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Provider Information

Contra Costa Public Health collects data on suspect and confirmed outbreaks throughout the year to determine the timing and impact of norovirus spread in the community and assure prompt control measures are

For reporting suspect and confirmed norovirus outbreaks, please contact Contra Costa Public Health Communicable Disease Programs at 925-313-6740.



´╗┐Physicians who need to report a suspected public health emergency should contact the Public Health division immediately at 925-313-6740; or after hours, call the sheriff's dispatch at 925-646-2441 and ask for the Health Officer On Call.


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