Aqi worst cities

Keep track of the most polluted cities in the world with our air quality index ( AQI ) ranking. Nigeria hosts some of the cities with the worst PMlevels. Four of the thirty cities with the worst air quality in the world are in Nigeria. 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.

Despite plateauing air quality , the majority of US cities have clean air by AQI standards most of the time. The Cincinnati , Ohio area , extending into Indiana and Kentucky , has had more moderate air days than good ones this year. The places with the worst air quality 1. Riverside-San Bernardino-Ontario , California.

Phoenix-Mesa-Scottsdale , Arizona. Median AQI: Top pollutant: Ozone. These are some of the cities with the world’s worst air quality ,. Despite its position as a wealthy, white-collar business hub, the air quality in the city is still very poor.

The annual mean for dangerous PM2. The Air Quality Index is based on measurement of particulate matter (PM 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. 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. Check out which city in the world had the highest level of air pollution PM2. Download the IQAir AirVisual world air quality report.

The Cincinnati, Ohio area, extending into Indiana and Kentucky, has had more moderate air days than good ones this year. Notorious for its smog, the Los Angeles-Long Beach, California, area has seen air quality improve in recent years, but it still placed 4th for annual particle pollution and 7th for 24-hour. To improve air quality, Joyce Epps of the Pennsylvania Department of Environmental Protection Bureau of Air Quality recommends “the retirement, deactivation or shutdown of certain coal-fired power plants.

Here are five of the world’s most famous vacation cities that also have some of the worst air quality on record. Paris, France has a reputation that precedes it around the world: the Eiffel Tower, the Louvre, and the sumptuous cuisine of this vibrant European city draw over million tourists every year. It even has Disneyland! Air pollution is a serious health threat. It can trigger asthma attacks, harm lung development in children, and can even be deadly.

The cities in India with the worst air quality, or the highest levels of air pollution, according to this database are: Gwalior (1micrograms) Allahabad (170) Patna (149) Raipur (144) Delhi (122) Ludhiana (122) Kanpur (115) Khanna (114) Firozabad (113) Lucknow (113) Caveats. Now, this data isn’t perfect. We’ve broken down data from the World Health Organization on ultra-fine particles of less than 2. Lucknow, a city in northern India, starts off the top cities with the worst air pollution levels list.

It still significantly has a high average air pollution level that falls into the. On the WHO’s list of the average yearly air pollution in cities around the worl China accounted for of the top locations with the worst air quality, while Saudi Arabia and Bangladesh tallied four each. The Iranian city of Zabol, which battles some dust storms per year,. Ludhiana is the first of six Indian cities to make the cities with the worst air pollution. With a population of 1. The sprawling city of Gwalior is hosting a large number of construction projects.

Its pollution levels remain one of the highest in the world. Patna is a major industrial hub, however it has very poor regulations and environmental concerns. It has one of the worst AQIs in the world. Tetovo, FYR Macedonia has the worst air pollution in Europe according to the World Health Organization.

Although the emission of air pollutants in Europe has reduced over the last few decades, PMlevels are still high in select cities. American Lung Association, and the state of California is home to many of the other worst-ranked cities for air quality. Thanks to a combination of cars, the Golden State’s weather and topography,. Three cities in Canada exceeded the maximum level for particulate matter per cubic metre. Read on for the Canadian cities most affected and ways you can protect yourself.

Worse, New York City fails EPA standards for both dangerous particle pollution and ozone. 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.