Fort Campbell North, Kentucky Air Quality
Fort Campbell North air quality today — the AQI, the main pollutant, and whether it’s safe to exercise outside right now
Fort Campbell North, KY · Air quality right now
The air quality index in Fort Campbell North, KY is 42 (Good) right now — safe for outdoor activity.
Is it safe to be outside in Fort Campbell North today?
AQI 42 Yes — air quality is Good
Air is clean — great for outdoor activity.Main pollutant: PM2.5Observed 1:00 AM CDT
Pollutants right now
- PM2.57.5 µg/m³Main pollutantfine particles — smoke, exhaust, soot
- PM107.6 µg/m³coarse particles — dust, pollen, ash
- Ozone67 µg/m³smog — builds on hot, sunny days
- NO₂7.3 µg/m³nitrogen dioxide — traffic, combustion
ExerciseOK to run — no air-quality limits on outdoor exercise.
How to read Fort Campbell North’s air quality
Guides: The AQI Scale, Explained · Air Quality Alerts, Decoded · How to Read a Wildfire Smoke Map · Why Wildfire Smoke Travels 1,000 Miles.
Air quality over time in Fort Campbell North
Across the EPA’s county records from 2020 to 2025, Fort Campbell North’s cleanest year was 2020 (median AQI 41) and its most polluted was 2021 (median AQI 49); the typical (median) day has trended cleaner since 2020.
| Year | Median AQI | Unhealthy+ | Main pollutant | USG | Moderate | Good |
|---|---|---|---|---|---|---|
| 2020 | 41 | 0 | Ozone | 0 | 71 | 249 |
| 2021 | 49 | 0 | PM2.5 | 0 | 175 | 190 |
| 2022 | 48 | 0 | PM2.5 | 0 | 164 | 201 |
| 2023 | 47 | 0 | PM2.5 | 5 | 147 | 213 |
| 2024 | 42 | 0 | PM2.5 | 0 | 86 | 274 |
| 2025 | 41 | 0 | PM2.5 | 0 | 98 | 266 |
“USG” is Unhealthy for Sensitive Groups (AQI 101–150); “Unhealthy+” combines the Unhealthy, Very Unhealthy, and Hazardous days. In 2024 the EPA tightened the annual fine-particle (PM2.5) standard to 9 µg/m³ from the previous 12 µg/m³, so counties near the old limit read worse against the new one. Source: EPA AQS annual summaries, 2020–2025.
Frequently asked
- What was the worst year for air quality in Fort Campbell North?
- In the EPA's 2020–2025 county records, 2023 had the most days above AQI 100: 5 days (5 Unhealthy for Sensitive Groups, 0 Unhealthy or worse). The highest median AQI came in 2021 (49; 2023's was 47).
- How many unhealthy air days does Fort Campbell North have?
- Across 2020–2025, under 1% of the days reported for Fort Campbell North's county had an AQI above 100 (5 of 2139), about 1 day a year. 2025 had 0 days.
- What's the main air pollutant in Fort Campbell North?
- PM2.5 drove Fort Campbell North's county AQI on the most days in 5 of 6 years (2020–2025); Ozone in 2020.