[Code of Federal Regulations] [Title 33, Volume 2] [Revised as of July 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 33CFR151.79] [Page 290-291] TITLE 33--NAVIGATION AND NAVIGABLE WATERS CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED) PART 151_VESSELS CARRYING OIL, NOXIOUS LIQUID SUBSTANCES, GARBAGE, MUNICIPAL OR COMMERCIAL WASTE, AND BALLAST WATER--Table of Contents Subpart A_Implementation of MARPOL 73/78 and the Protocol on Environmental Protection to the Antarctic Treaty as it Pertains to Pollution from Ships Sec. 151.79 Operating requirements: Discharge of sewage within Antarctica. (a) A vessel certified to carry more than 10 persons must not discharge untreated sewage into the sea within 12 nautical miles of Antarctic land or ice shelves; beyond such distance, sewage stored in a holding tank must not be discharged instantaneously but at a moderate rate and, where practicable, while the ship is en route at a speed of no less than 4 knots. For purposes of this section, ``sewage'' means: (1) Drainage and other wastes from any form of toilets, urinals, and WC scuppers; (2) Drainage from medical premises (dispensary, sick bay, etc.) via wash basins, wash tubs, and scuppers located in such premises; (3) Drainage from spaces containing living animals; or (4) Other waste waters when mixed with the drainages defined above. (b) Paragraph (a) of this section does not apply to a warship, naval auxiliary, or other ship owned or operated by the United States and used only in government non-commercial service. (c) Paragraph (a) of this section does not apply in cases of an emergency relating to the safety of a ship and those on board or saving life at sea. Notice of an activity, otherwise prohibited under paragraph (a) of this section, undertaken in case of an emergency shall be [[Page 291]] reported immediately to the National Response Center (NRC) toll free number 800-424-8802. [CGD 97-015, 62 FR 18045, Apr. 14, 1997]