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Exam (elaborations)

POOL OPERATORS TEST QUESTIONS WITH ANSWERS

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  • Course
  • Aquatic Facility Operator
  • Institution
  • Aquatic Facility Operator

POOL OPERATORS TEST QUESTIONS WITH ANSWERS

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  • October 10, 2024
  • 7
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Aquatic Facility Operator
  • Aquatic Facility Operator
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GEEKA
POOL OPERATORS TEST QUESTIONS WITH
ANSWERS

12 Reasons to shut the pool - Answers-1. Danger to the public
2. chemical readings out of range (chlorine and pH)
3. no pool operator
4. no lifeguard/ CPR certificate
5. bathroom/ drains not working
6. pump not working for more than an hour
7. chlorinator not working
8. flow rate is too low
9. can't see the main drain (deepest part of the pool)
10. water is below the skimmer
11. no phone / landline
12. health inspector not allowed in

What is the lifeguard to swimmer ratio? - Answers-50-1

Certified Pool Operator must be how far in order for the pool to open? - Answers-15
minutes

How often should readings for pH and chlorine take place - Answers-every 1 hour

How long do records need to be held? - Answers-2 years at the pool and 3 years total

What is they key to a safe facility? - Answers-Prevention

Most drownings of victims happen when? - Answers-under 4 feet of water
under 4 feet tall
under 7 years old

What does water balance consist of? (5) - Answers-pH, Total Alkalinity, Calcium
Hardness, Temperature, and Total Dissolved solids

(chlorine only disinfects water, it does not maintain sanitary qualities)

when does corrosive water happen? - Answers--when the water balance is too low
-satisfies its hunger by dissolving it comes in contact with
-attacks metals and iron


If the pH of the water is too high what should you do? - Answers-1. Muriatic Acid (12 oz
per 10,000 gallons to decrease pH by 0.2 units)
2. Sodium Bisulfate/ Dry Acid (1 lb per 10,000 gallons)

, 3. Carbon Dioxide

If the pH of the water is too low what should you do? - Answers-Sodium Carbonate
(Soda Ash) - 6 oz per 10,000 gallons to increase pH by 0.2

What is Total Alkalinity - Answers-- represents the amount of carbonates, bicarbonates,
and hydroxides in a solution
- the ability if a solution to resist change in pH

pH Bounce - Answers-when the total alkalinity is too low their will be wide fluctuations of
pH (can be so unpredictable it can change hour to hour)

Health Department regulation for total alkalinity? - Answers-60-180
must be tested every week for the pool and every day for a spa

If total alkalinity is too high? - Answers-Muriatic Acid

If total alkalinity is too low? - Answers-Sodium Bicarbonate (soda ash)

Calcium Hardness - Answers-hardness is a measure of the mineral content of water
(water is referred to as too hard or too soft)

Hard Water - Answers-- produce scaling
- green tint

Soft Water - Answers--foams
-causes corrosion / destroy all metals
surface etching and pitting

Health Department regulation for calcium hardness? - Answers-150-400
must be checked every week for a pool and every day for a spa

If calcium hardness is too high? - Answers-drain and replace

if calcium hardness is too low? - Answers-calcium chloride (mix into Luke warm water
before adding to the pool because its an ice melt product)

Total dissolved solids - Answers-sum of all organic and inorganic materials dissolved in
the water
(ex: sweat, urine, minerals, salts)

When does scaling water happen? - Answers-- when water balance is too high
-relieve its overfed condition by releasing precipitates as scale , cloudiness, and residue

what is pH? - Answers-how basic or how acidic a solution is

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