The direct and indirect economic losses ran into the 10's of billions of dollars. Many collapsed buildings were unoccupied, and most businesses were not yet open. This circumstance considerably reduced the potential effects. However, the earthquake occurred early in the morning on a holiday. This extremely strong ground motion in large portions of Los Angeles County resulted in record economic losses. Extensive damage was caused by ground shaking, but earthquake triggered liquefaction and dozens of fires also caused additional severe damage. Several collapsed bridges and overpasses created commuter havoc on the freeway system. Nearly 4,000 were severely damaged and over 11,000 were moderately damaged. Approximately 15,000 structures were moderately to severely damaged, which left thousands of people temporarily homeless. For days afterward, thousands of homes and businesses were without electricity tens of thousands had no gas and nearly 50,000 had little or no water. In the following days and weeks, thousands of aftershocks occurred, causing additional damage to affected structures.ĥ7 people were killed and more than 1,500 people seriously injured. on Monday, January 17, a moderate but very damaging earthquake with a magnitude of 6.7 struck the San Fernando Valley. The most recent significant earthquake event affecting Southern California was the January 17th 1994 Northridge Earthquake. Why Are Earthquakes a Threat to the City of West Covina? Fire & Emergency Medical Services Delivery Options.Appendix B: Public Participation Process.Section 7: Earth Movement (Landslide / Debris Flow).Section 4: Multi-Hazard Goals & Action Items.Notes of Special Recognition & Profound Appreciation.
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