Here are the 10 states with the worst air quality:
- Utah - 51.2 AQI
- Georgia - 48.2 AQI
- Ohio - 48.2 AQI
- West Virginia - 47.6 AQI
- Indiana - 47.5 AQI
- Tennessee - 47.5 AQI
- Colorado - 47.1 AQI
- Maryland - 47 AQI
What is the worst air quality ever recorded?
Onitsha is the city with the worst air quality in the world. The air in the city is filled with small particulate matter (PM10) concentration. The booming port city located in southern Nigeria recorded an annual mean of 594 ug/m3, 30 times more than the required standard by the WHO.
What cities have the worst air quality?
Top Cities and Countries For Poor Air Quality
- Nigeria. Nigeria hosts some of the cities with the worst PM10 levels. ...
- Pakistan. Air pollution situation in Pakistan is causing about 20,000 premature deaths annually. ...
- India. India has the worst air quality in the world with 7 Indian cities ranking in the top 30 for worst air quality.
What state has the worst air quality?
Meanwhile, the following states have the worst air quality according to AQI: 1. Utah—51.2 2. Ohio—48.2 3. Georgia—48.2 4. West Virginia—47.6 5. Indiana—47.5 The ratings above are based solely on the AQI.
Which country has the worst air quality?
- Pakistan - average PM 2.5 concentration: 115.7
- Qatar - 92.4
- Afghanistan - 86
- Bangladesh - 83.3
- Egypt - 73
- UAE - 64
- Mongolia - 61.8
- India - 60.6
- Bahrain - 56.1
- Nepal - 50
What is the AQI level?
What is the air quality index?
How many categories are there in the air quality index?
Which state has the best air quality?
Is Alaska air quality good?
See 2 more
About this website
Where is the purest air on Earth?
The cleanest air was found in the South Pacific island nation of New Caledonia (3.8), while Finland had the lowest PM2. 5 concentrations among developed nations (5.5).
What is the highest AQI in the US?
Real-time USA Most polluted city ranking#cityUS AQI1Rancho Tehama Reserve, California1742Redway, California1593Humboldt, California1554Redwood Valley, California1556 more rows•Oct 30, 2022
What city has the baddest air quality?
Most Polluted Cities | State of the AirLos Angeles-Long Beach, CAlos-angeles-long-beach-ca.html1Bakersfield, CAbakersfield-ca.html2Visalia, CAvisalia-ca.html3Fresno-Madera-Hanford, CAfresno-madera-hanford-ca.html4Phoenix-Mesa, AZphoenix-mesa-az.html520 more rows
Where is America's cleanest air?
HawaiiHawaii has, on average, the cleanest air in the USA overall. It has an AQI value of 21.2, which is in the healthy range set by the EPA. The American Lung Association ranks two cities in Hawaii in the top 25 cleanest US cities for year-round particle pollution.
What are the top 3 most polluted cities in the US?
Most Polluted American Cities by Ozone Concentration Los Angeles-Long Beach, California. Bakersfield, California. Visalia, California.
What US city has best air quality?
Cleanest Cities | State of the AirCheyenne, WYcheyenne-wy.html1Wilmington, NCwilmington-nc.html2Urban Honolulu, HIurban-honolulu-hi.html3Kahului-Wailuku-Lahaina, HIkahului-wailuku-lahaina-hi.html4
At what two times was the AQI above 270?
Answer: The overall air quality index (AQI) in the city read 270 at 4 pm on Tuesday, up from 252 at 4 pm on Monday.
States and Counties | State of the Air | American Lung Association
Did You Know?. More than four in ten Americans live where the air they breathe earned an F in “State of the Air” 2022. More than 137 million people live in counties that received an F for either ozone or particle pollution in “State of the Air” 2022.
Every State in the U.S., Ranked From Cleanest to Dirtiest
We dug into data from a number of sources to get the full picture of a particular state's cleanliness, including its air quality, landfill use, and the volume of garbage and toxins it produces. This included a number of eye-opening stats from the Environmental Protection Agency's Landfill Methane Outreach Program and Landfill Gas Energy Project Database, as well as the U.S. Census.
The 50 U.S. Cities With the Worst Air Quality | Healthfully
50. Charleston, West Virginia. Charleston is the capital city of West Virginia, making it a metropolis of business and culture. Throughout the year, Charleston hosts FestivALL Fall, a citywide celebration of visual art, music, dance, theater and more.
Air Quality Index (AQI)
Every day the Air Quality Index (AQI) tells you how clean or polluted your outdoor air is, along with associated health effects that may be of concern.
Importance of Air Quality
Local air quality affects how you live and breathe. Like the weather, it can change from day to day or even hour to hour.
What is the AQI scale used for?
The AQI scale used for indexing the real-time pollution in the above map is based on the latest US EPA standard, using the Instant Cast reporting formula.
What does 8AM mean in AQI?
All measurements are based on hourly readings: For instance, an AQI reported at 8AM means that the measurement was done from 7AM to 8AM.
What is the air quality index?
The Air Quality Index is based on measurement of particulate matter (PM 2.5 and PM 10 ), Ozone (O 3 ), Nitrogen Dioxide (NO 2 ), Sulfur Dioxide (SO 2) and Carbon Monoxide (CO) emissions. Most of the stations on the map are monitoring both PM 2.5 and PM 10 data, but there are few exceptions where only PM 10 is available.
Is PM2.5 air quality good?
Cautionary Statement (for PM2.5) Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
Is the World Air Quality Index unvalidated?
All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.
What is the AQI level?
AQI is 51-100. Air quality conditions are moderate, and this is symbolized by the color yellow. Those who are sensitive may experience some respiratory symptoms at this level. AQI is 101-150. Air quality conditions are unhealthy for sensitive groups, and this is symbolized by the color orange.
What is the air quality index?
The Air Quality Index (AQI) is an index calculated for four major air pollutants regulated by the Clean Air Act: ground-level ozone, particle pollution, carbon monoxide, and sulfur dioxide. The AQI runs from zero to 500, with zero representing clean air and 500 being the most hazardous.
How many categories are there in the air quality index?
The Air Quality Index has six categories that respond to different levels of health concerns. These are:
Which state has the best air quality?
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. Honolulu is one of six cities in the U.S. ranked on all three of the American Lung Association's cleanest cities lists for ozone, year-round particle pollution, and short-term particle pollution.
Is Alaska air quality good?
Alaska's air quality index is 29.1, the second-best index in the U.S. While the state has good air quality, Alaskans living in Anchorage or Mat-Su Borough will experience particle pollution problems due to wood-burning home heating. Both of these areas, however, have seen improvements in air quality in recent years. Most areas can be found in the "good" AQI range most of the year.
What is the AQI level?
AQI is 51-100. Air quality conditions are moderate, and this is symbolized by the color yellow. Those who are sensitive may experience some respiratory symptoms at this level. AQI is 101-150. Air quality conditions are unhealthy for sensitive groups, and this is symbolized by the color orange.
What is the air quality index?
The Air Quality Index (AQI) is an index calculated for four major air pollutants regulated by the Clean Air Act: ground-level ozone, particle pollution, carbon monoxide, and sulfur dioxide. The AQI runs from zero to 500, with zero representing clean air and 500 being the most hazardous.
How many categories are there in the air quality index?
The Air Quality Index has six categories that respond to different levels of health concerns. These are:
Which state has the best air quality?
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. Honolulu is one of six cities in the U.S. ranked on all three of the American Lung Association's cleanest cities lists for ozone, year-round particle pollution, and short-term particle pollution.
Is Alaska air quality good?
Alaska's air quality index is 29.1, the second-best index in the U.S. While the state has good air quality, Alaskans living in Anchorage or Mat-Su Borough will experience particle pollution problems due to wood-burning home heating. Both of these areas, however, have seen improvements in air quality in recent years. Most areas can be found in the "good" AQI range most of the year.
