New York, New York vs Philadelphia, Pennsylvania Air Quality
Side-by-side air quality comparison using 10 years of EPA monitoring data. New York, New York has the edge with an Air Quality Grade of B (70/100).
| Metric | New York, New York | Philadelphia, Pennsylvania |
|---|---|---|
| Air Quality Grade | B (70/100) | C (59/100) |
| Current Median AQI | 48 (Good) | 58 (Moderate) |
| 5-Year Average AQI | 44 | 52 |
| 10-Year Trend | ↓ Improving (-4) | ↓ Improving (-1) |
| Unhealthy Days/Year | 4 | 8 |
| Primary Pollutant | Fine Particulate Matter (PM2.5) | Fine Particulate Matter (PM2.5) |
Analysis
New York, New York outperforms Philadelphia, Pennsylvania on overall air quality. With a Grade B (70/100) and a median AQI of 48,New York, New York is currently in the "Good" range and is improving over the past decade.
Frequently Asked Questions
New York, New York has better air quality with a Grade B (70/100) compared to Philadelphia, Pennsylvania's Grade C (59/100). New York, New York has a current median AQI of 48 and is improving over the past decade.
New York, New York averages 4 unhealthy air days per year (5-year average), while Philadelphia, Pennsylvania averages 8. Unhealthy days are those when AQI exceeds 100 and sensitive groups should limit outdoor activity.
New York, New York's primary pollutant is Fine Particulate Matter (PM2.5), while Philadelphia, Pennsylvania's is Fine Particulate Matter (PM2.5). Both cities share the same dominant pollutant.