- | Page
CPO Wake County QUESTIONS WITH
COMPLETE SOLUTIONS
Question 1: How long does the Wake County CPO certificate
last
CORRECT ANSWER : 5 years
Question 2: How often must daily readings of disinfectant and
pH levels be taken?
CORRECT ANSWER : 2 times during daylight hours with a
legible CPO signature. A minimum of six hours apart. Operator must test and record one of these.
Question 3: What is the CPO checklist and when should it be
used?
CORRECT ANSWER : Should be filled out daily in the
permitted time by operator. It is a list of maintenance guidelines provided by environmental services.
Question 4: What do you do when the operator is unavailable to
do a daily check of the pool?
CORRECT ANSWER : The operator needs to find a qualified
replacement operator for that day.
- | Page
Question 5: What water quality violations require pool closure?
CORRECT ANSWER : -Fecal matter
-presence of algae -presence of bacteria or fecal chloroform -no measurable presence of disinfectant
Question 6: What do you do when fecal matter is introduced to
the pool?
CORRECT ANSWER : It is to be drained and disinfected
Question 7: Pool: Free chlorine min/max CORRECT ANSWER : Minimum: 1 ppm maximum: 10 ppm
Question 8: Pool: pH Minimum and Maximum CORRECT ANSWER : Minimum: 7.2
Maximum: 7.8
Question 9: Wading pool/spa: free chlorine min/max CORRECT ANSWER : Minimum: 2 ppm
- | Page
Max: 10 ppm
Question 10: Wading pool/spa pH min/max
CORRECT ANSWER : Minimum: 7.2
Max: 7.8
Question 11: What are the residential pool fencing
requirements?
CORRECT ANSWER : 4 foot minimum height fence completely
enclosing the swimming pool area, with no more than 4 inch gaps between bars of the fence. No more than a 4 inch space between the fence and the ground. Must be self closing and self latching.
Question 12: Sanitary facilities
CORRECT ANSWER : Must be provided at all pools
Question 13: Requirements for chemical storage
CORRECT ANSWER : Must have a dry, weatherproof
enclosure, separate from pumps and electrical equipment.
- | Page
Question 14: Requirements for pool equipment
CORRECT ANSWER : Equipment such as filter equipment,
chemical feeders, and pumps must be kept in good repair, and if they ever break the operator needs to immediately close the pool.
Question 15: Pool deck requirements
CORRECT ANSWER: Must be kept in good repair, free from
cracks. Should be structurally sound and free of trip hazards and offsets greater than 1/2 inch resulting from deterioration.
Question 16: What happens when glass breaks in the pool?
CORRECT ANSWER : Pool must be drained, glass removed,
and water returned back to standards prior to reopening.
Question 17: Pets and animals
CORRECT ANSWER : Cannot be allowed inside the pool
enclosure