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Color: |
Meaning: |
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Green
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Good air quality.
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Yellow
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Moderate air quality.
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Orange
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Unhealthy for sensitive individuals. High levels of ozone air pollution exists and levels may exceed health-based standards.
Sensitive individuals should limit prolonged moderate exertion outdoors.
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Red
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Unhealthy for everyone. High levels of ozone air pollution exists and levels may exceed health-based standards.
Everyone should limit prolonged moderate exertion outdoors.
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Purple
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Very unhealthy for everyone. High levels of ozone air pollution exists and levels may exceed health-based standards.
Everyone should avoid prolonged moderate exertion outdoors.
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