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 151-200 of 2771 Cities

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City	State	Score	Grade	PM2.5 (Ann.)	Trend
Yarmouth	MA	88.6	Grade A	5.1	Improving ↓	View
Newport	MA	88.6	Grade A	5.1	Improving ↓	View
Bristol	MA	88.6	Grade A	5.1	Improving ↓	View
Somerset	MA	88.6	Grade A	5.1	Improving ↓	View
Portsmouth	MA	88.6	Grade A	5.1	Improving ↓	View
Middletown	MA	88.6	Grade A	5.1	Improving ↓	View
Hanover	MA	88.6	Grade A	5.1	Improving ↓	View
Swansea	MA	88.6	Grade A	5.1	Improving ↓	View
Fairhaven	MA	88.6	Grade A	5.1	Improving ↓	View
Anchorage	AK	88.3	Grade A	5.1	Improving ↓	View
Kahului	HI	88.3	Grade A	4	Worsening ↑	View
Eugene	OR	88.3	Grade A	5.2	Improving ↓	View
Eagle River	AK	88.3	Grade A	5.1	Improving ↓	View
Kīhei	HI	88.3	Grade A	4	Worsening ↑	View
Enterprise	NV	87.9	Grade A	4	Improving ↓	View
Salem	OR	87.8	Grade A	5.3	Stable	View
Corvallis	OR	87.8	Grade A	5.3	Stable	View
Albany	OR	87.8	Grade A	5.3	Stable	View
Keizer	OR	87.8	Grade A	5.3	Stable	View
McMinnville	OR	87.8	Grade A	5.3	Stable	View
Woodburn	OR	87.8	Grade A	5.3	Stable	View
Hayesville	OR	87.8	Grade A	5.3	Stable	View
Pittsfield	MA	87.7	Grade A	5.3	Improving ↓	View
Mesquite	NV	87.5	Grade A	3.9	Improving ↓	View
Casper	WY	87.5	Grade A	4	Worsening ↑	View
Rock Springs	WY	87.5	Grade A	3.3	Stable	View
Saint George	NV	87.5	Grade A	3.9	Improving ↓	View
Washington	NV	87.5	Grade A	3.9	Improving ↓	View
Orcutt	CA	87.4	Grade A	5.3	Improving ↓	View
Portsmouth	NH	87.4	Grade A	5.3	Stable	View
Manchester	NH	87.4	Grade A	5.3	Stable	View
Santa Maria	CA	87.4	Grade A	5.3	Improving ↓	View
Concord	NH	87.4	Grade A	5.3	Stable	View
East Concord	NH	87.4	Grade A	5.3	Stable	View
Derry Village	NH	87.4	Grade A	5.3	Stable	View
Dover	NH	87.4	Grade A	5.3	Stable	View
Rochester	NH	87.4	Grade A	5.3	Stable	View
Derry	NH	87.4	Grade A	5.3	Stable	View
Sanford	NH	87.4	Grade A	5.3	Stable	View
Amesbury	NH	87.4	Grade A	5.3	Stable	View
Newburyport	NH	87.4	Grade A	5.3	Stable	View
Henderson	NV	87.3	Grade A	5	Stable	View
Whitney	NV	87.3	Grade A	5	Stable	View
Sioux Falls	SD	87.2	Grade A	4.7	Stable	View
Providence	RI	87.1	Grade A	5.4	Improving ↓	View
East Providence	RI	87.1	Grade A	5.4	Improving ↓	View
North Providence	RI	87.1	Grade A	5.4	Improving ↓	View
Ridgecrest	CA	87	Grade A	4.1	Stable	View
Worcester	MA	86.8	Grade A	5.4	Improving ↓	View
Framingham Center	MA	86.8	Grade A	5.4	Improving ↓	View