San-Ysidro, California, located in San Diego County, faces a very high overall risk due to its proximity to multiple hazard factors. The area's climate, characterized by moderate temperatures and high humidity, contributes to the risk of wildfires, which have historically ravaged Southern California, including San Diego County. Additionally, San-Ysidro is situated near the Laguna-San Diego Coastal hydrologic accounting unit, making it susceptible to flooding during intense precipitation events.
Furthermore, San-Ysidro's location along the coast exposes it to the threat of hurricanes and tsunamis, as well as earthquakes along the nearby fault lines, such as the San Andreas Fault. The presence of the Cottonwood-Tijuana hydrologic unit also increases the risk of flash floods during heavy rainfall. The combination of these geological features, along with a dense population of over 3 million people in the surrounding area, amplifies the potential impact of natural disasters on the community.
In conclusion, the unique blend of climate factors, geological features, and human population density in San-Ysidro, California, creates a complex web of hazards that elevate the overall risk for the region. It is essential for residents and local authorities to be prepared for a range of potential disasters, from wildfires to flooding, in order to mitigate the impact on lives and infrastructure.
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San Diego, California faces a very high natural disaster risk with a risk score of 99.68%, mainly due to its vulnerability to earthquakes, floods, and wildfires. The area's coastal location makes it prone to tsunami events with a relatively low frequency of 0.50%. Additionally, the region experiences a high frequency of lightning events at 3.18%, posing a moderate risk. The county's exposure to hail events is relatively low at 0.11%, contributing to a very low risk rating.
San Diego's geological features such as fault lines, including the San Andreas Fault, and mountain peaks like the Cuyamaca Peak heighten the risk of seismic activity and potential landslides. The county's proximity to water bodies like the Pacific Ocean and the Salton Sea increases the likelihood of flooding events, which occur at a frequency of 7.75%. Historical events such as the 2003 Cedar Fire and the 2007 Witch Creek Fire showcase the ...
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Tropical Cyclone
1997-09-251963-09-18