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Environmental Compliance & Spill Response Flashcards

6 cards from real CPA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 Environmental Compliance & Spill Response flashcards as text
  1. What is the required timeframe for reporting a petroleum spill to the National Response Center under the Clean Water Act?

    Answer: As soon as possible (immediately)

    The Clean Water Act requires immediate notification to the National Response Center (NRC) at 1-800-424-8802 as soon as a reportable spill is discovered.

  2. Which type of vapor recovery system captures gasoline vapors at the pump nozzle to prevent atmospheric release?

    Answer: Stage II vapor recovery

    Stage II vapor recovery systems capture hydrocarbon vapors at the fuel dispenser nozzle during vehicle refueling, preventing VOC emissions.

  3. What does the term 'light non-aqueous phase liquid' (LNAPL) refer to in petroleum contamination contexts?

    Answer: Refined petroleum products that float on the water table

    LNAPLs are petroleum products like gasoline and diesel that are less dense than water and float on or near the water table following a spill.

  4. Air quality permits for petroleum operations commonly limit emissions of which class of pollutants to reduce smog formation?

    Answer: Volatile Organic Compounds (VOCs)

    VOCs from petroleum operations react with nitrogen oxides in sunlight to form ground-level ozone (smog), so air permits set strict VOC emission limits.

  5. Which EPA program regulates the accidental release prevention of extremely hazardous substances including flammable liquids at petroleum facilities?

    Answer: Risk Management Program (RMP)

    The EPA's Risk Management Program (RMP) under the Clean Air Act requires facilities with flammable and toxic substances above threshold quantities to develop and submit accident prevention plans.

  6. What is the primary environmental concern associated with hydrogen sulfide (H₂S) releases at petroleum production sites?

    Answer: It is highly toxic and can cause rapid incapacitation or death at low concentrations

    H₂S is extremely toxic; at concentrations above 100 ppm it can cause rapid loss of consciousness and death, making it one of the most serious hazards at sour gas production sites.