CPO PRACTICE TEST
CPO Practice Test Updated 2025 (A+
Graded 100% Verified Answers)
pH level must be between _____ and _____. - ANSWER✅ 7.2 and 7.8
Water temp of a heated pool does not exceed _______. - ANSWER✅ 90 degrees F
Water temp of a spa does not exceed ______. - ANSWER✅ 104 degrees F
How many times is it required for the CPO to test the water der day? - ANSWER✅ At least
once
How many hours a day must the pump operate? - ANSWER✅ 24 hours
How long must a pole with body hook be? - ANSWER✅ 12 ft
How many days do you have to report a death, serious injury or complaint of illness caused
by your swimming pool? - ANSWER✅ 2 days
The CPO certificate is valid for how long? - ANSWER✅ 5 years
, CPO PRACTICE TEST
Two daily readings and recordings of the disinfectant residuals and pH levels shall be taken
a minimum of how many hours apart? - ANSWER✅ 6
The CPO must complete a ________ provided by the Department of Environmental Services
daily. - ANSWER✅ checklist
The highest level of free chlorine allowed in pools is ______ - ANSWER✅ 10ppm
A pool shall be closed for: - ANSWER✅ algae, bacteria, fecal material, no presence of
disinfectant
If fecal contaminati9on occurs in a wading pool or spa you should
_____________________________. - ANSWER✅ Drain and disinfect it
The height of any opening under the bottom of the enclosure shall not exceed _______
inches. - ANSWER✅ 4
T/F Bathrooms shall be provided at all pools adjacent to the pool deck. - ANSWER✅ True
T/F Chemicals shall be stored in a dry, weatherproof enclosure separate from the enclosure
provided for pumps and other electrical equipment. This room shall be used from chemical
storage only. - ANSWER✅ True
, CPO PRACTICE TEST
Decks shall be structurally sound and shall be maintained free of trip hazards or offsets
greater than ________ resulting from deterioration or changes from the original deck
profile. - ANSWER✅ 1/2 inch
T/F Pets are allowed on the pool deck. - ANSWER✅ False
Pools shall have emergency telephone with a sign beside it stating: - ANSWER✅
EMERGENCY DIAL 991
Pool number
Address
T/F All drain covers should be in good condition and securely attached. - ANSWER✅ True
All swimming pools must be equipped with at least _____ rinse shower which is located
adjacent to the pool. - ANSWER✅ One
Pools shall have at least one unit of lifesaving equipment present. A unit of lifesaving
equipment shall include: - ANSWER✅ A pole
A throwing rope
______ units of lifesaving equipment must be provided for any pool which exceeds_______
square feet of surface area. - ANSWER✅ Two and 3000
, CPO PRACTICE TEST
When a public swimming pool or wading pool does not have a lifeguard on duty, a sign shall
be posted which has clearly legible letters of at least _______ in height stating, "WARNING
NO LIFEGUARD ON DUTY" - ANSWER✅ 4 inches
All spas that have a hydrotherapy turbulence system shall provide a timer switch with a
maximum of _____ minutes. - ANSWER✅ 15
"NO DIVING" deck signs should be set apart in intervals of _______. - ANSWER✅ 25 feet
Any pool where its Wake County Swimming Pool Operations permit has been suspended or
revoked, the Operator shall affix a notice stating ____________ - ANSWER✅ pool closed
If the emergency phone is not working, the pool _______. - ANSWER✅ must close
T/F It is okay if depth marking is not visible to patrons. - ANSWER✅ False
T/F If the CPO cannot inspect the pool, he must provide an alternate operator that day. -
ANSWER✅ True
The Total Alkalinity (TA) and Cyanuric Acid (CA) must be tested how often? - ANSWER✅
Once per week
Pool water should be kept a such clarity that the _________ is clearly visible from the pool
deck. - ANSWER✅ main drain
CPO Practice Test Updated 2025 (A+
Graded 100% Verified Answers)
pH level must be between _____ and _____. - ANSWER✅ 7.2 and 7.8
Water temp of a heated pool does not exceed _______. - ANSWER✅ 90 degrees F
Water temp of a spa does not exceed ______. - ANSWER✅ 104 degrees F
How many times is it required for the CPO to test the water der day? - ANSWER✅ At least
once
How many hours a day must the pump operate? - ANSWER✅ 24 hours
How long must a pole with body hook be? - ANSWER✅ 12 ft
How many days do you have to report a death, serious injury or complaint of illness caused
by your swimming pool? - ANSWER✅ 2 days
The CPO certificate is valid for how long? - ANSWER✅ 5 years
, CPO PRACTICE TEST
Two daily readings and recordings of the disinfectant residuals and pH levels shall be taken
a minimum of how many hours apart? - ANSWER✅ 6
The CPO must complete a ________ provided by the Department of Environmental Services
daily. - ANSWER✅ checklist
The highest level of free chlorine allowed in pools is ______ - ANSWER✅ 10ppm
A pool shall be closed for: - ANSWER✅ algae, bacteria, fecal material, no presence of
disinfectant
If fecal contaminati9on occurs in a wading pool or spa you should
_____________________________. - ANSWER✅ Drain and disinfect it
The height of any opening under the bottom of the enclosure shall not exceed _______
inches. - ANSWER✅ 4
T/F Bathrooms shall be provided at all pools adjacent to the pool deck. - ANSWER✅ True
T/F Chemicals shall be stored in a dry, weatherproof enclosure separate from the enclosure
provided for pumps and other electrical equipment. This room shall be used from chemical
storage only. - ANSWER✅ True
, CPO PRACTICE TEST
Decks shall be structurally sound and shall be maintained free of trip hazards or offsets
greater than ________ resulting from deterioration or changes from the original deck
profile. - ANSWER✅ 1/2 inch
T/F Pets are allowed on the pool deck. - ANSWER✅ False
Pools shall have emergency telephone with a sign beside it stating: - ANSWER✅
EMERGENCY DIAL 991
Pool number
Address
T/F All drain covers should be in good condition and securely attached. - ANSWER✅ True
All swimming pools must be equipped with at least _____ rinse shower which is located
adjacent to the pool. - ANSWER✅ One
Pools shall have at least one unit of lifesaving equipment present. A unit of lifesaving
equipment shall include: - ANSWER✅ A pole
A throwing rope
______ units of lifesaving equipment must be provided for any pool which exceeds_______
square feet of surface area. - ANSWER✅ Two and 3000
, CPO PRACTICE TEST
When a public swimming pool or wading pool does not have a lifeguard on duty, a sign shall
be posted which has clearly legible letters of at least _______ in height stating, "WARNING
NO LIFEGUARD ON DUTY" - ANSWER✅ 4 inches
All spas that have a hydrotherapy turbulence system shall provide a timer switch with a
maximum of _____ minutes. - ANSWER✅ 15
"NO DIVING" deck signs should be set apart in intervals of _______. - ANSWER✅ 25 feet
Any pool where its Wake County Swimming Pool Operations permit has been suspended or
revoked, the Operator shall affix a notice stating ____________ - ANSWER✅ pool closed
If the emergency phone is not working, the pool _______. - ANSWER✅ must close
T/F It is okay if depth marking is not visible to patrons. - ANSWER✅ False
T/F If the CPO cannot inspect the pool, he must provide an alternate operator that day. -
ANSWER✅ True
The Total Alkalinity (TA) and Cyanuric Acid (CA) must be tested how often? - ANSWER✅
Once per week
Pool water should be kept a such clarity that the _________ is clearly visible from the pool
deck. - ANSWER✅ main drain
