County Public Health keeps its partners informed of communicable disease outbreaks, emerging
infectious diseases, and other conditions of public health concern through health alerts and advisories. Health alerts and advisories are transmitted to appropriate partners through the California Health Alert Network (CAHAN) and posted below.Health
Alerts and Advisories:Measles Health Alert 3/22/2019Measles Health Advisory 2/7/2019Measles Health Advisory 1/2/2019Influenza Health Advisory 12/26/2018
Influenza Health Advisory - Begin Masking Mandate 11/01/2018National Increase in Reports of Suspected Acute Flaccid Myelitis Cases (CDPH) 10/17/2018Congenital Syphilis Health Advisory 10/15/2018Influenza Health Advisory 10/01/2018Ebola Outbreak in Democratic Republic of Congo Declared Over (CDPH) 07/30/2018Measles Health Advisory 07/16/2018Ebola Outbreak in Democratic Republic of the Congo (CDPH) 05/22/2018Influenza Health Advisory 04/30/2018Infuenza Health Advisory 03/29/2018Influenza Health Advisory 02/06/2018Influenza Health Advisory 11/01/2017Influenza Health Advisory 10/01/2017Hepatitis A Advisory 09/20/2017West Nile Virus Advisory 08/24/2017Botulism Alert 05/16/2017Botulism Alert 05/10/2017Botulism Advisory 05/08/2017Gastrointestinal Illness Advisory - Providers 05/15/2017Gastrointestinal Illness Advisory - Schools 05/15/2017Gastrointestinal Illness Alert 05/04/2017Influenza Health Advisory 04/01/2017Meningococcal Disease Health Advisory 01/23/2017Influenza Health Advisory 01/06/2017Influenza Health Advisory 11/10/2016Influenza Health Advisory 09/27/2016Mengingococcal Disease Health Advisory 06/07/2016Influenza Health Advisory 04/27/2016Zika Virus PCR Testing at Local Public Health Lab 04/13/2016Drug Overdose Health Alert 04/01/2016Drug Overdose Health Alert 03/25/2016Influenza Health Advisory 03/23/2016Varicella Zoster Virus Health Alert 03/21/2016Zika Virus Health Advisory 02/23/2016Zika Virus Health Advisory - Providers (CDPH) 02/08/2016Zika Virus Health Advisory - Travelers and Pregnant Women 01/29/2016Influenza Health Alert 01/11/2016
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