Measured by the average number of people who become sick from an infectious person, the site tracks the effective reproduction rate (Rt) of COVID-19 infections. If the value is less than one, the spread of the disease is slowing. The higher the Rt number, the worse the spread.
Editor’s note: This list contains ties and reflects the latest update, which was made at 4:04 p.m. June 9.
Ten states with fastest spread of COVID-19
1. Washington — 1.14
2. South Carolina — 1.10
Vermont — 1.10
3. Utah — 1.09
4. Arkansas — 1.07
Arizona — 1.07
5. Kentucky — 1.03
Oregon — 1.03
6. North Carolina — 1.02
Texas — 1.02
Ten states with slowest spread of COVID-19
1. Hawaii — 0.50
2. New York — 0.77
3. New Jersey — 0.79
4. Connecticut — 0.81
Minnesota — 0.81
5. Delaware — 0.84
6. Michigan — 0.85
7. Wyoming — 0.86
8. Rhode Island — 0.87
South Dakota — 0.87
More articles on public health:
WHO official clarifies comments on asymptomatic spread of COVID-19
COVID-19 activity by region: Cases ramp up in rural areas
10% drop in ER volume significantly cuts patient death rates, study finds
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