Orleans, Louisiana Air Quality
Orleans County, Louisiana (LA)
↓ 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 | 41 | 59 | 90 | 248 | 117 | 0 | PM2.5 |
| 2022 | 35 | 56 | 102 | 286 | 77 | 2 | PM2.5 |
| 2021 | 33 | 53 | 69 | 308 | 49 | 0 | PM2.5 |
| 2020 | 33 | 55 | 90 | 297 | 69 | 0 | PM2.5 |
| 2019 | 36 | 57 | 90 | 292 | 73 | 0 | PM2.5 |
| 2018 | 46 | 63 | 87 | 209 | 156 | 0 | PM2.5 |
| 2017 | 49 | 58 | 98 | 191 | 174 | 0 | PM2.5 |
| 2016 | 51 | 58 | 73 | 183 | 183 | 0 | PM2.5 |
| 2015 | 46 | 59 | 79 | 229 | 136 | 0 | PM2.5 |
| 2014 | 43 | 61 | 115 | 246 | 115 | 3 | PM2.5 |
What This Means for Orleans County Residents
Orleans, Louisiana has received an Air Quality Grade of B (78/100) based on a decade of EPA monitoring data. The current median AQI of 41 falls in the "Good" range.
Encouragingly, air quality here has been improving, with the median AQI dropping by 2 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.