The move will give state regulators more time to develop a plan to improve air quality in metro Denver and the region, and to ...

Given aggravated PM2.5 and ozone pollution, air quality in western Taiwan is forecast to be mostly on “orange alert” from ...

The U.S. Environmental Protection Agency will soon decide whether to escalate the Phoenix area's air pollution status, a choice that could have big ramifications for public health and the local ...

CHARLOTTE — CleanAIRE NC, a non-profit organization in North Carolina, has filed a lawsuit due to federal funding freezes ...

The haze over Florida from Canadian wildfires may not look dangerous, but it can cause severe reactions in some people.

LINCOLN, Neb. (KOLN) - Smoke from controlled burning across the southern and central U.S. Great Plains may cause the air quality to fluctuate in Lancaster County. The Lincoln-Lancaster County ...

Air Quality Alerts are typically issued when pollutants ... pollution in the air from "windblown dust." According to the EPA, an AQI reading above 100 can be harmful, especially to people with ...

EPA declares an Air Quality Alert day whenever Air Quality Index levels of ozone or particulate pollution exceed 100. When the Air Quality Index is between 101 and 150, EPA considers the air to be ...

PM2.5 is expected to be in the red range, which triggers an Air Quality Alert.” EPA recommends people who belong to a sensitive health groups stay home and limit their exposure outdoors if all ...

President Richard Nixon set a clear mission for the EPA when he created the agency in 1970: Establish and enforce standards for air and water quality, monitor the condition ... “We are advising ...

Ozone is one of the six air pollutants named in the Clean Air Act, a long-standing federal air quality law meant to reduce pollution in the U.S. The EPA works with states and ... you can sign up to ...