The Epidemiology and Assessment unit’s medical directors, public health nurses, and epidemiologists investigate individual cases and outbreaks of reported communicable disease (see List of Reportable Diseases) per the State of California Code of Regulations. We monitor disease trends, and often provide current statistics and other information to doctors, hospitals, the public and news media. For more information or CD reporting 24/7 call 714-834-8180.
For questions or comments, please email epi@ochca.com.
Latest News & Health Advisories
Provider Advisory: Consider MERS in Returning Travelers from the Arabian PeninsulaSeptember 7, 2018 With the annual Hajj pilgrimage to Mecca, Saudi Arabia, ending on August 24, the Orange County Health Care Agency reminds providers that Middle East Respiratory Syndrome Coronavirus (MERS-CoV or MERS) illness should be considered in returning travelers who present with symptoms consistent with lower respiratory tract infection. More...
Provider Advisory: Orange County's First West Nile Virus Human Infection of the Season ReportedAugust 8, 2018 A Tustin woman in her 70s was diagnosed this week with West Nile Virus (WNV) neuroinvasive disease. This is the first human WNV infection identified in Orange County this season. Human infections have already been reported this season in the surrounding counties of Los Angeles, Riverside, and San Bernardino. More...
You Are Now Leaving the County of Orange Official Portal
The policies that apply to the County of Orange Official Web Portal may not be the same as the terms of use for other web sites. The County of Orange cannot attest to the accuracy of the information provided by the linked websites. Any link to an external website is not intended as an endorsement of that external website, any product or service offered or referenced to or any views that might be expressed or referenced therein.
