Scotts Bluff, Nebraska Air Quality
Scotts Bluff County, Nebraska (NE)
↓ Improvingover 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). This area has seen measurable air quality improvement over the decade.
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 | 21 | 52 | 225 | 298 | 44 | 1 | PM2.5 |
| 2022 | 16 | 36 | 79 | 331 | 8 | 0 | PM2.5 |
| 2021 | 21 | 53 | 82 | 294 | 38 | 0 | PM2.5 |
| 2020 | 36 | 61 | 122 | 170 | 106 | 2 | PM2.5 |
| 2019 | 25 | 45 | 74 | 107 | 6 | 0 | PM2.5 |
| 2018 | 29 | 54 | 74 | 91 | 25 | 0 | PM2.5 |
| 2017 | 31 | 59 | 142 | 80 | 32 | 1 | PM2.5 |
| 2016 | 26 | 52 | 62 | 77 | 10 | 0 | PM2.5 |
| 2015 | 28 | 53 | 81 | 87 | 11 | 0 | PM2.5 |
| 2014 | 24 | 51 | 82 | 87 | 11 | 0 | PM2.5 |
What This Means for Scotts Bluff County Residents
Scotts Bluff, Nebraska has received an Air Quality Grade of B (78/100) based on a decade of EPA monitoring data. The current median AQI of 21 falls in the "Good" range.
Encouragingly, air quality here has been improving, with the median AQI dropping by 3 points over the monitoring period. This trend suggests continued investment in emission controls and cleaner energy.
The primary pollutant affecting this area is Fine Particulate Matter (PM2.5). Over the past 5 years, this area has averaged 1 unhealthy air quality days per year — days when sensitive groups (children, elderly, those with respiratory conditions) should limit outdoor activity.