Experts Warn of Imminent Mega-Earthquake Threatening California

Experts warn of an imminent mega-earthquake on the San Andreas fault within 30 years, with predictions of significant destruction, casualties, and financial losses. The historical context suggests the region is overdue for such an event, emphasizing the need for preparedness and awareness.

Experts are expressing concern regarding a potentially catastrophic mega-earthquake anticipated to occur along the San Andreas fault in California within the next 30 years. This fault, which spans 800 miles, is overdue for a significant seismic event. Estimates indicate the earthquake could reach a magnitude of 8, resulting in approximately 1,800 fatalities, 50,000 injuries, and damage costs totaling $200 billion, as reported by the Great California Shakeout. Many experts believe these estimates may be conservative.

Although it remains impossible to predict the exact timing of ‘The Big One,’ geological studies suggest substantial earthquakes along the San Andreas fault typically occur every 150 years. The most recent major event occurred 167 years ago, making the region increasingly vulnerable. Christie Rowe, Director of the Nevada Seismological Laboratory, emphasized the uncertainty surrounding earthquake predictions, stating, “We want people to know that this could happen at any time. It could be another 300 years, or it could happen tomorrow.”

The imminent mega-earthquake is expected to unleash intense ground shaking within the first 30 seconds, with areas within a 60-mile radius of the epicenter, including locations such as Palm Springs, potentially experiencing up to level 9 intensity shaking. According to the United States Geological Survey, this level of shaking is categorized as ‘violent’ and may result in considerable structural damage and possible building collapses.

Should the epicenter be near the Salton Sea, Los Angeles could encounter shaking levels 2 to 3 approximately 45 seconds following the rupture, escalating to violent shaking around 90 seconds post-event. The Great California Shakeout indicates such shaking could last over a minute, likely causing extensive destruction and potentially leading to significant casualties. Rowe reiterated the importance of preparedness, noting, “The magnitude of damage is so great that it’s not trivial to prepare for it.”

In summary, experts are alarmed by the prospect of a major earthquake along the San Andreas fault, potentially occurring within 30 years. The expected magnitude of 8 raises concerns about severe casualties and infrastructure damage. As the region has surpassed its typical interval between significant earthquakes, readiness and proactive measures are vital. This underscores the unpredictable nature of seismic events and the imperative for communities to prepare for potential disasters.

Original Source: www.dailystar.co.uk