USCG Exam PracticePollution prevention and environmental awareness
Under 33 CFR §151.10, a non-tanker vessel is more than 12 nautical miles from the nearest land but is NOT proceeding enroute. Which set of discharge conditions must be met to legally discharge oily bilge water overboard?
- ✓ The conditions specified in 33 CFR §151.10(b)(1) through (b)(5), including the 15 ppm limit and an operational 15 ppm bilge alarmCorrect
- B. The conditions specified in 33 CFR §151.10(a)(1) through (a)(6), including the enroute requirement
- C. No discharge is permitted under any circumstances when not proceeding enroute
- D. The 15 ppm limit applies but no bilge alarm is required beyond 12 nautical miles
Why A is correct
33 CFR §151.10(d) states that when more than 12 nautical miles from the nearest land and not proceeding enroute, discharge must comply with paragraphs (b)(1) through (b)(5), which include the 15 ppm limit and the requirement for oily-water separating equipment with a 15 ppm bilge alarm.
Cited:33 CFR §151.10