ASCA ASCA Pool Management & Aquatic Facility Operations

Question 1

What is the recommended free chlorine level (in ppm) for a competitive swimming pool according to CDC and USA Swimming guidelines?

Accepted Answer

1.0 – 3.0 ppm

Answer

0.1 – 0.5 ppm

Answer

5.0 – 7.0 ppm

Answer

8.0 – 10.0 ppm

Question 2

What is the ideal pH range for a competitive swimming pool?

Accepted Answer

7.2 – 7.8

Answer

5.5 – 6.5

Answer

6.5 – 7.0

Answer

8.0 – 9.0

Question 3

Which type of pool filtration system uses microscopic fossilized algae as a filter medium?

Accepted Answer

Diatomaceous earth (DE) filter

Answer

Sand filter

Answer

Cartridge filter

Answer

UV filtration system

Question 4

What does 'turnover rate' mean in pool facility management?

Accepted Answer

The time it takes for the entire pool volume to be filtered and returned

Answer

The number of swimmers rotated through lanes per hour

Answer

The daily change of pool water volume

Answer

The frequency of chemical testing per day

Question 5

What is the primary purpose of shock chlorination (superchlorination) in pool maintenance?

Accepted Answer

To break down combined chlorine (chloramines) and eliminate contaminants

Answer

To lower the pool's pH rapidly

Answer

To increase water hardness

Answer

To clean pool tiles and lane lines

Question 6

Under the Americans with Disabilities Act (ADA), which of the following is required for public aquatic facilities in the US?

Accepted Answer

At least one accessible means of entry such as a pool lift or sloped entry

Answer

Heated pool water year-round

Answer

A separate pool for swimmers with disabilities

Answer

On-site physical therapists at all times