Risk Assessment Resources

Ministry Guidance Documents
Procedures and Rationale

Procedures for the Use of Risk Assessment under Part XV.1 of the Environmental Protection Act

This document, the Procedures for the Use of Risk Assessment under Part XV.1 of the Environmental Protection Act (Procedures document) describes the legislative and regulatory requirements for conducting and submitting risk assessment reports under the Environmental Protection Act and Ontario Regulation 153/04. This Procedures document also contains plain language guidance for risk assessment practitioners (e.g.…

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Procedures for the Use of Risk Assessment under the Environmental Protection Act

This Procedure document contains plain language guidance on how to conduct risk assessment work and draft a risk assessment report for submission to the Ministry of the Environment (the ministry) under section 168.5 of the Environmental Protection Act (EPA) and Schedule C in Ontario Regulation 153/04 Records of Site Condition (RSC) (the RSC Regulation).

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MOEE Guidance on Site Specific Risk Assessment for Use at Contaminated Sites

This document has been prepared for the purpose of giving general guidance on conducting both human health and ecological risk assessments for site clean-ups in Ontario. The document introduces the process of risk assessment, provides guidance on conducting human health risk assessment for remediation of contaminated sites and provides a basic framework for conducting site…

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Standards Selection

Vapour Intrusion

Supplemental Documents

Toxicological Information

Toxicity Reference Values

Toxicological Profiles

Tools and Models

Modified Generic Risk Assessment