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The maps on this page show the following topics: Approximate areas where we know or suspect the fungus lives; Places where Valley fever outbreaks have happened; Cases of Valley fever detected by public health surveillance; Scientists are still learning about where the fungus that causes Valley fever can be found.
Mar 31, 2024 · The California Department of Public Health (CDPH) uses data on Valley fever cases to track trends and better understand who is affected by Valley fever. Data and Publications. CDPH produces two types of surveillance reports on reported Valley fever cases: (1) provisional monthly reports and (2) final year-end reports.
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Where is Valley fever most common in California?
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This dashboard provides an overview of surveillance data for Valley fever (coccidioidomycosis or “cocci”) in California from 2001–2022. For an overview of data inclusion/exclusion criteria for this dashboard, please see the Technical Notes.
The map below shows the rates of reported Valley fever cases by county in California, with darker shaded counties having higher rates than lighter shaded counties. Outside of California, Valley fever occurs in Arizona, and some areas of Nevada, New Mexico, Utah, and Texas, and parts of Mexico and Central and South America.
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The Endemic Area Maps with Valley Fever History. The first map below shows areas of the United States in red where mass skin testing revealed coccidioidomycosis as an endemic disease in 1957. The following map shows where new outbreaks have led to a new understanding of the disease and an expansion of its known and suspected risk areas.
The map below shows the rates (or number of cases per 100,000 people) of reported Valley fever cases by county in California from 2014 to 2018. From 20 00-2018: The California Southern San Joaquin (Central) Valley region had the highest rates of Valley fever.
Valley fever (also known as coccidioidomycosis or “cocci”) is a disease caused by a fungus that grows in the soil and dirt in some areas of California and the southwestern United States. People and animals can get sick when they breathe in dust that contains the Valley fever fungus. Valley fever can be serious and even fatal.
