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Risk Evaluation Determines the relative seriousness of hazard risks as they affect the local community Session 20
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“[The] public [is] willing to accept voluntary risks approximately 1,000 times greater than involuntary risks” Keith Smith, in Environmental Hazards: Assessing and Reducing Disaster Session 20
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3 Methods Used to Evaluate Risk
Creating a risk matrix Comparing hazard risks against levels of risk estimated during the analysis process with previously established risk evaluation criteria Evaluating risks according the SMAUG methodology Session 20
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FEMA Risk Matrix Values
Class A: High-risk condition with highest priority for mitigation and contingency planning (immediate action) Class B: Moderate-to-high-risk condition with risk addressed by mitigation and contingency planning (prompt action) Class C: Risk condition sufficiently high to give consideration for further mitigation and planning (planned action) Class D: Low-risk condition with additional mitigation contingency planning (advisory in nature) Session 20
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Risk Matrix Example Session 20
Source: Federal Emergency Management Agency MultiHazard: Identification and Risk Assessment. FEMA. Washington, DC. P.315 Session 20
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Risk Register Name of the Risk Qualitative likelihood value
Qualitative consequences value Level of risk as determined by evaluation on the risk matrix Priority rating Additional information Session 20
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Risk Evaluation Criteria
Loss of life and harm to people’s health Economic loss Environmental harm Lifeline damage Social infrastructure damage Loss of heritage Session 20
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Hazards Risk Management Analysis Context
Legal requirements Cost and equity Risks that are clearly unacceptable Risks that should be kept as low as reasonably practicable Session 20
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SMAUG Prioritization Process
The SMAUG Prioritization Process Factor Description Priority Rating S – Seriousness The risk will affect the most people and/or will cost the most money It will affect the least number of people or cost the least dollars. High Priority Low Priority M - Manageability The risk could be most affected by intervention We can do little to affect the risk. A – Acceptability The risk is the least acceptable in terms of the political, social, or economic impact It will have little political, social, or economic impact U – Urgency The risk urgently needs to be fixed It could be fixed next year G – Growth The risk will increase quickly The risk will remain static From Lunn, John “Community Consultation: The Foundation of Effective Risk Management.” Journal of Emergency Management. V.1, No.1, Spring. Pp Session 20
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