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Glendale (PDF) - Hazard Mitigation Web Portal - State of California

Glendale (PDF) - Hazard Mitigation Web Portal - State of California

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Natural <strong>Hazard</strong>s <strong>Mitigation</strong> PlanCity <strong>of</strong> <strong>Glendale</strong>, <strong>California</strong>Appendix E – GlossaryTropical stormTsunamiTyphoonUnconsolidatedsedimentsVulnerabilityVulnerabilityassessmentWildfireZoneA tropical cyclone with maximum sustained winds greater than 39mph and less than 74 mph.Great sea wave produced by a submarine earthquake, landslide, orvolcanic eruption.A special category <strong>of</strong> tropical cyclone peculiar to the western NorthPacific Basin, frequently affecting areas in the vicinity <strong>of</strong> Guam andthe North Mariana Islands. Typhoons whose maximum sustainedwinds attain or exceed 150 mph are called super typhoons.A deposit that is loosely arranged or unstratified, or whose particlesare not cemented together, occurring either at the surface or at depth.Describes how exposed or susceptible to damage an asset is.Vulnerability depends on an asset's construction, contents, and theeconomic value <strong>of</strong> its functions. Like indirect damages, thevulnerability <strong>of</strong> one element <strong>of</strong> the community is <strong>of</strong>ten related to thevulnerability <strong>of</strong> another. For example, many businesses depend onuninterrupted electrical power – if an electric substation is flooded, itwill affect not only the substation itself, but a number <strong>of</strong> businesses aswell. Often, indirect effects can be much more widespread anddamaging than direct ones.The extent <strong>of</strong> injury and damage that may result from a hazard event<strong>of</strong> a given intensity in a given area. The vulnerability assessmentshould address impacts <strong>of</strong> hazard events on the existing and futurebuilt environment.An uncontrolled fire spreading through vegetative fuels, exposing andpossibly consuming structures.A geographical area shown on a Flood Insurance Rate Map (FIRM)that reflects the severity or type <strong>of</strong> flooding in the area.2006 PAGE E - 11

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