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1.2.5 Sewage treatment plants installed prior to 1 January 2010 on ships other than passenger ships operating in MARPOL Annex IV special areas and intending to discharge treated sewage effluent into the sea, should comply with resolution MEPC.2(VI).
1. INTRODUCTION. 1.1 The Marine Environment Protection Committee (MEPC) of the International Maritime Organization (IMO) adopted resolution MEPC.2(VI) Recommendation on International Effluent Standards and Guidelines for Performance Tests for Sewage Treatment Plants in 1976.
The sewage treatment plant was tested and produced an effluent which, on analysis, produces: .1 a geometric mean of no more than 100 thermotolerant coliforms/100 ml; .2 a geometric mean of total suspended solids of 35 Qi/Qe mg/l if tested ashore
The Wärtsilä small STC-13 Super Trident sewage treatment plant is a cost-effective and safe answer to disposal of waste at sea. The small plants are fully compatible with gravity and vacuum collection systems and uses the activated sludge system.
The requirements, with the exception of the require-ments in section 4.2, will apply to sewage treatment plants installed on or after 1 January 2016 on: ships, other than passenger ships, in all areas; and passenger ships outside MARPOL Annex IV special areas.
The Wärtsilä Super Trident sewage treatment plant is a cost-effective and safe answer to disposal of waste at sea, maintaining the quality of the world s oceans and complying with regulations for operational peace of mind.
INTRODUCING MARINE SEWAGE EFFLUENT TESTING Marine pollution from sewage has always been one of the world’s most prominent ecological problems – in fact, reducing it was the first ever environmental initiative and was led by the IMO. New technology and regulations have been developing for over a century and will continue to do so in the future.
