USCG Exam PracticeMARPOL and discharge regulations
Under 33 CFR §151.05, 'graywater' is defined as drainage from which of the following sources?
- A. Toilets, urinals, dishwashers, and hospital spaces
- ✓ Dishwater, shower, laundry, bath, and washbasin drainsCorrect
- C. Cargo spaces, animal spaces, and laundry drains
- D. Bilge wells, tank tops, and washbasin drains
Why B is correct
33 CFR §151.05 defines graywater as drainage from dishwater, shower, laundry, bath, and washbasin drains. It explicitly excludes drainage from toilets, urinals, hospitals, animal spaces, and cargo spaces.
Cited:33 CFR §151.05