Cumulative case counts for influenza and Respiratory Syncytial Virus (RSV) by county. Updates every Tuesday. Data contains cases reported from September 28, 2025 through the previous Saturday.
This dataset contains the raw files exported from the CDC-WONDER database, and selections needed on the CDC-WONDER Multiple Causes of Death database in order to access and replicate our data and findi
The Colorado Department of Public Health and Environment (CDPHE) Routine County-Level Immunization Data table contains data as displayed in the CIIS County-Level Immunization Rate Maps dashboard.