Summary of Public Comments received on Fuel Oil No. 4, Fuel Oil No. 6, and Residual Fuel Oil Draft Screening Assessment Report for Stream 3 of the Petroleum Sector Stream Approach

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Comments on the draft Screening Assessment Report for Fuel Oil No. 4, Fuel Oil No. 6 and Residual Fuel Oil under the Chemicals Management Plan’s Petroleum Sector Stream Approach (PSSA) were provided by Nova Chemicals and the Canadian Fuels Association (CFA).

A summary of comments and responses is included below, organized by topic:

Summary of comments and responses
TopicCommentResponse
Persistence and BioaccumulationEven though components of these substances meet the persistence and bioaccumulation criteria, they are at worst marginally persistent or bioaccumulative. The persistence and bioaccumulation properties of substance components are used in a weight of evidence approach for determining risk.
Risk Assessment ConclusionAlthough the conclusions of the Assessment Reports are based on conservative and stringent scientific assumptions, they are supported as they are balanced and representative of the hazard information.Noted.
Risk ManagementThe addition of Fuel Oil No. 4, Fuel Oil No. 6, and Residual Fuel Oil to the Environmental Emergency Regulations is supported if these substances meet the criteria.The addition of Fuel Oil No. 4, Fuel Oil No. 6, and Residual Fuel Oil to the Environmental Emergency Regulations is being considered and will be subject to further consultations.

Uses

 

The fuel oil Chemical Abstracts Service Registry Numbers (CAS RNs) and blends can be used interchangeably.This interchange and blending of heavy fuel oils is recognized and considered in the Screening Assessment Report.
ReferencesThe reference to NOVA Chemicals’ 2007 MSDS is out of date and incorrect.The reference has been updated.

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