Which state is least polluted
Andrew Walker
Updated on April 20, 2026
Vermont ranks first in the nation for low pollution. New Hampshire places second in this subcategory, followed by South Dakota, New Mexico and Wyoming. Learn more about the states with the least pollution below.
What US state has the cleanest air?
- 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. …
- Alaska. …
- Washington. …
- Oregon. …
- Maine. …
- Utah. …
- Ohio. …
- Georgia.
What place has least pollution?
The world’s least polluted countries are all in Northern Europe: Sweden, Finland, Norway and Estonia had just 5.0-5.9µg/m³ last year. This is unsurprising with each country regularly having less than 8.0µg/m³ over the last three years. Despite having low levels of PM2.
Which state is least polluted in India?
Where is the cleanest air in India? The cleanest city in India is Satna in the state of Madhya Pradash with a 2019 PM2. 5 reading of 15.5µg/m³ and a US AQI figure of 58. The next cleanest city was Kumbhori in the state of Maharashtra with a figure of 20.3µg/m³.What state has the best air quality in the United States?
Hawaii ranks first in the nation for air and water quality, as well as in the overall natural environment category. Massachusetts places second in this subcategory, followed by North Dakota, Virginia and Florida. Learn more about the Best States for air and water quality below.
What state has the best quality of life?
- Washington. Washington state has the highest quality of life in all 50 states. …
- New Hampshire. …
- Minnesota. …
- Utah. …
- Vermont. …
- Maryland. …
- Virginia. …
- Massachusetts.
Where is the purest air on Earth?
Puerto Rico. In a listing of 106 countries, Puerto Rico tops the spot for the country with the cleanest air in the world.
Which city has cleanest air?
- 8 Helsinki, Finland.
- 7 Bangor, Maine.
- 6 Adelaide, Australia.
- 5 Zurich, Switzerland.
- 4 Halifax, Canada.
- 3 Hamburg, Germany.
- 2 Spokane, Washington, USA.
- 1 Almeria, Spain.
Which state in India has cleanest air?
- Aizawl, Mizoram. Air Quality: Good. …
- Coimbatore, Tamil Nadu. …
- Amaravati, Andhra Pradesh. …
- Davanagere, Karnataka. …
- Visakhapatnam, Andhra Pradesh. …
- Rajamahendravaram, Andhra Pradesh. …
- Chikkaballapur, Karnataka. …
- Shivamogga, Karnataka.
AQI values at or below 100 are generally thought of as satisfactory. When AQI values are above 100, air quality is unhealthy: at first for certain sensitive groups of people, then for everyone as AQI values get higher.
Article first time published onWhat is the most toxic state?
As a state, Alaska produces the most toxins (834 million pounds)
Which US state is the most polluted?
Fairbanks, Alaska, ranked #1 in terms of short-term particle pollution, and #6 in year-round particle pollution. That was enough to secure the state a spot in the top 5 nationwide.
What city has no pollution?
Least polluted: Helsinki, Finland The IQ Air report lists the capital of Finland as one of the least polluted capital cities in the world.
What are the 5 worst states to live in for air quality?
- #1: California. California consistently ranks as the most polluted state in the country. …
- #2: Pennsylvania. …
- #3: Texas. …
- #4: Washington. …
- #5: Oregon. …
- #6: Alaska. …
- #7: Utah.
What is the cleanest city in America?
Honolulu, Hawaii ranks first as the cleanest city in the U.S. Despite being the most fossil fuel-dependent state in the U.S., due to its reliance on tourism and the military, Hawaii is currently working to achieve 100% clean energy by 2045.
Where is the cleanest part of the ocean?
The Weddell Sea has been claimed by scientists to have the clearest waters of any ocean in the world. Described by a historian as “the most wretched and dismal region on earth”, due to the flash freezes that caught Shackleton’s ship, its clarity is only belied by the sheer depth of the ocean below.
Which country has highest oxygen?
ReporterBelgiumYear2019PartnerWorldTrade Value 1000USD31,855.54Quantity352,806,000
Where is the cleanest city in the world?
1. Helsinki in Finland. Helsinki is the cleanest city in the world, according to the World Health Organisation. Helsinki has a population density of 2,739.36 people per square kilometre – by far the highest nationally.
What state should I move to 2021?
- Washington. Healthcare: 4th. Education: 4th. …
- New Hampshire. Healthcare: 16th. Education: 5th. …
- Minnesota. Healthcare: 10th. Education: 17th. …
- Utah. Healthcare: 9th. Education: 10th. …
- Vermont. Healthcare: 11th. Education: 8th. …
- Maryland. Healthcare: 8th. …
- Virginia. Healthcare: 18th. …
- Massachusetts. Healthcare: 2nd.
What is the healthiest state?
Massachusetts is the healthiest state in the U.S., according to the most recent annual ranking from Sharecare, a digital health company, and the Boston University School of Public Health.
What is the best state to move to in 2021?
- #1. Washington.
- #2. Minnesota.
- #3. Utah.
- #4. New Hampshire.
- #5. Idaho.
Which city in India has lowest pollution?
The least polluted city in India, Shillong, had air pollution levels nearly 3-times higher than the recommended limit. Ten of the top twenty least polluted cities were located in Karnataka.
Which is the best air in India?
- Gwalior (176 micrograms)
- Allahabad (170)
- Patna (149)
- Raipur (144)
- Delhi (122)
- Ludhiana (122)
- Kanpur (115)
- Khanna (114)
Which state in India has highest pollution?
Lucknow, the capital of India’s northern state Uttar Pradesh, has the country’s highest pollution level, with pollution levels 11 times higher than the WHO recommendation. If pollution continues, Lucknow residents will lose 10.3 years of life expectancy. Delhi, India’s capital, is likewise heavily polluted.
Which city has the dirtiest air?
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Which is the most polluted city in the world 2021?
Delhi was reported as the most polluted city in the world by the IQAir service with an average AQI of 556, followed by Kolkata in the 4th position and Mumbai in the 6th position. China’s Chengdu and Pakistan’s Lahore also recorded the worst AQI indices in the list of the world’s most polluted cities.
What's the cleanest country in the world?
1. Denmark. With a total EPI score of 82.5, Denmark is 2020’s cleanest and most environmentally friendly country. Denmark stands out for its high scores in several categories, including Wastewater Treatment (100), Waste Management (99.8), and Species Protection Index (100).
Who has the worst air in the world?
#country2020 AVG. US AQI1Bangladesh1622Pakistan1533India1414Mongolia128
Is London polluted?
London suffers from traffic related pollution in a similar way to most UK cities, but the sheer size of the city, along with a dense road network and high buildings, means that central London tends to be one of the most polluted places in the UK.
How is India polluted?
India has nine of the 10 most polluted cities in the world, but with 200 particulate matter (PM) 2.5 monitoring sites in operation during the 2010-2016 period, India’s air quality monitor density–about 0.14 monitors per million people–is below China (1.2), the United States of America (3.4), Japan (0.5) and Brazil ( …
What state has cleanest water?
The state of Rhode Island has the cleanest natural environment and tap water in the United States.