| Air Quality Index | Ozone Concentration (parts per billion) | Weather Conditions |
Health Effects |
Recommended Actions |
|---|---|---|---|---|
| Good
|
0-64 | Cool summer temperatures Windy conditions Significant cloud cover Heavy or steady precipitation | No health effects are expected |
|
| Moderate
|
65-84 |
|
Unusually sensitive people should consider limiting prolonged outdoor exertion Unhealthy for Sensitive Groups |
|
| Unhealthy for Sensitive Groups
|
85-104 |
|
Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion |
|
| Unhealthy
|
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
|
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. | ||||