Dhaka’s air quality showed signs of improvement Thursday morning, due to overnight rainfall across the capital.  With an Air ...

The EPA's Air Quality Index can tell you whether breathing outside air can be harmful. Here's how to read the scale to plan ...

ALBANY — Central New Yorkers can breathe a little easier today — following a moderate Air Quality Index rating for Wednesday, ...

Delhi witnessed fresh spells of rain on Monday evening. While the heavy downpour accompanied by gusty winds brought down ...

The Illinois EPA declared an Air Pollution Action Day in the Chicago metro area. See today's air quality index forecast for Illinois.

The air quality index in Aspen was expected to stay at moderate levels throughout Wednesday and part of Thursday, thanks in part to thunderstorms blowing smoke erratically from the fires burning in ...

An air quality alert was issued by the National Weather Service in Milwaukee-Sullivan at 9:26 a.m. on Wednesday, July 16.

From 8.30 am on Monday to 8.30 am on Tuesday, different parts of Delhi recorded varying amounts of rainfall, with 10.2 mm at ...

The Air Quality Index (AQI) is a national system developed by the U.S. Environmental Protection Agency (EPA) to translate various air pollutant concentrations into a single, easy-to-understand number.

Wildfire season is upon us once again, and smoke is reducing air quality through swaths of the country. Environment Canada ...

Wildfire season is upon us, and smoke is reducing air quality through swaths of the country. Environment Canada suggests ...

Canadian wildfire smoke will impact all of Wisconsin throughout the weekend. The air quality index is expected to reach the ...