What is Annex I of MARPOL 73/78 (Regulation for the Prevention of Pollution by Oil) and discharge regulations?

List of Special Areas of Annex 1:
  1. Mediterranean Sea
  2. Baltic Sea
  3. Black Sea
  4. Red Sea
  5. Gulf Sea
  6. Gulf of Aden
  7. Antarctic area
  8. North west European water
  9. Oman area of the Arabian Sea
  10. Southern South Africa.
Requirements for machinery spaces of all ships :

Every oil tanker of 150 GT and above & other ships of 400 GT and above

  • Tanks for oil residues (sludge)

Every ship of 400 GT and above shall be provided with a tank or tanks of adequate capacity, having regard to the type of machinery and length of voyage, to receive oil residues which can’t be dealt with otherwise in accordance with the requirement of this annex, such as those resulting from the purification of fuel and lubricating oils and oil leakages in the machinery spaces.
Piping to and from sludge tanks shall have no direct connection overboard, other than the standard discharge connection.

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Graduated from M.E.R.I. Mumbai (Mumbai University), After a brief sailing founded this website with the idea to bring the maritime education online which must be free and available for all at all times and to find basic solutions that are of extreme importance to a seafarer by our innovative ideas.