Ward, North Dakota Air Quality
Ward County, North Dakota (ND)
↑ Worseningover 7 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 in this area has been declining over the past 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 | 42 | 80 | 278 | 244 | 101 | 20 | Ozone |
| 2022 | 37 | 52 | 79 | 315 | 44 | 0 | Ozone |
| 2021 | 37 | 67 | 173 | 284 | 62 | 14 | Ozone |
| 2020 | 35 | 44 | 73 | 344 | 22 | 0 | Ozone |
| 2019 | 31 | 46 | 87 | 336 | 28 | 0 | Ozone |
| 2018 | 34 | 54 | 112 | 316 | 41 | 3 | PM2.5 |
| 2017 | 34 | 51 | 135 | 306 | 35 | 2 | Ozone |
What This Means for Ward County Residents
Ward, North Dakota has received an Air Quality Grade of C (55/100) based on a decade of EPA monitoring data. The current median AQI of 42 falls in the "Good" range.
Concerning trends show air quality has been declining, with the median AQI rising by 8 points over the monitoring period. This could be driven by increased development, wildfire smoke, or industrial activity.
The primary pollutant affecting this area is Ground-Level Ozone. Over the past 5 years, this area has averaged 7 unhealthy air quality days per year — days when sensitive groups (children, elderly, those with respiratory conditions) should limit outdoor activity.