Hazardous and Noxious Substances Spill Incidents

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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.

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Val Rosandra



Rest of the world


HNS Spilt



Amount Spilt (T)1800

CAS Number115-07-1


Physical Behaviour (SEBC code)


Pollution Category (MARPOL Annex 2)


Class according to IMDG code


Subsidiary Risk Class according to IMDG code

Classification as Marine Pollutant


HNS Classification (2010 HNS Convention)

Fate and weathering facts observed/reported

After the start of a fire Val Rosandra was towed from port to a position about 50 km off the coast where a safety zone of 22 km radius and 6 km height was set up. By means of explosives, the 1,800 tonnes of propylene and the bunker fuel were burnt off. On 11 June, a final round of explosives was used to sink the ship. Measurements taken after the incident showed no evidence of pollution in the area.

Material Safety Data Sheets (MSDS)