Low Risk
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o There are no cases existing at this time.


Caution
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o There has been a couple cases reported, but does not have to be confirmed or fully identified. There is little chance of outbreak. Or a very slight/minimal chance of terrorist biological attack.


Moderate Alert
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o There is a small confirmed outbreak existing at this time, and has a slow moving propagation or is fully quarantined.


Major Alert
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o There is a moderate to large outbreak with fast moving propagation, or is not quarantined.


Severe Danger
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o There is a major outbreak in no way under control and very rapid propagation, or biological terrorist attacks.


Possible Human Extinction
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o Extremely rapid propagation outbreak with no chance of containment located in several major cities.