Oconee, South Carolina Air Quality
Oconee County, South Carolina (SC)
↓ Improvingover 6 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 |
|---|---|---|---|---|---|---|---|
| 2019 | 37 | 55 | 74 | 241 | 66 | 0 | PM2.5 |
| 2018 | 35 | 56 | 97 | 273 | 75 | 0 | PM2.5 |
| 2017 | 39 | 53 | 84 | 295 | 65 | 0 | Ozone |
| 2016 | 43 | 56 | 133 | 276 | 71 | 2 | Ozone |
| 2015 | 37 | 49 | 74 | 325 | 33 | 0 | Ozone |
| 2014 | 41 | 60 | 90 | 188 | 77 | 0 | Ozone |
What This Means for Oconee County Residents
Oconee, South Carolina has received an Air Quality Grade of B (74/100) 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 4 points over the monitoring period. This trend suggests continued investment in emission controls and cleaner energy.
The primary pollutant affecting this area is Ground-Level Ozone. 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.