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Lamar County Multi- Jurisdictional Hazard Mitigation Plan <br />Chapter Three <br />Hazard Profile Work Sheet <br />Hazard : Earthquake <br />POTENTIAL SEVERITY OF IMPACT <br />SUBSTANTIAL - Multiple Deaths <br />Complete shutdown of facilities for 30 days or more <br />- More than 50% of property destroyed or with major damage <br />MAJOR Injuries and /or illnesses result in permanent disability <br />Complete shutdown of critical facilities for at least 2 weeks <br />- More than 25% of property destroyed or with major damage <br />MINOR Injuries and /or illnesses do not result in permanent disability <br />Complete shutdown of critical facilities for at least 1 week <br />More than 10% of property destroyed or with major damage <br />LIMITIED - Injuries and /or illnesses that are treatable with first aid <br />- Minor quality of life lost <br />- Shutdown of critical facilities and services for 24 hours or less <br />X - Less than 10% of property destroyed or with major damage <br />FREQUENCY OF OCCURANCE SEASONAL PATTERN(S) <br />Highly Likely: Event probable in the next yr. <br />Likely: Event probable in the next 3 yrs. <br />Occasional : Event possible in next 5 yrs. <br />_X_ Unlikely: Event possible in next 10 yrs. <br />SOURCE DOCUMENTS: <br />Texas Hazard Mitigation Plan, www.thmp.info, USGS, and www.ig.utexas.edu <br />PROBABLE DURATION: <br />Duration can range from a few seconds to a couple if minutes. <br />WARNING TIME (potential speed of onset): <br />X Less than 6 hours <br />_ 6 to 12 hours <br />_ 12 to 24 hours <br />more than 24 hours <br />CASCADING POTENTIAL: <br />Utility disruptions, structure damage, and dam or barrier failure. <br />USGS monitors seismic activity. <br />Existing Warning System(s): <br />139 <br />