Air Quality Index
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| Air Quality Forecast | |
| Forecast Location: Memphis, TN Forecast Agency: Shelby County Health Department |
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| Two Day Forecast | |
| Day One Forecast | Day Two Forecast |
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Date: 10/18/2025 Type: Particle Pollution (2.5 microns) Index: Moderate AQI Value: 60  |
Date: 10/19/2025 Type: Ozone Index: Good AQI Value: 33  |
| Last Update:Sat, 18 Oct 2025 08:45:03 CST | |
Interactive Air Quality Index Map
| Daily AQI Color | Levels of Concern | Values of Index | Description of Air Quality |
| Green | Good | 0 to 50 | Air quality is satisfactory, and air pollution poses little or no risk. |
| Yellow | Moderate | 51 to 100 | Air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution. |
| Orange | Caution | 101 to 150 | Members of sensitive groups may experience health effects. The general public is less likely to be affected. |
| Red | Unhealthy | 151 to 200 | Some members of the general public may experience health effects; members of sensitive groups may experience more serious health effects. |
| Purple | Very Unhealthy | 201 to 300 | Health alert: The risk of health effects is increased for everyone. |
| Maroon | Hazardous | 301 and higher | Health warning of emergency conditions: everyone is more likely to be affected. |
| Data courtesy of Airnow.gov |