This measure, based on data from the Environmental Protection Agency, evaluates states on the number of days the Air Quality Index in counties was not rated “good.” U.S. News calculated a ...

The Air Quality Index in Delhi dropped to 999 over the weekend, making it the most polluted capital city in the world. While the safe limit set by the World Health Organisation is 25, anything ...

It comprises two measures: the number of days with an air quality index below a certain threshold and the number of violation points against drinking water systems in each state. Learn more about ...

and forecast models to provide real-time air quality index (AQI) readings for more than 1,000 locations. Los Angeles’ air quality is closely tied to weather patterns. Clear, breezy days help ...

PUTRAJAYA: The Air Pollution Index (API) in Balok Baru, Kuantan, Pahang, was recorded at a 'very unhealthy' level of 250 as ...

PUTRAJAYA, March 3 (Bernama) -- The Air Pollution Index (API) in Balok Baru, Kuantan, Pahang, was recorded at a ‘very ...

According to the city's 24-hour average, the AQI in Gurugram was recorded in the 'poor' category at 228, while in Ghaziabad and Noida, it was in the 'moderate' category at 129 and 111, respectively ...

The Air Quality Index (AQI) had improved to the 'poor' category ... on Monday morning with several areas seeing AQI between ...