The city directory

Find your place.
Understand its air.

Explore historical PM2.5 patterns, available local observations, and the context behind each city’s score. Browse EPA-based Clean Air Scores, see how cities compare in our National Rankings, and learn about our data sources in the Methodology.

Explore by region

Start close to home, or explore the air in a place you are considering visiting.

AQI Today

Local observations and historical context for major cities.

Los Angeles, CA Denver, CO Phoenix, AZ New York City, NY Atlanta, GA Las Vegas, NV Dallas, TX Austin, TX Sacramento, CA Orlando, FL

The Southwest

Explore desert cities and their long-term air quality patterns.

Yuma, AZ Tucson, AZ Sierra Vista, AZ Nogales, AZ Payson, UT

West Coast and beyond

Compare coastal, inland, and urban air quality reports.

Fremont, CA Fresno, CA Irvine, CA North Las Vegas, NV Bakersfield, CA San Luis Obispo, CA Seattle, WA Boston, MA Eugene, OR Gallatin, TN Unhealthy Days

More places to explore

Open a local report to see the available data and its sources.

Los Angeles, CA Yuma, AZ Tucson, AZ Sierra Vista, AZ Denver, CO Atlanta, GA Phoenix, AZ New York City, NY Las Vegas, NV Dallas, TX Sacramento, CA Irvine, CA

Showing 401-450 of 2771 Cities

Previous Page 9 of 56 Next

City	State	Score	Grade	PM2.5 (Ann.)	Trend
Trumbull	CT	83.6	Grade B	6	Improving ↓	View
Central Islip	CT	83.6	Grade B	6	Improving ↓	View
Huntington Station	CT	83.6	Grade B	6	Improving ↓	View
Centereach	CT	83.6	Grade B	6	Improving ↓	View
Agawam	MA	83.6	Grade B	6	Improving ↓	View
West Islip	CT	83.6	Grade B	6	Improving ↓	View
West Springfield	MA	83.6	Grade B	6	Improving ↓	View
Shirley	CT	83.6	Grade B	6	Improving ↓	View
Deer Park	CT	83.6	Grade B	6	Improving ↓	View
Holbrook	CT	83.6	Grade B	6	Improving ↓	View
Dix Hills	CT	83.6	Grade B	6	Improving ↓	View
Smithtown	CT	83.6	Grade B	6	Improving ↓	View
Westport	CT	83.6	Grade B	6	Improving ↓	View
Bay Shore	CT	83.6	Grade B	6	Improving ↓	View
Medford	CT	83.6	Grade B	6	Improving ↓	View
East Patchogue	CT	83.6	Grade B	6	Improving ↓	View
Hauppauge	CT	83.6	Grade B	6	Improving ↓	View
Darien	CT	83.6	Grade B	6	Improving ↓	View
East Northport	CT	83.6	Grade B	6	Improving ↓	View
Lake Ronkonkoma	CT	83.6	Grade B	6	Improving ↓	View
Selden	CT	83.6	Grade B	6	Improving ↓	View
New Canaan	CT	83.6	Grade B	6	Improving ↓	View
Holtsville	CT	83.6	Grade B	6	Improving ↓	View
Ronkonkoma	CT	83.6	Grade B	6	Improving ↓	View
Melville	CT	83.6	Grade B	6	Improving ↓	View
North Bay Shore	CT	83.6	Grade B	6	Improving ↓	View
Islip	CT	83.6	Grade B	6	Improving ↓	View
Palmer	MA	83.6	Grade B	6	Improving ↓	View
Wilton	CT	83.6	Grade B	6	Improving ↓	View
Huntington	CT	83.6	Grade B	6	Improving ↓	View
North Babylon	CT	83.6	Grade B	6	Improving ↓	View
Kings Park	CT	83.6	Grade B	6	Improving ↓	View
East Setauket	CT	83.6	Grade B	6	Improving ↓	View
Sayville	CT	83.6	Grade B	6	Improving ↓	View
Erie	PA	83.5	Grade B	6	Improving ↓	View
Jamestown	PA	83.5	Grade B	6	Improving ↓	View
Boston	MA	83.4	Grade B	6	Improving ↓	View
Carson City	NV	83.4	Grade B	6	Worsening ↑	View
Sparks	NV	83.4	Grade B	6	Stable	View
South Boston	MA	83.4	Grade B	6	Improving ↓	View
Cambridge	MA	83.4	Grade B	6	Improving ↓	View
Newton	MA	83.4	Grade B	6	Improving ↓	View
Somerville	MA	83.4	Grade B	6	Improving ↓	View
Framingham	MA	83.4	Grade B	6	Improving ↓	View
Waltham	MA	83.4	Grade B	6	Improving ↓	View
Brookline	MA	83.4	Grade B	6	Improving ↓	View
Arlington	MA	83.4	Grade B	6	Improving ↓	View
Jamaica Plain	MA	83.4	Grade B	6	Improving ↓	View
Natick	MA	83.4	Grade B	6	Improving ↓	View
Watertown	MA	83.4	Grade B	6	Improving ↓	View