City of Irvine
2020 Local Hazard Mitigation Plan
Figure 4-1: Critical Facilities and Facilities of Concern
household is less likely to experience significant damage during a flood event than the lower-income household, even if the same amount of rain falls on both. A social threat analysis examines the ways hazard events are likely to impact different demographic populations in Irvine and where these different demographic populations live in the City. This includes an assessment of whether the people in an area of an elevated hazard risk are more likely than the average person to be considered a threatened population. The social threat analysis uses the following criteria to assess the threat to vulnerable populations: • Disability status: Persons with disabilities may often have reduced mobility and experience difficulties living independently. As a result, they may have little or no ability to prepare for and mitigate hazard conditions without assistance from others. • Income levels: Lower-income households are less likely to have the financial resources to implement mitigation activities on their residences. They may also struggle with having the necessary time to find and access educational resources discussing hazard mitigation strategies. Furthermore, lower-income households are less likely to be able to afford to move to areas that are safer or less at risk of being impacted by a hazard. The national poverty limit standard for the
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