ABOUT THE MAP. This map shows the safety compatibility zones based on the normal operations of John Wayne Airport. These zones are used by the City and Orange County Airport Land Use Commission to evaluate potential development, particularly land use and building height, to ensure the continued safe operations of the airport. This map also … Continued
ABOUT THE MAP. This map shows the approximate location of areas susceptible to liquefaction—a process by which strong earth shaking causes soil that is saturated with groundwater to lose strength and behave like a fluid, and the ground appears to liquefy. Many parts of southern California are susceptible to liquefaction, including the majority of Santa … Continued
ABOUT THE MAP. This map shows the approximate location and extent of well-known fault hazards and their proximity to Santa Ana. The areas around these faults are known as earthquake fault zones, and state law requires jurisdictions to carefully evaluate development proposals within these zones. Although no such fault zones are known to exist in … Continued
ABOUT THE MAP. This map shows the approximate location and extent of flood hazards as determined by FEMA Flood Insurance Rate Maps. Homes built within 100-year flood zones are required to purchase flood insurance. While regional and local stormwater drainage channels have largely mitigated flood risks in Santa Ana, severe weather may still have a … Continued
