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 | |
|---|---|---|---|---|---|---|
| Albany | NY | 77.7 | Grade B | 6.7 | Stable | View |
| West Albany | NY | 77.7 | Grade B | 6.7 | Stable | View |
| Schenectady | NY | 77.7 | Grade B | 6.7 | Stable | View |
| Troy | NY | 77.7 | Grade B | 6.7 | Stable | View |
| St. Johns | FL | 77.7 | Grade B | 7.1 | Stable | View |
| Ponte Vedra Beach | FL | 77.7 | Grade B | 7.1 | Stable | View |
| Lakeside | FL | 77.7 | Grade B | 7.1 | Stable | View |
| Fruit Cove | FL | 77.7 | Grade B | 7.1 | Stable | View |
| Saratoga Springs | NY | 77.7 | Grade B | 6.7 | Stable | View |
| Fleming Island | FL | 77.7 | Grade B | 7.1 | Stable | View |
| Jacksonville Beach | FL | 77.7 | Grade B | 7.1 | Stable | View |
| Latham | NY | 77.7 | Grade B | 6.7 | Stable | View |
| Rotterdam | NY | 77.7 | Grade B | 6.7 | Stable | View |
| Oakleaf Plantation | FL | 77.7 | Grade B | 7.1 | Stable | View |
| Palm Valley | FL | 77.7 | Grade B | 7.1 | Stable | View |
| Amsterdam | NY | 77.7 | Grade B | 6.7 | Stable | View |
| St. Marys | FL | 77.7 | Grade B | 7.1 | Stable | View |
| Cohoes | NY | 77.7 | Grade B | 6.7 | Stable | View |
| Kingsland | FL | 77.7 | Grade B | 7.1 | Stable | View |
| Fairhope | AL | 77.6 | Grade B | 7 | Improving β | View |
| Mobile | AL | 77.6 | Grade B | 7 | Improving β | View |
| Daphne | AL | 77.6 | Grade B | 7 | Improving β | View |
| Prichard | AL | 77.6 | Grade B | 7 | Improving β | View |
| Tillmans Corner | AL | 77.6 | Grade B | 7 | Improving β | View |
| Foley | AL | 77.6 | Grade B | 7 | Improving β | View |
| Tempe | AZ | 77.5 | Grade B | 7 | Worsening β | View |
| Jersey City | NJ | 77.5 | Grade B | 7 | Improving β | View |
| Newark | NJ | 77.5 | Grade B | 7 | Improving β | View |
| Scottsdale | AZ | 77.5 | Grade B | 7 | Worsening β | View |
| Tempe Junction | AZ | 77.5 | Grade B | 7 | Worsening β | View |
| Ahwatukee Foothills | AZ | 77.5 | Grade B | 7 | Worsening β | View |
| Bayonne | NJ | 77.5 | Grade B | 7 | Improving β | View |
| Kearny | NJ | 77.5 | Grade B | 7 | Improving β | View |
| Belleville | NJ | 77.5 | Grade B | 7 | Improving β | View |
| Lafayette | IN | 77.4 | Grade B | 7.1 | Improving β | View |
| New Orleans | LA | 77.4 | Grade B | 7.1 | Improving β | View |
| Rahway | NJ | 77.4 | Grade B | 7.1 | Stable | View |
| Waukesha | WI | 77.4 | Grade B | 7.1 | Improving β | View |
| Staten Island | NJ | 77.4 | Grade B | 7.1 | Stable | View |
| Metairie | LA | 77.4 | Grade B | 7.1 | Improving β | View |
| Edison | NJ | 77.4 | Grade B | 7.1 | Stable | View |
| New Brunswick | NJ | 77.4 | Grade B | 7.1 | Stable | View |
| Piscataway | NJ | 77.4 | Grade B | 7.1 | Stable | View |
| Perth Amboy | NJ | 77.4 | Grade B | 7.1 | Stable | View |
| Plainfield | NJ | 77.4 | Grade B | 7.1 | Stable | View |
| East Brunswick | NJ | 77.4 | Grade B | 7.1 | Stable | View |
| West Lafayette | IN | 77.4 | Grade B | 7.1 | Improving β | View |
| Sayreville | NJ | 77.4 | Grade B | 7.1 | Stable | View |
| Bridgewater | NJ | 77.4 | Grade B | 7.1 | Stable | View |
| Sayreville Junction | NJ | 77.4 | Grade B | 7.1 | Stable | View |