Average air quality index by city

About the World Air Quality Index project How to use this web application To get more information about a specific city , move your move over any of the the flags in the above map, then click to get the full air pollution historical data. National Digital Air Quality Forecast Guidance Page. Citizens living, working and visiting these streets are all affected. Detailed information on the cities is available by clicking on their name. Regular eruptions give Hilo the worst air quality of any city in the country, according to data from the Environmental Protection Agency.

The roadside air quality. EPA sets national air quality standards for six common air pollutants. Each year EPA tracks the levels of these air pollutants in the air. EPA posts the of our analyses to this web site.

PM-is measured at standard pressure and temperature conditions. Generally the poorest air quality is found in busy streets. This includes people in cars and busses. Most people may not think of putting a city in California on the list of places with the best air quality , but considering the size and population, Redding ranks well for good air quality. Air quality is satisfactory and poses little or no health risk.

Air Quality Index (AQI) As the new standard of measurement for air quality , AQI is a quantitative description of the air quality index. Good” range, making it one of the months with better air quality compared to the rest of the year. And for the reference, here is the list of all countries with their respective annual weighted concentrations for PMand PM2.

Find out the cities in India with the worst air quality and the cities with the best. See real-time Air Quality levels in Indian cities and track the pollution level of your city live on Oneindia. Keep track of the most polluted cities in the world with our air quality index (AQI) ranking. Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.

Lahore suffers from high levels of air pollution, with the city regularly ranking at the top of IQAir AirVisual ’s live pollution rankings of major global cities. It tells you how clean or polluted your air is, and what associated health effects might be a concern for you. There are General Stations and Roadside Stations. Despite plateauing air quality , the majority of US cities have clean air by AQI standards most of the time. For particle pollution, we rank separately the areas with high year-round (annual average ) levels and high short-term levels (24-hour) found in monitoring sites across the United States.

New York City neighborhood. Several community districts across Manhattan and neighboring areas approach this limit,. Good” category, as one of the months with better air quality compared to earlier of the year. Almost of these cities have average annual PM2. Beijing sits outside the top 1 at number 13.

Stacker ranked the top cities by the annual average amount of coarse particulate matter or particles between 2. Particulate matter between 2. PMis considered coarse, and cities with lower average amounts of PMhave cleaner air. These cities are based in states such as California and Arizona, Wyoming, New Mexico, and more. Colorado Springs has an air quality index of 88. That’s a bit less than the national average of 89. These Air Quality Index values may differ from the 24-hour average of the discrete hourly concentrations monitored midnight to.

For current average pollution levels, please click on the Data Summary link. Despite being in smog-plagued Southern California, Anaheim still has great air , with an air quality index that is 60.