Wake County DoES Regulations Governing
Swimming Pools UPDATED Exam
Questions and CORRECT Answers
What is a "year round pool?" - CORRECT ANSWER - Any pool that is indoor or heated.
How long is CPO certification good for? - CORRECT ANSWER - 5 years from the date of
issuance
What are two things onsite records should include? - CORRECT ANSWER - 1. Daily
readings of the measurements of disenfectant residuals and pH levels.
2. A checklist of maintenance guidelines to be completed daily by the Operator.
How often and when should daily readings be taken? - CORRECT ANSWER - At least 2
times during daylight hours each day and minimum of six hours apart. The Operator must read
and record at least one measurement of the disenfectant and pH level daily.
What happens if the Operator is temporarily unable to physically inspect the pool? - CORRECT
ANSWER - Must provide an alternate Operator who meets all CPO requirements of Wake
County.
What are the four violations of water quality standards that result in pool closure? - CORRECT
ANSWER - 1. Presence of algae.
2. Presence of bacteria or fecal coliform.
3. No measurable presence of disenfectant.
Presence of fecal material.
What happens if fecal material is introduced into a wading pool or spa? - CORRECT
ANSWER - Must be DRAINED and disenfected.
, What is the min an max level of free chlorine for pools? - CORRECT ANSWER - 1ppm -
10ppm
What is the min an max level pH for pools? - CORRECT ANSWER - 7.2 - 7.8
What is the min an max level of free chlorine for wading pools and spas? - CORRECT
ANSWER - 2ppm - 10ppm
What is the min an max pH for spas and wading pools? - CORRECT ANSWER - 7.2-7.8
What is the min height for fencing? - CORRECT ANSWER - 4ft entirely around pool area
The horizontal space between vertical members of the fencing enclosure shall not
exceed__inches? - CORRECT ANSWER - 4 inches
Where the horizontal space between vertical members of the fencing enclosure exceeds ____
inches there shall be at least ___ inches between any horizontal bottom rail or stinger and the
next one. - CORRECT ANSWER - 1 3/4
30
The height of any opening under the bottom of the enclosure shall not exceed ___inches. -
CORRECT ANSWER - 4
Min requirements for gate? - CORRECT ANSWER - Self closing and latching
The latch release must be located at a height no less than ___ inches above the bottom hotizontal
rail. At a distance of no more than ___ inches below the top of the gate. - CORRECT
ANSWER - 54
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Swimming Pools UPDATED Exam
Questions and CORRECT Answers
What is a "year round pool?" - CORRECT ANSWER - Any pool that is indoor or heated.
How long is CPO certification good for? - CORRECT ANSWER - 5 years from the date of
issuance
What are two things onsite records should include? - CORRECT ANSWER - 1. Daily
readings of the measurements of disenfectant residuals and pH levels.
2. A checklist of maintenance guidelines to be completed daily by the Operator.
How often and when should daily readings be taken? - CORRECT ANSWER - At least 2
times during daylight hours each day and minimum of six hours apart. The Operator must read
and record at least one measurement of the disenfectant and pH level daily.
What happens if the Operator is temporarily unable to physically inspect the pool? - CORRECT
ANSWER - Must provide an alternate Operator who meets all CPO requirements of Wake
County.
What are the four violations of water quality standards that result in pool closure? - CORRECT
ANSWER - 1. Presence of algae.
2. Presence of bacteria or fecal coliform.
3. No measurable presence of disenfectant.
Presence of fecal material.
What happens if fecal material is introduced into a wading pool or spa? - CORRECT
ANSWER - Must be DRAINED and disenfected.
, What is the min an max level of free chlorine for pools? - CORRECT ANSWER - 1ppm -
10ppm
What is the min an max level pH for pools? - CORRECT ANSWER - 7.2 - 7.8
What is the min an max level of free chlorine for wading pools and spas? - CORRECT
ANSWER - 2ppm - 10ppm
What is the min an max pH for spas and wading pools? - CORRECT ANSWER - 7.2-7.8
What is the min height for fencing? - CORRECT ANSWER - 4ft entirely around pool area
The horizontal space between vertical members of the fencing enclosure shall not
exceed__inches? - CORRECT ANSWER - 4 inches
Where the horizontal space between vertical members of the fencing enclosure exceeds ____
inches there shall be at least ___ inches between any horizontal bottom rail or stinger and the
next one. - CORRECT ANSWER - 1 3/4
30
The height of any opening under the bottom of the enclosure shall not exceed ___inches. -
CORRECT ANSWER - 4
Min requirements for gate? - CORRECT ANSWER - Self closing and latching
The latch release must be located at a height no less than ___ inches above the bottom hotizontal
rail. At a distance of no more than ___ inches below the top of the gate. - CORRECT
ANSWER - 54
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