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Advisory
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Smoke impacts in the Bay Area due to the Chileno Fire. Check air quality at fire.airnow.gov and protect your health if smoke is impacting your area by remaining indoors with windows and doors closed, if temperatures allow. Follow instructions from local health officials.
獲取灣區當前和歷史空氣品質和天氣資訊。
| Air Quality Index Levels of Health Concern | Numerical Value |
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| Good | 0 to 50 |
| Moderate | 51 to 100 |
| Unhealthy for Sensitive Groups | 101 to 150 |
| Unhealthy | 151 to 200 |
| Very Unhealthy | 201 to 300 |
| Hazardous | 301 to 500 |
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Note: Values above 500 are considered Beyond the AQI. Follow recommendations for the "Hazardous category." See additional information on reducing exposure to extremely high levels of particle pollution. |
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Last Updated: 2017/10/13