Hazardous and Noxious Substances Spill Incidents

Advanced Search

On this database it is collected information on the fate and weathering of hazardous and noxious substances (HNS) accidentally spilt at the sea around the world. It gathers and systematizes existing information to assist stakeholders involved in spill preparedness and response, and builds return of experience datasheets for the chemicals involved. It will facilitate the incorporation of lessons from past incidents on the decision process to improve preparedness.

Read Documents

Mundogas Oslo

1966

Finland/Sweden

Europe

Bulk

HNS Spilt

Liquid ammoniaLiquid

NH3

Amount Spilt (T)2000

CAS Number7664-41-7

DE

Physical Behaviour (SEBC code)

Y

Pollution Category (MARPOL Annex 2)

2.2

Class according to IMDG code

-

Subsidiary Risk Class according to IMDG code

Classification as Marine Pollutant

ii, iii

HNS Classification (2010 HNS Convention)

Fate and weathering facts observed/reported

The wreck is still sitting on the ocean floor. Studies have shown the presence of chronic leaks of ammonia from the tanks. According to certain estimations, 940 tonnes remain on board.

Material Safety Data Sheets (MSDS)

http://avogadro.chem.iastate.edu/MSDS/NH3_gas.pdf