Explore Air Quality by City
Your entry point to US city air quality data. Check AQI today, compare median AQI in 2021, and see unhealthy days per year for any city. Browse EPA-based Clean Air Scores, see how cities compare in our National Rankings, and learn about our data sources in the Methodology.
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| City | State | Score | Grade | PM2.5 (Ann.) | Trend | |
|---|---|---|---|---|---|---|
| Port Huron | MI | 76.7 | Grade B | 7 | Improving β | View |
| Fort Lee | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| The Bronx | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Yonkers | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Washington Heights | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Harlem | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| East Harlem | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Fordham | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Greenburgh | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| New Rochelle | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Kings Bridge | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Mount Vernon | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Bayside | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Parkchester | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| White Plains | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Morningside Heights | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Gilroy | CA | 76.7 | Grade B | 7.2 | Worsening β | View |
| Wakefield | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Levittown | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Mott Haven | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Hackensack | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Hicksville | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Morris Heights | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Teaneck | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Whitestone | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Throgs Neck | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Port Chester | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Englewood | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Harrison | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| University Heights | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Bergenfield | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Glen Cove | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| College Point | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Hunts Point | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Plainview | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Ossining | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Cliffside Park | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Unionport | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Van Nest | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Morrisania | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| East Tremont | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Tremont | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Melrose | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Palisades Park | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Eastchester | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Mamaroneck | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Mineola | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Syosset | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Dumont | NJ | 76.7 | Grade B | 6.9 | Improving β | View |
| Scarsdale | NJ | 76.7 | Grade B | 6.9 | Improving β | View |