Apache, Arizona Air Quality
Apache County, Arizona (AZ)
→ Stableover 10 years
10-Year AQI Trend
The solid line shows the median AQI each year. The dashed line shows the 90th percentile (worst 10% of days).
Air Quality Day Breakdown
Number of days per year in each EPA AQI category. Green = Good (AQI 0-50), Yellow = Moderate (51-100), Orange = Unhealthy for Sensitive Groups (101-150), Red = Unhealthy or worse (151+).
Year-by-Year Data
| Year | Median AQI | 90th Pct | Max AQI | Good Days | Moderate | Unhealthy+ | Pollutant |
|---|---|---|---|---|---|---|---|
| 2023 | 13 | 26 | 106 | 362 | 2 | 1 | PM10 |
| 2022 | 11 | 27 | 57 | 359 | 4 | 0 | PM10 |
| 2021 | 15 | 30 | 90 | 353 | 6 | 0 | PM10 |
| 2020 | 14 | 30 | 63 | 356 | 8 | 0 | PM10 |
| 2019 | 11 | 21 | 64 | 357 | 2 | 0 | PM10 |
| 2018 | 13 | 27 | 58 | 354 | 4 | 0 | PM10 |
| 2017 | 14 | 30 | 62 | 361 | 4 | 0 | PM10 |
| 2016 | 14 | 24 | 56 | 362 | 4 | 0 | PM10 |
| 2015 | 11 | 21 | 46 | 361 | 0 | 0 | PM10 |
| 2014 | 14 | 28 | 71 | 360 | 5 | 0 | PM10 |
What This Means for Apache County Residents
Apache, Arizona has received an Air Quality Grade of A (80/100) based on a decade of EPA monitoring data. The current median AQI of 13 falls in the "Good" range.
The primary pollutant affecting this area is Coarse Particulate Matter (PM10). Over the past 5 years, this area has averaged 0 unhealthy air quality days per year — days when sensitive groups (children, elderly, those with respiratory conditions) should limit outdoor activity.