Over the last month, the percentage of positive SARS-CoV-2 PCR tests among Orange County residents has been increasing. This is in line with previous seasons where an increase in disease activity…

(Santa Ana, CA) – The OC Health Care Agency (HCA), Communicable Disease Control Division is reporting an increase in the percentage of positive COVID-19 PCR tests in Orange County residents…

(Santa Ana, CA) – A female resident of the City of Orange has tested positive for West Nile Virus (WNV) infection, becoming the first human WNV infection in Orange County this year. The…

Last week a woman in her 60s tested positive for West Nile Virus (WNV), becoming the first human WNV infection in Orange County this year, as compared to two cases at this time last year. As of…

(Santa Ana, CA) — The OC Health Care Agency (HCA) is pleased to announce that recruitment is now open for one seat on the CalOptima Health Board of Directors. A…

SANTA ANA, CA - In a commitment to raising awareness, the OC Health Care Agency (HCA) is announcing the return of the "Light Up Hope OC" campaign during the month of September for Suicide…

Test Description

On September 11, 2023, the Food and Drug Administration (FDA) updated the emergency use authorizations (EUAs) for Moderna and Pfizer-BioNTech COVID-19 mRNA vaccines (2023-2024 formulations) for use…

(Santa Ana, CA) – Following the US Food and Drug Administration (FDA) regulatory action this week on updated 2023-2024 mRNA COVID-19 vaccinations, the Centers for Disease Control and…

(Santa Ana, CA) — The OC Health Care Agency (HCA) is pleased to announce that recruitment is extended for one seat on the CalOptima Health Board of Directors. A…