Casewatch

US infectious disease atlas

MMWR week 41 · Oct 11–17, 2026

691

Cases

Places

Diseases

For information only, not medical advice. Data from public CDC surveillance.

Confirmed cases

NoneHigher count

Hide zero-case areasCounty wastewater

For information only, not medical advice. Data from public CDC surveillance.

United States

National snapshot

Oct 11–17, 2026

691

Cases

Jurisdictions

Diseases

Hide zero-case areasCounty wastewater

Desk tools

Watchlist

Watch a state from the inspector. Public includes one; Pro is unlimited.

Click a state to see confirmed case counts by disease. CDC publishes cases by jurisdiction, not street address. Wastewater dots show community viral activity for COVID-19, flu A, and RSV.

Top diseases

Highest counts