California Tsunami Hazard Area Maps and Data are compiled with the best currently available scientific information and represent areas that could be exposed to tsunami hazards during a tsunami event.

2021年3月11日 · New Tsunami Maps for California. We now have updated tsunami hazard area maps for all 20 of the state's coastal counties. The latest maps cover the counties of San Diego, Ventura, Santa Cruz, Marin, Sonoma, Napa, and Solano.

CGS has updated Tsunami Hazard Area maps for the entire coast of the California mainland and Catalina Island. It will produce maps for the rest of the Channel Islands in the next few years. California shores have been struck by more than 150 tsunamis since 1800.

2021年7月8日 · More than 150 tsunamis have hit California’s shore since 1800. Most were barely noticeable, but a few have caused fatalities or significant damage. The 2011 tsunami that devastated Japan also caused $100 million of damage to California ports and harbors.

The Tsunami Hazard Area (shaded yellow on map) was prepared to assist cities and counties in identifying their tsunami hazard for tsunami response planning. The hazard area represents the maximum considered tsunami runup from several extreme, infrequent, and …

Tsunami Impact in California. The tsunami was recorded on tide gages up and down the coast of California. The maximum tsunami amplitudes or surges corresponded with the peak daily tides which increased the potential for flooding along parts of the coast.

SACRAMENTO - As California begins Tsunami Preparedness Week, the California Geological Survey (CGS) has released a new interactive Tsunami Hazard Area map for Los Angeles County. The map allows users to type in an address to determine whether the property is within a zone.

Probabilistic tsunami hazard analysis (PTHA) data for California (2023 release) - This dataset represents the modeled tsunami flood hazard for California, originating from tsunami sources located in the Pacific Ocean, and covers a range of average return periods.

2011年3月11日 · Tsunami waves originating near Japan traveled across the Pacific Ocean to impact many coastal communities in California 9 to 11 hours after the earthquake. In California, damage exceeded $100 million, primarily in coastal harbors and ports.

Explore mapped tsunami hazard areas, and learn how to prepare for a tsunami in this county. California Department of Conservation administers a variety of programs vital to California's public safety, environment and economy.