Worst air quality index

Keep track of the most polluted cities in the world with our air quality index (AQI) ranking. 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. At the time of this writing, Sarajevo’s Air Quality Index found the level of PM 2. Bangladesh’s capital Dhaka has ranked second worst in the Air Quality Index (AQI).

It had an AQI score of 2at 08:46am on Thursday, reports UNB. The air was classified as “very unhealthy. Mongolia’s Ulaanbaatar and Nepal’s Kathmandu occupied the first and third positions in the list of cities with worst air quality. Federal pollution monitoring indicated there was no place in the U. To find out what cities have had the worst air pollution since then, INSIDER looked at EPA data for cities across the United States so far this year. The data, which was last updated in May, shows the Air Quality Index (AQI) — an indicator of overall air quality in relation to health effects — of hundreds of urban centers since January.

Check out which city in the world had the highest level of air pollution PM2. Download the IQAir AirVisual world air quality report. The cities are ranked by the air quality in the most polluted county in the metropolitan area.

Select your city name to open links to a chart of the trends for ozone and year-round particle levels, as well as more information about air pollution and the local Lung Association. The following spreadsheets provide air quality status and trends for counties and cities, defined as CBSAs (Core-Based Statistical Areas Exit), with monitoring data. AQI: Unhealthy for Sensitive Groups (1- 150) Although general public is not likely to be affected at this AQI range, people with lung disease, older adults and children are at a greater risk from exposure to ozone, whereas persons with heart and lung disease, older adults and children are at greater risk from the presence of particles in the air. What is the air quality index and why is it important? How is AQI calculated?

What countries have the worst pollution? The EPA measures how polluted the air is using a metric called the Air Quality Index , which scales from zero to 50 with higher numbers indicating dirtier air. Australia’s Canberra, Mongolia’s. Jakarta Remains in Top of World’s Worst Air Quality Index While Bandung recently received an award for its clean air, Jakarta continues to find itself on the wrong end of the air quality list. In fact, Indonesia’s capital is currently listed in the top five of the world’s most polluted cities in this matter.

By Katherine Kornei Mar. Trying to get away from airborne ammonia? Don’t linger in Lagos, Nigeria, or Delhi. See the Best and Worst Places.

The Bay Area recognizes that its air quality needs improvement, and. California cities topped all three lists, with Los Angeles ranking worst in ozone pollution, the Fresno metropolitan area worst. Air quality and pollen information for over 1countries in the world. The Air Pollution Index (API) is a simple and generalized way to describe the air quality , which is used in Malaysia. It is calculated from several sets of air pollution data.

It was formerly used in mainland China and Hong Kong. A key tool in this effort is the Air Quality Index , or AQI. EPA and local officials use the AQI to provide simple information about your local air quality , how unhealthy air may affect you, and how you can protect your health. The AQI is an index for reporting daily air quality.

Environmental Protection Agency.