POOL OPERATORS EXAM 2026
PROFESSIONAL REVIEW PACK BUNDLED
QUESTION BANK
◉ Ideal chorine level for a pool is: Answer: 1ppm to 5ppm
◉ Maximum level of chlorine in a pool is: Answer: 5ppm
◉ If you see bubbles coming up from a return, the possible cause could
be Answer: a bad seal on the hair/lint strainer - it is not properly closed,
or air is in the filter, or water level is too low
◉ The hypochlorinator doesn't work. What could be a possible cause for
this?
a) no chlorine in the vat
b) the injection fitting is clogged
c) the tube assembly needs to be changed
d) all of the above Answer: d) all of the above
◉ You go to the pool in the morning and notice the chlorine is at zero.
You hand-feed chlorine, how long to do you have to wait to allow people
to go into the pool.
a) no time
b) 15 minutes
, c) 30 minutes
d) One day Answer: c) 30 minutes
◉ When doing the pH test and the sample turns yellow, what does it
mean? Answer: pH is too low
◉ When doing the pH test and the sample turns purple, what does it
mean? Answer: pH is too high
◉ What do you do if a patron complains of a chlorine smell and their
eyes are stinging? Answer: Raise the chlorine to Breakpoint Level.
◉ If the telephone at the pool doesn't work Answer: close the pool
◉ What should you use when handling chemicals? Answer: Personal
Protective Equipment - Gloves, Goggles, Apron
◉ What happens if the alkalinity level is too low? Answer: pH is
difficult to maintain, the water will cause damage to the pool walls
◉ ADD CHEMICALS TO WATER; DO NOT ADD WATER TO
CHEMICALS Answer: ...
PROFESSIONAL REVIEW PACK BUNDLED
QUESTION BANK
◉ Ideal chorine level for a pool is: Answer: 1ppm to 5ppm
◉ Maximum level of chlorine in a pool is: Answer: 5ppm
◉ If you see bubbles coming up from a return, the possible cause could
be Answer: a bad seal on the hair/lint strainer - it is not properly closed,
or air is in the filter, or water level is too low
◉ The hypochlorinator doesn't work. What could be a possible cause for
this?
a) no chlorine in the vat
b) the injection fitting is clogged
c) the tube assembly needs to be changed
d) all of the above Answer: d) all of the above
◉ You go to the pool in the morning and notice the chlorine is at zero.
You hand-feed chlorine, how long to do you have to wait to allow people
to go into the pool.
a) no time
b) 15 minutes
, c) 30 minutes
d) One day Answer: c) 30 minutes
◉ When doing the pH test and the sample turns yellow, what does it
mean? Answer: pH is too low
◉ When doing the pH test and the sample turns purple, what does it
mean? Answer: pH is too high
◉ What do you do if a patron complains of a chlorine smell and their
eyes are stinging? Answer: Raise the chlorine to Breakpoint Level.
◉ If the telephone at the pool doesn't work Answer: close the pool
◉ What should you use when handling chemicals? Answer: Personal
Protective Equipment - Gloves, Goggles, Apron
◉ What happens if the alkalinity level is too low? Answer: pH is
difficult to maintain, the water will cause damage to the pool walls
◉ ADD CHEMICALS TO WATER; DO NOT ADD WATER TO
CHEMICALS Answer: ...
