Thomas, Nebraska Air Quality
Thomas County, Nebraska (NE)
→ Stableover 9 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 |
|---|---|---|---|---|---|---|---|
| 2022 | 17 | 36 | 55 | 85 | 4 | 0 | PM2.5 |
| 2021 | 19 | 44 | 84 | 111 | 6 | 0 | PM2.5 |
| 2020 | 14 | 36 | 74 | 109 | 6 | 0 | PM2.5 |
| 2019 | 16 | 34 | 62 | 105 | 4 | 0 | PM2.5 |
| 2018 | 21 | 47 | 79 | 104 | 10 | 0 | PM2.5 |
| 2017 | 16 | 42 | 76 | 110 | 6 | 0 | PM2.5 |
| 2016 | 14 | 30 | 51 | 112 | 1 | 0 | PM2.5 |
| 2015 | 19 | 39 | 73 | 112 | 6 | 0 | PM2.5 |
| 2014 | 18 | 39 | 52 | 92 | 2 | 0 | PM2.5 |
What This Means for Thomas County Residents
Thomas, Nebraska has received an Air Quality Grade of B (76/100) based on a decade of EPA monitoring data. The current median AQI of 17 falls in the "Good" range.
The primary pollutant affecting this area is Fine Particulate Matter (PM2.5). 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.