Skip to main content
CaptainsGround
Every answer cited & verifiedAll 4 USCG exam modulesReviewed by a former NMC exam writer
USCG Exam PracticeMARPOL and discharge regulations

Under 33 CFR §151.05, 'graywater' is defined as drainage from which of the following sources?

  1. Dishwater, shower, laundry, bath, and washbasin drainsCorrect
  2. B. Dishwater, shower, laundry, bath, washbasin, and toilet drains
  3. C. Dishwater, shower, laundry, bath, washbasin, and hospital drains
  4. D. Dishwater, shower, laundry, bath, washbasin, and cargo space drains

Why A is correct

33 CFR §151.05 defines graywater as drainage from dishwater, shower, laundry, bath, and washbasin drains. The definition explicitly excludes drainage from toilets, urinals, hospitals, animal spaces, and cargo spaces. Options B, C, and D each include an excluded source.

More MARPOL and discharge regulations questions

Start drilling in 30 seconds. Free.

No signup, no credit card — answer 5 real, cited exam questions right now.

Under 33 CFR §151.05, 'graywater' is defined as drainage from which… — USCG Exam Practice · CaptainsGround