Public Health has removed links to the CDC website due to concerns about the accuracy of some of its content. Public Health is replacing CDC resources with links to alternative evidence- and science-based sources of information as available.
| Clark County Public Health updates COVID-19, influenza and RSV data each week throughout respiratory illness season using data from the Washington State Department of Health. All data is preliminary and may change. For state and regional data, visit the state Respiratory Illnesses Data Dashboards. |
Clark County respiratory illness activity
For current influenza activity, including the percentage of positive tests, circulating strains of the virus and information about outbreaks in long-term care facilities, see the Clark County Weekly Influenza Update. The report is issued each week during influenza season.
Use the interactive dashboard below for more information about acute respiratory illness, COVID-19, influenza and RSV disease activity in Clark County. Click on the tabs in the dashboard to explore data on hospitalizations and emergency department visits.
Acute respiratory illness (ARI) data includes people visiting local hospitals with respiratory illness symptoms, which includes people with COVID-19, influenza and RSV, as well as other respiratory illnesses like the common cold.
COVID-19, influenza and RSV data includes people who have been diagnosed with those illnesses.
State Department of Health dashboards
Visit the Washington State Department of Health's Respiratory Illness Data Dashboards to see state and regional trends for COVID-19, influenza, and respiratory syncytial virus (RSV).
Health officials use the data to monitor early signs of disease spread, severity of illness, vaccination rates, and hospital bed use due to COVID-19, flu, and RSV.
Respiratory illness deaths
Data on Clark County influenza and COVID-19 deaths is updated monthly throughout respiratory illness season. Death data is preliminary and may change.
A COVID-19 death is a death where the death certificate indicates COVID-19 as an immediate, underlying or contributing cause of death. An influenza-associated death is a death resulting directly or indirectly from illness that was confirmed to be influenza by laboratory test.
| Month | Influenza deaths | COVID-19 deaths |
|---|---|---|
| October 2025 | 0 | 1 |
| November 2025 | 1 | 0 |
| December 2025 | 2 | 0 |
| January 2026 | 4 | 0 |
Data updated Feb. 9, 2026. Data is updated monthly during respiratory illness season. Data is preliminary and may change.
State data reports
The Washington State Department of Health produces and updates the following data reports: