RT null T1 Hazardous & Noxious Substances (HNS) Response Operation Guideline A1 International Maritime Organization, A1 United Nations Environment Programme, K1 guideline K1 environmentally hazardous substance K1 marine pollution K1 marine accident PB Marine Environmental Emergency Preparedness and Response Regional Activity Centre the Northwest Pacific Action Plan (NOWPAP MERRAC) SN 978-89-93604-08-5 YR 2009 FD 2009 LK https://wedocs.unep.org/handle/20.500.11822/26155 UL https://wedocs.unep.org/handle/20.500.11822/26155 NO This regional guideline aims to give general recommendations and provide information needed for proper decision making when responding to accidents in the marine environment involving chemicals and dangerous goods. It shoud not, however, be taken as a substitute for the national guidelines and manuals on HNS spills response existing in NOWPAP member states. The guideline is based on existing regional (HELCOM, REMPEC and Bonn Agreement) and national (NOWPAP member states) manuals and recommendations. The contents of this guideline must be thoroughly reviewed beforehand and are primarily aimed for personnel who are familiar with the area. DS UN Environment Document Repository RD Sep 20, 2026