ASCA Pool Management & Aquatic Facility Operations Flashcards
6 cards from real ASCA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 ASCA Pool Management & Aquatic Facility Operations flashcards as text
What does 'combined chlorine' (chloramines) indicate in a pool water test?
Answer: Chlorine that has reacted with nitrogen compounds from swimmers and is no longer effective as a sanitizer
Combined chlorine (chloramines) forms when free chlorine reacts with nitrogen compounds like sweat and urine, reducing its sanitizing effectiveness.
What is the typical water temperature range recommended for competitive swimming training pools?
Answer: 78°F – 82°F (26°C – 28°C)
Competitive training pools are typically maintained between 78°F and 82°F to balance swimmer performance and comfort.
What regulatory agency sets safety standards for public pool drain covers in the United States?
Answer: CPSC (Consumer Product Safety Commission)
The CPSC administers the Virginia Graeme Baker Pool and Spa Safety Act, which sets standards for anti-entrapment drain covers.
What is the recommended minimum number of lifeguards per swimmers in an active competitive practice setting according to general aquatic safety guidelines?
Answer: 1 lifeguard per 25 swimmers
General aquatic safety guidelines recommend a 1:25 lifeguard-to-swimmer ratio as a safe standard during active water use.
What is the purpose of a pool's 'surge tank' or 'balance tank'?
Answer: To collect overflow water displaced by swimmers and return it to the circulation system
A surge/balance tank collects water that overflows when swimmers enter the pool and returns it to the filtration and circulation system.
Which chemical is most commonly used to raise the pH of pool water?
Answer: Sodium carbonate (soda ash)
Sodium carbonate (soda ash) is the standard chemical used to increase pool pH when readings fall below the recommended range.