Northampton, North Carolina Air Quality
Northampton County, North Carolina (NC)
↓ Improvingover 5 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 | 37 | 60 | 134 | 256 | 108 | 1 | PM2.5 |
| 2022 | 33 | 55 | 71 | 284 | 78 | 0 | PM2.5 |
| 2021 | 34 | 57 | 94 | 270 | 93 | 0 | PM2.5 |
| 2020 | 29 | 53 | 90 | 303 | 57 | 0 | PM2.5 |
| 2019 | 43 | 56 | 74 | 102 | 51 | 0 | PM2.5 |
What This Means for Northampton County Residents
Northampton, North Carolina has received an Air Quality Grade of B (73/100) based on a decade of EPA monitoring data. The current median AQI of 37 falls in the "Good" range.
Encouragingly, air quality here has been improving, with the median AQI dropping by 6 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 0 unhealthy air quality days per year — days when sensitive groups (children, elderly, those with respiratory conditions) should limit outdoor activity.