Epidemiology & Assessment

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

Secured Property Tax Payment Deadline is Monday, December 10!Orange County Treasurer-Tax Collector Shari Freidenrich reminds Orange County taxpayers that the first installment of secured property taxes is due no later than Monday, December 10, 2018.
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OC Health Care Agency Issues Ocean and Bay Rain AdvisoryThe Environmental Health Division of the Health Care Agency advises swimmers that levels of bacteria can rise significantly in ocean and bay waters, close to storm drains, and the outlets of creeks and rivers during and after rainstorms.
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Know Your Status This World AIDS DayIn commemoration of World AIDS Day on December 1, the County of Orange Health Care Agency (HCA) challenges community members to take the lead in reducing new HIV infections by knowing their status through getting tested.
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John Wayne Airport Posts September 2018 StatisticsAirline passenger traffic at John Wayne Airport increased in September 2018 as compared with September 2017.
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John Wayne Airport Celebrates Surf Entrepreneur Hobart “Hobie” AlterA new exhibition featuring Hobart "Hobie" Alter, a Southern California native known for inventing the “Hobie Cat” catamaran and changing the way people use the water for surfing and sailing is on display at John Wayne Airport (JWA).
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