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City of Santa Ana Emergency Operations Plan <br />Part I Basic Plan <br />yellow fever viruses could possibly be transmitted within Orange County. The District expects the populations <br />of these mosquitoes to increase and expand their distribution in Orange County. <br />West Nile virus (WNV) has been present in Orange County since 2003. In 2014 and 2015, the District <br />experienced super epidemics of WNV resulting in 377 human infections with 17 deaths. In 2016, the County <br />experienced 665 infections and 27 deaths. <br />Figure 91a West Nile Virus Infections in Orange County <br />Annual Patterns of Human WNV Infections in Orange County, Calif., <br />2004 - 2015 J <br />300 <br />280 Infections <br />9 Deaths <br />(A 250 <br />4 <br />u 200 <br />150 Drought <br />C <br />t� <br />E 100 64Infections 79Infections <br />aths 3 Deaths 97 Infections <br />= 50 Wet 9Deaths <br />481nf ions <br />Wet <br />2 De hs <br />0 W 36 I nfectia n <br />- Air 1 Death <br />'L ti0 ryp'1h O,yto <br />Year ti <br />665 total infections (27 deaths) since 2004 <br />The City of Santa Ana consistently ranks as having one of the highest risk areas for WNV infection: <br />Figure 91b High Risk Cities for West Nile Virus <br />Santa Ana <br />120 <br />Anaheim <br />I131 <br />Fu Ile ton <br />59 <br />Orange <br />50 <br />Garden Grate <br />41 <br />Huntington Beach <br />40 <br />Tustin <br />25 <br />Buena Park <br />24 <br />La Habra <br />24 <br />Brea 15 <br />c.0 Mesa 15 <br />Irvine 15 <br />Placentia 15 <br />Yorha Linda 12 <br />cypress 12 <br />Los Alamitos 9 <br />Fauntain va lley a <br />Seal Beach s <br />Laguna Niguel ff <br />west. inVer B <br />High Risk Area 9 Cities <br />#WNV Human Infections <br />Santa Ana <br />120 <br />Anaheim <br />101 <br />Fullerton <br />59 <br />Grange <br />50 <br />Garden Grove <br />41 <br />Huntington Beach <br />40 <br />Tustin <br />25 <br />Buena Park <br />24 <br />La Habra <br />24 <br />91 <br />