World aqi rating

Keep track of the most polluted cities in the world with our air quality index ( AQI ) ranking. The GAIA air quality monitoring stations are using high-tech laser particle sensors to measure in real-time PM2. Very easy to set up, they only require a WIFI access point and a USB power supply. An AQI value of 1generally corresponds to the national air quality standard for the pollutant, which is the level EPA has set to protect public health.

AQI values below 1are generally thought of as satisfactory. Air Quality Index State Rank. What is the air quality in Sydney? In general, Sydney has some of the best air of any major city. More information about these indices.

These indices are historical and they are published periodically. To access current rankings (updated continuously) please visit Pollution Index Rate (Current). Check out which country in the world had the highest level of air pollution PM2. A total of found. Download the IQAir AirVisual world air quality report.

AQI ratings below 1indicate no appreciable health risk. Visalia – Porterville – Hanfor CA. By Katherine Kornei Mar. Trying to get away from airborne ammonia?

Don’t linger in Lagos, Nigeria, or Delhi. 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. The AQI forecast is available in 4US cities, and you can view regional maps that rate the air quality across the US and Canada.

Air New Zealand is one of the few airlines in the world to have an investment grade credit rating, is a staunch supporter of its home country and has been enjoying a healthy expansion in both its domestic and international markets. Its overall product is superb, and its business class bed is outstanding,” said Mr. BreezoMeter created a new and uniform air quality index - the BreezoMeter AQI , BAQI, that provides a clear and intuitive way to read and understand real-time air quality information. Discover the most accurate information on air quality today, using our air quality index map to find air quality anywhere in the world. AQI : Good (- 50) Air quality is considered satisfactory, and air pollution poses little or no risk.

That’s an important point, since air quality varies over the course of a day. The AQI is a number and color coded chart divided into the six categories and identified in the following chart. The air quality forecast is a prediction of the day’s overall AQI issued by state and local air quality forecasters. Each dot on this map represents a city or reporting area that issues a forecast.

Read more about the air quality forecast. Click on a dot to see forecast info for separate pollutants if available. The cities are ranked by the air quality in the most polluted county in the metropolitan area.

Click on the 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. Ozone is a bigger problem in the summer, while wood smoke from woodstoves. Air-quality monitoring devices worldwide tracked levels of dangerous particulates. Using this tool you can compare pollution by city and by country basis.

It measures air quality (and opposite: air pollution), water quality (and opposite: water pollution), garbage disposals, general feeling of being clean and tidy, noise and light pollution, green and parks satisfaction and general feeling of being comfortable to spend time in the city because of pollution.