, the recom-
mended ASHRAE fresh air exchange rate should be: - CORRECT ANS
The Occupational Safety and Health Administration (OSHA) requires aquatic facili-
ties to maintain: - CORRECT ANS
An erosion chemical feeder is what type of feeder? - CORRECT ANS
Cyanuric acid (stabilizer) protects free chlorine (FC) against effects of: - COR-
RECT ANS
Which type of filter requires the least amount of water to clean? - CORRECT ANS
What is the likely result if the alkalinity of the pool water is greater than 180 ppm? -
CORRECT ANS
To be classified as a disinfectant, a chemical must kill or inactivate 99.99% of con-
taminants and: - CORRECT ANS
Which chlorine type tends to lower the pH level in water? - CORRECT ANS
The vacuum gauge is installed: - CORRECT ANS
Cloudy or murky green-tinted pool water is usually an indication of: - CORRECT
ANS
To reduce the possibility of suction entrapment an operator should: - CORRECT
ANS
At your swimming pool, failure to provide the appropriate standard of care to the pub-
lic can lead to a case of: - CORRECT ANS
Which chemical could be added to lower the chlorine level of the water? - COR-
RECT ANS
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller ACELEARNERS. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.49. You're not tied to anything after your purchase.
