YMCA Lifeguard Practice Test

Which of the following should be monitored to maintain swimming pool safety?

1. Daily temperature readings

2. Water clarity and chemical balance

3. Poolside furniture condition

4. Swimmers' personal items

The correct answer is: Water clarity and chemical balance

Water clarity and chemical balance are critical factors in maintaining swimming pool safety. Proper water clarity ensures that lifeguards can see and monitor all swimmers, which is essential for identifying any potential dangers or emergencies, such as a swimmer in distress. Additionally, maintaining the correct chemical balance is vital for preventing waterborne illnesses, ensuring the comfort of swimmers, and preventing damage to the pool structure and equipment. This entails regularly testing pH levels, chlorine levels, and other chemicals to ensure they are within acceptable ranges. By focusing on these parameters, pool staff can create a safe environment that protects the health of swimmers and supports effective surveillance, which is paramount for emergency response. Monitoring temperature readings, poolside furniture condition, and swimmers' personal items are secondary to the core responsibilities of ensuring clean, safe, and well-balanced water for all pool users.