Air Quality Index | Ozone Concentration (parts per billion) |
Weather Conditions | Health Effects | Recommended Actions |
---|---|---|---|---|
Good AQI: (Green) |
0-64 |
|
No health effects are expected |
|
Moderate AQI: 51-100 (Yellow) |
65-84 |
|
Unusually sensitive people should consider limiting prolonged outdoor exertion Unhealthy for Sensitive Groups |
|
Unhealthy for Sensitive Groups AQI: (Orange) |
85-104 |
|
Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion |
|
Unhealthy AQI: (Red) |
105-124 |
|
Active children and adults, and people with respiratory disease such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion. |
|
Very Unhealthy AQI: (Purple) |
125 and above |
|
||
The weather conditions listed above are common weather types associated with the respective air quality level. A combination of part or of all these weather conditions could lead to a certain level of observed air quality. |