Certified Pool Operator Study Guide With
Complete Solutions 2023/2024
11 Reasons for Pool Closure
1. lifeguard on pool deck
2. Main drain is not clearly, visible from the nearest lifeguard chair
3. Free chlorine, total bromine, ph and cyanic acid readings of pool where otherwise specified under
Section 2, B.1
4. Recirculating equipment is not working properly for more than 1 hour
5.Water level is below the skimmers in pools
6. Chemical disinfectant feeder has not been functional for 24 hour period
7. Bathhouse drainage system is blocked sufficiently to render bathhouse unusable
8. Director has been wrongly denied permission to inspect the pool pursuant to chapter 51
9. A licensed Montgomery county pool operator is not immediate control of the pool
10. Director determines that an immediate hazard exists to the health or safety of the users of any
pool
11. At least one lifeguard currently certified in infant/child/adult CPR is not within the pool enclosure.
Health regulation for CPO is
16 years old; approved course; 75% or better
CPO Must be at the facility _______ prior; for what reason
30 Minutes prior to open; to measure, record and adjust
Chlorine and PH must be tested every _____ hours for a pool; every _____ hour for a spa
2 hours for pool; 1 hour for spa
Records of chemical readings must be maintained and available for at least ______ years; and _____
years total
2 years @ pool; 3 years total
Must close a pool or spa when: ____ ( Hint 7 items)
1. residual disinfection levels are not within required ranges.
2. Sanitary water quality has coliform bacteria levels within the acceptable ranges
3. Water chemistry levels are not within proper ranges
4. Water clarity is not acceptable according to local standards
5. Recirculation or disinfection system is malfunctioning
6. When protection of the public health, safety, welfare imperatively requires emergency action.
7. Lifeguard not present
___________ is the best prevention of accidents at swimming pools
Adult supervision
All public pools must have a _____ and _____ in order for the pool to be open.
CPO, and lifeguard
Name 5 reasons that cause a facility to have more than one lifeguard:
1. # of guards on duty
2. # of swimmers in water
, 3. Skill level of swimmers
4. Shape of facility
5. Temperature
6. Activity
_______________ is a step by step plan that the facility staff will follow in response to an emergency
at the facility.
Emergency Action Plan
Most rescues and diving accidents occur in _____ water
Shallow
Pool Operator certification is valid for _____ years
2 years
Lifeguard certification is valid for ____ years
2 years
Five factors figure into water balance:
1. pH
2.Total Alkalinity
3. Calcium hardness
4. Temperature
5. Total Disolved Solids
Define : Corrosive Water
Seeks to satisfy its hunger by dissolving virtually everything it contacts. Attacking metals and plaster
surfaces.
Define: Scaling Water
Too many ingredients seeking to relieve its condition by releasing precipitates either as scale,
cloudiness or residue.
What is neutral pH?
7
What is pH of human eye?
7.5
What is acceptable value of pH? Main pool is tested every _____ hours and spa be tested every
____ ?
7.2 - 7.8 (Although ideal range is 7.4 - 7.6) Main pool tested every 2 hours and spa tested every hour
How is pH tested?
Phenol Red or R-004
Complete Solutions 2023/2024
11 Reasons for Pool Closure
1. lifeguard on pool deck
2. Main drain is not clearly, visible from the nearest lifeguard chair
3. Free chlorine, total bromine, ph and cyanic acid readings of pool where otherwise specified under
Section 2, B.1
4. Recirculating equipment is not working properly for more than 1 hour
5.Water level is below the skimmers in pools
6. Chemical disinfectant feeder has not been functional for 24 hour period
7. Bathhouse drainage system is blocked sufficiently to render bathhouse unusable
8. Director has been wrongly denied permission to inspect the pool pursuant to chapter 51
9. A licensed Montgomery county pool operator is not immediate control of the pool
10. Director determines that an immediate hazard exists to the health or safety of the users of any
pool
11. At least one lifeguard currently certified in infant/child/adult CPR is not within the pool enclosure.
Health regulation for CPO is
16 years old; approved course; 75% or better
CPO Must be at the facility _______ prior; for what reason
30 Minutes prior to open; to measure, record and adjust
Chlorine and PH must be tested every _____ hours for a pool; every _____ hour for a spa
2 hours for pool; 1 hour for spa
Records of chemical readings must be maintained and available for at least ______ years; and _____
years total
2 years @ pool; 3 years total
Must close a pool or spa when: ____ ( Hint 7 items)
1. residual disinfection levels are not within required ranges.
2. Sanitary water quality has coliform bacteria levels within the acceptable ranges
3. Water chemistry levels are not within proper ranges
4. Water clarity is not acceptable according to local standards
5. Recirculation or disinfection system is malfunctioning
6. When protection of the public health, safety, welfare imperatively requires emergency action.
7. Lifeguard not present
___________ is the best prevention of accidents at swimming pools
Adult supervision
All public pools must have a _____ and _____ in order for the pool to be open.
CPO, and lifeguard
Name 5 reasons that cause a facility to have more than one lifeguard:
1. # of guards on duty
2. # of swimmers in water
, 3. Skill level of swimmers
4. Shape of facility
5. Temperature
6. Activity
_______________ is a step by step plan that the facility staff will follow in response to an emergency
at the facility.
Emergency Action Plan
Most rescues and diving accidents occur in _____ water
Shallow
Pool Operator certification is valid for _____ years
2 years
Lifeguard certification is valid for ____ years
2 years
Five factors figure into water balance:
1. pH
2.Total Alkalinity
3. Calcium hardness
4. Temperature
5. Total Disolved Solids
Define : Corrosive Water
Seeks to satisfy its hunger by dissolving virtually everything it contacts. Attacking metals and plaster
surfaces.
Define: Scaling Water
Too many ingredients seeking to relieve its condition by releasing precipitates either as scale,
cloudiness or residue.
What is neutral pH?
7
What is pH of human eye?
7.5
What is acceptable value of pH? Main pool is tested every _____ hours and spa be tested every
____ ?
7.2 - 7.8 (Although ideal range is 7.4 - 7.6) Main pool tested every 2 hours and spa tested every hour
How is pH tested?
Phenol Red or R-004
