Prowers, Colorado Air Quality
Prowers County, Colorado (CO)
→ 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 | 19 | 40 | 103 | 336 | 13 | 1 | PM10 |
| 2022 | 18 | 41 | 330 | 330 | 22 | 2 | PM10 |
| 2021 | 19 | 39 | 584 | 345 | 14 | 2 | PM10 |
| 2020 | 17 | 42 | 238 | 327 | 19 | 4 | PM10 |
| 2019 | 14 | 28 | 76 | 343 | 3 | 0 | PM10 |
| 2018 | 16 | 31 | 103 | 353 | 5 | 1 | PM10 |
| 2017 | 17 | 37 | 67 | 347 | 6 | 0 | PM10 |
| 2016 | 17 | 34 | 115 | 350 | 6 | 1 | PM10 |
| 2015 | 14 | 34 | 299 | 339 | 9 | 3 | PM10 |
| 2014 | 19 | 43 | 247 | 330 | 19 | 9 | PM10 |
What This Means for Prowers County Residents
Prowers, Colorado has received an Air Quality Grade of B (75/100) based on a decade of EPA monitoring data. The current median AQI of 19 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 2 unhealthy air quality days per year — days when sensitive groups (children, elderly, those with respiratory conditions) should limit outdoor activity.