Chattanooga air quality · Tennessee, United States
This AQI is manageable, though sensitive lungs may notice it
US AQI 54 (Moderate) in Chattanooga, from 1 AirNow monitoring station. Main pollutant: PM2.5.
Updated
Pollutants in Chattanooga
- PM2.554AQI
- Ozone9AQI
US values are per-pollutant AQI from the highest-reading monitor near Chattanooga (Siskin Dr).
Is it safe outside in Chattanooga right now?
Air quality is acceptable. People who are unusually sensitive to air pollution may feel effects with long or heavy exertion outdoors.
Walking and commuting
Go aheadFine for everyone.
Running and jogging
Take careFine for most; unusually sensitive people should ease the pace.
Cycling
Go aheadFine for everyone.
Children playing outside
Go aheadNo limits for most children.
Older adults and heart or lung conditions
Take careWatch for symptoms such as coughing or breathlessness.
Open windows
Go aheadFine to ventilate.
Mask outdoors
Not neededNot needed.
Air purifier indoors
Not neededOptional.
Based on the US EPA Air Quality Guide, applied to the current US AQI category. If you have symptoms, follow your doctor's advice.
What US AQI 51–100 means for your health →
Chattanooga air quality history
Daily average, 36 days- 48average daily US AQI over 36 days
- 71worst day, 16 October
- 23cleanest day, 24 September
- 0days at Unhealthy or worse
The last 7 days averaged 52, worse than the week before (41). 17 of the last 36 days were Good.
Weather in Chattanooga
No active National Weather Service alerts for Chattanooga.
| Day | Forecast | High | Low | Rain |
|---|---|---|---|---|
| Mon 19 | Sunny | 72°F | 46°F | 0% |
| Tue 20 | Sunny | 73°F | 48°F | 0% |
| Wed 21 | Sunny | 75°F | 48°F | 0% |
| Thu 22 | Sunny | 73°F | 48°F | 0% |
| Fri 23 | Sunny | 73°F | 46°F | 0% |
| Sat 24 | Sunny | 73°F | 46°F | 0% |
| Sun 25 | Sunny | 73°F | 48°F | 0% |
National Weather Service forecast. All US weather alerts →
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Chattanooga air quality: common questions
What is the AQI in Chattanooga right now?
The US AQI in Chattanooga is 54 (Moderate). The main pollutant is PM2.5.
Is it safe to go outside in Chattanooga today?
Fine for most people. Air quality is acceptable. People who are unusually sensitive to air pollution may feel effects with long or heavy exertion outdoors. For runners: Fine for most; unusually sensitive people should ease the pace.
How has air quality in Chattanooga been recently?
Over the last 36 days with data, Chattanooga averaged US AQI 48. The worst day was 16 October at 71; the cleanest was 24 September at 23. 0 days were at Unhealthy or worse.
Where does Chattanooga's air quality data come from?
From US EPA AirNow, using 1 monitoring station in and around the city. Good Air does not estimate or adjust these readings.
Source: US EPA AirNow. Readings are published by the monitoring agency and may be revised.