Risk Assessment & Mitigation Flashcards

A CPO finds that a pool's pump room has no ventilation and contains chlorine gas buildup from a chemical feeder leak. What is the FIRST action to take?

Answer: Do not enter; ventilate from outside, evacuate the area, and call emergency services

Chlorine gas is immediately dangerous to life and health (IDLH at 10 ppm); the pump room must not be entered without SCBA equipment and emergency services should be contacted.

Which situation represents a SECONDARY drowning risk that a CPO should communicate to bathers' families after a submersion incident?

Answer: Fluid accumulation in the lungs that can cause breathing problems hours after a rescue

Secondary (dry) drowning involves delayed respiratory distress from water aspiration into the lungs, which can be fatal hours after the initial incident, requiring medical evaluation.

A risk assessment reveals that the pool's emergency lighting fails during a simulated power outage. What immediate action should be taken?

Answer: Close the pool to bathers until emergency lighting is fully operational

Emergency lighting is a life-safety system; failure means emergency egress and response cannot be safely performed, requiring pool closure until repairs are complete.

What is the primary risk associated with a pool's backwash water being discharged directly onto an adjacent sports field?

Answer: Environmental contamination from pathogens and chemicals in the wastewater

Backwash water contains concentrated pathogens, chemicals, and organic debris; improper discharge can contaminate soil, groundwater, and nearby surfaces, creating public health risks.

During a risk assessment, a CPO finds that the pool's AED (automated external defibrillator) was last inspected 18 months ago and the battery indicator shows low. What is the CORRECT response?

Answer: Replace the battery and resume operations, documenting the maintenance

The correct action is to replace the battery (or the AED pads if expired), document the maintenance, and return the AED to service — a functioning AED must be available at all times.

Which pool feature MOST effectively mitigates the risk of a head-first entry injury in the diving area?

Answer: Ensuring the diving well meets minimum depth requirements for the diving board height

Minimum depth requirements for the diving well (typically 8–13 feet depending on board height) are the primary engineering control that prevents head-first entry injuries.

A CPO is training new staff on the risk of hyperventilation before underwater breath-holding. What is the primary danger this practice creates?

Answer: Shallow water blackout due to hypoxia before the urge to breathe triggers surfacing

Hyperventilation before breath-holding lowers CO2 levels, suppressing the urge to breathe and causing sudden unconsciousness underwater (shallow water blackout) before hypoxia triggers a surface reflex.