Arkansas Center for Earthquake Education and Technology Transfer

Mississippi County, Arkansas
Population: 57, 525
Buildings: 23,010

  Richter Magnitude
5.0 - 5.9 6.0 - 6.9 7.0 - 7.9 8.0 - 8.9
Effects on People  
Percentage Feeling Quake 100% 100% 100% 100%
Serious Injury (night/day) 58 / 575 288 / 2,876 575 / 5,753 863 / 8,629
Fatalities (night/day) 12 / 115 58 / 575 115 / 1,151 173 / 1,726
Displaced 18, 983 28,763 37,391 46,020
Effects on Buildings  
Damage to Contents 100% 100% 100% 100%
Architectural Damage 95% 100% 100% 100%
Slight Structural Damage 90% 95% 100% 100%
Moderate Structural Damage 30% 50% 70% 90%
Severe Structural Damage 10% 20% 30% 50%
Collapsed Buildings 1% 5% 10% 20%
Effects on Bridges  
Slight to Moderate Damage 25% 50% 100% 100%
Severe Damage 5% 30% 65% 100%
Collapsed 2% 10% 30% 45%
Effects on Lifelines  
Electric Outage Yes Yes Yes Yes
Telephone Outage Yes Yes Yes Yes

Source: "Damage Estimates From An Earthquake in the New Madrid Fault Zone",
Arkansas Office of Emergency Services, 1992

 

Pictures of Mississippi County before the Earthquake

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