Which major US city has the cleanest air?

For major US cities, Urban Honolulu, Hawaii, often ties or leads for the cleanest air, especially regarding year-round particle pollution, thanks to trade winds and less industry; other top contenders include Casper, Wyoming, and Kahului-Wailuku, Hawaii, though smaller cities generally fare better than large urban centers.

What city has the freshest air?

Cleanest Air in the World in 2023

1. San Juan, Puerto Rico. First on our list of cities with the cleanest air in the world comes the capital of the tiny Caribbean island nation of Puerto Rico. ...
2. Wellington, New Zealand. ...
3. Canberra, Australia. ...
4. Reykjavik, Iceland. ...
5. Hamilton, Bermuda. ...
6. Tallinn, Estonia. ...
7. Helsinki, Finland. ...
8. Nassau, Bahamas.

Which is the top 10 cleanest city?

Top 10 Cleanest Cities in India to Visit in 2025 for a Pollution-Free Experience

1. Indore – The Cleanest City in India 2025, Yet Again. ...
2. Surat – Gujarat's Industrial Powerhouse and the 2nd Cleanest City in India. ...
3. Navi Mumbai – India's Planned and Pollution-Free Marvel. ...
4. Mysuru – Cleanliness in the Lap of Royalty.

Where is the cleanest air in the lower 48 states?

Waimea, Hawaii has the cleanest air in the U.S., with PM2. 5 levels of just 1.7 µg/m³. California's Seaside and Oregon's Troutdale both report just 2.5 µg/m³, well below WHO guidelines. Gulfport, Mississippi is the “best” city in its state but still exceeds WHO safety levels at 7.6 µg/m³.

What are the top 10 cleanest cities in the United States?

The ten cleanest cities in the United States are:

• Honolulu, HI.
• Dallas-Fort Worth, TX.
• Denver, CO.
• Orlando, FL.
• Burlington, VT.
• Wilmington, NC.
• Syracuse, NY.
• Tampa-St. Petersburg, FL.

Which city has the cleanest air in the US?

Where is the cleanest air in the USA?

Over 90% of cities had good air quality on most days in 2021. Map of metro areas colored by % good air quality days. The give best are Honolulu, Hawaii (99.7%), Kahului-Wailuku-Lahaina, HI(99.7%), Lake Havasu City-Kingman, AZ (99.2%), Longview, WA (98.6%), Olympia, WA (98.5%).

What city has the best quality of life in the USA?

The best U.S. cities for quality of life vary by ranking, but Brookline, MA, often tops lists for blending small-town feel with big-city access, while Columbia, MD, excels for women's opportunities, and Chicago is noted as a top big city for overall livability, despite some drawbacks. Other top contenders include Alexandria, VA, Bellevue, WA, Chapel Hill, NC, and cities in the < !nav>Research Triangle (NC) / NC/VA/MD area for strong education, healthcare, and amenities. 

Which U.S. city has the worst air quality?

Los Angeles air pollution

Los Angeles has the most contaminated air in the country.

What is the least toxic state to live in?

Forty-three states and Washington, DC, have a healthy average AQI. Hawaii's is the best (24.2), followed by Alaska (27.9), and Maine (34.8). Arizona is the only state with an unhealthy average AQI, at 101.8. Nationally, the average AQI was 48.6 in 2021.

What is the cleanest town in the US?

There's no single "cleanest town," as rankings vary by study, but Honolulu, HI, Portland, OR, Seattle, WA, and Casper, WY consistently appear at the top for air quality, green initiatives, and low litter, while cities like Long Beach, CA, Tampa, FL, and Coeur d'Alene, ID rank high for garbage, recycling, and community cleanliness efforts in other reports. 

Which is the no. 1 cleanest city in the world?

Copenhagen, Denmark: The cleanest city on the planet

Currently, the energy mix exceeds 30%, and it is expected to achieve energy independence by 2050. Notable features: Bicycle implementation: Copenhagen has 700,000 bicycles. 62% of its citizens use them.

What is the cleanest state to live in?

Natural environment standouts: U.S. News ranks Hawaii No. 1 for natural environment, followed by Maryland, Massachusetts, Vermont, and Washington, measuring air and water quality, pollution levels, and environmental protections.

What state has the best oxygen?

Hawaii. Hawaii has an air quality index of 21.2, the cleanest average air in the U.S. This is well in the good air quality index range.

What state has the best water?

There isn't one single state with the "best" water, as it depends on the metric (violations, taste, source), but Hawaii, Massachusetts, and Tennessee consistently rank high for drinking water quality based on few violations, while states like Washington, New Hampshire, and South Dakota are praised for strict standards or customer satisfaction, with some sources also highlighting strong performers like Minnesota and Nebraska. 

Why do I breathe better in Florida?

The thin air you'll find at high altitudes makes it difficult to get the oxygen you need. Lower elevations such as those you find in Florida make breathing easier when you have COPD.

Why is Vegas' air quality so bad?

Understanding Air Quality in Las Vegas

Warmer and drier conditions promote the formation of ground-level ozone and result in larger, more frequent wildfires in wilderness areas, producing particulate matter that can travel thousands of miles and affect air quality across the country.

Which US cities have the most litter?

Top Ten Cities with the Most Roadside Litter

• #1: San Francisco. ...
• #2: Los Angeles. ...
• #3: Philadelphia. ...
• #4: New Orleans. ...
• #5: Portland. ...
• #6: Memphis. ...
• #7: Milwaukee. ...
• #8: New York City.

Where do the nicest people live in the USA?

While "nicest" is subjective, studies and surveys often point to Minnesota, known for "Minnesota Nice," along with Southern states like Tennessee, South Carolina, and Georgia, and Midwestern states like Iowa, as having very friendly and polite people, often characterized by strong community spirit and helpfulness. Other frequently mentioned spots include Hawaii, Colorado, and Wisconsin, known for relaxed attitudes or deep-rooted hospitality. 

What's the #1 state to live in?

There's no single "best" state, as it depends on priorities, but recent studies from WalletHub (Aug 2025) and U.S. News (May 2025) frequently place Massachusetts, Idaho, New Jersey, and Utah at the top for overall quality of life, balancing strong economies, good education, healthcare, and low crime. Massachusetts excels in education/healthcare, while Idaho and Utah are praised for economic growth and stability, and New Hampshire for safety. 

What is the most loved city in America?

There's no single "most loved" city, as it depends on the survey, but Chicago, San Diego, Nashville, Santa Fe, and New York City consistently rank high in different polls for big cities, while Charleston and Aspen dominate small city lists, praised for culture, food, natural beauty, and overall charm by travelers and residents alike.