U.S. Disease Surveillance

Public health signals,beautifully mapped.

Real-time disease intelligence across the United States — sourced from CDC, WHO, and Our World in Data, updated daily.

50

States

Daily

Updates

Live

Alerts

Right Now in the U.S.

Critical risk
2
High risk
0
Moderate risk
8
Low risk
320
Diseases tracked42

See outbreak activity on the interactive map

Filter by disease, risk level, or location across all 50 states.

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330

Active outbreaks tracked

215,267,341

Confirmed cases

2,412,652

Reported deaths

42

Diseases monitored

Highest-Case Outbreaks

Sorted by confirmed case count — United States

View all on map →

COVID-19 in United States

United States

CRITICAL

Cases

111,820,082

Deaths

1,219,487

Trend: ➡️ stableUpdated Apr 25, 03:08 AM

Owid Covid in United States

United States

CRITICAL

Cases

103,436,829

Deaths

1,193,165

Trend: ➡️ stableUpdated Apr 25, 03:08 AM

Campylobacteriosis in Middle Atlantic

Middle Atlantic

MODERATE

Cases

441

Deaths

N/A

Trend: 📈 increasingUpdated Apr 25, 03:09 AM

Influenza in Indiana — Week 40

Indiana

LOW

Activity

300

Deaths

N/A

Trend: ➡️ stableUpdated Apr 25, 03:08 AM

Influenza in New Jersey — Week 40

New Jersey

LOW

Activity

300

Deaths

N/A

Trend: ➡️ stableUpdated Apr 25, 03:08 AM

Influenza in Connecticut — Week 40

Connecticut

LOW

Activity

300

Deaths

N/A

Trend: ➡️ stableUpdated Apr 25, 03:08 AM

Campylobacteriosis in East North Central

East North Central

MODERATE

Cases

240

Deaths

N/A

Trend: 📈 increasingUpdated Apr 25, 03:09 AM

Influenza in Maryland — Week 40

Maryland

LOW

Activity

200

Deaths

N/A

Trend: ➡️ stableUpdated Apr 25, 03:08 AM

Influenza in Massachusetts — Week 40

Massachusetts

LOW

Activity

200

Deaths

N/A

Trend: ➡️ stableUpdated Apr 25, 03:08 AM

Influenza in Rhode Island — Week 40

Rhode Island

LOW

Activity

200

Deaths

N/A

Trend: ➡️ stableUpdated Apr 25, 03:08 AM

Influenza in Georgia — Week 40

Georgia

LOW

Activity

200

Deaths

N/A

Trend: ➡️ stableUpdated Apr 25, 03:08 AM

Influenza in Virginia — Week 40

Virginia

LOW

Activity

200

Deaths

N/A

Trend: ➡️ stableUpdated Apr 25, 03:08 AM

How HealthMap works

Interactive maps

Visualize outbreak density across states and counties. Toggle between marker and heatmap views.

U.S. data sources

Aggregated daily from CDC FluView, NNDSS, disease.sh, WHO, and Our World in Data. No single point of failure.

Personalized alerts

Set alerts for your state or disease of interest and get notified when risk levels change.