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

Board of Supervisors Continues its Momentum to Address HomelessnessToday the Orange County Board of Supervisors approved a County directive to expedite 11 housing projects in the pipeline for Mental Health Services Act (MHSA) funding, unveiled a Housing Funding Strategy to develop 2,700 housing units and paved the way to receive approximately $15.5 million in state Emergency Homelessness Aid Block Grant funding by declaring a Homeless Shelter Crisis.
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Bat Found on Corner of S. Country Hills Road and S. Mohler Dr. in Anaheim Tests Positive for RabiesA bat found was found on the corner of S. Country Hills Road and S. Mohler Dr. in Anaheim, California on Tuesday, June 12, 2018 at approximately 7:15 p.m. and has since tested positive for rabies.
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National HIV Testing Day is Wednesday, June 27June 27 marks National HIV Testing Day, which helps promote testing and early diagnosis of HIV, the virus that causes AIDS. There are 6,711 individuals living with HIV disease in Orange County and by Centers for Disease Control and Prevention (CDC) estimates, an additional estimated 941 residents who have HIV and don’t know it – some of whom will develop AIDS before realizing they are HIV-infected.
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EBT Cardholder Outage NotificationThe state of California is transitioning to a new Electronic Benefit Transfer (EBT) Vendor on June 30, 2018. Because of this transition, a statewide 24-hour EBT outage and black-out period is scheduled from Saturday, June 23, 2018 beginning at 11 p.m. until Sunday, June 24, 2018 at 11:00 p.m. During this outage, cardholders will not be able to access their EBT food or cash benefits. EBT cardholders are encouraged to plan ahead for their shopping needs.
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OC Public Libraries Expands Free Summer Lunch Program for Children to Five BranchesThe County of Orange and OC Public Libraries are pleased to announce the expansion of the Lunch @ the Library program, beginning June 18. Any child 18 and under who walks in the door during the six week program at participating branches will receive a free lunch!
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