Current regulations for controlling particulate matter (PM) have resulted from decades of research and have transformed over the years as methods of gathering data have improved. The first standards ...

See Report 19-P-0251. OIG states that it conducted an audit to determine the effectiveness of EPA oversight in assuring “that emission stack tests are conducted in accordance with EPA regulation, ...

The EPA recently announced stronger standards for fine particulate matter, described as reducing pollution by airborne "soot." However, an examination of its supporting documentation reveals a lack of ...

Declaring that current standards are no longer sufficient to protect public health, the Environmental Protection Agency has proposed strengthening federal rules for one of the world’s most dangerous ...

The Environmental Protection Agency released the final version of a much-anticipated rule on Wednesday that tightens restrictions on fine particulate matter — one of the most pervasive and dangerous ...

Environmental Protection Agency (EPA) on Friday proposed tighter particulate matter/soot regulations, citing health concerns that the fine particles penetrate deep into the lungs and can result in ...

The Clean Air Act requires air-quality standards that are “requisite to protect the public health” with an “adequate margin of safety.” Such standards “shall accurately reflect the latest scientific ...

WASHINGTON — Houston's sprawling refining and petrochemical complex could soon be facing greater restrictions on air pollution, as the Biden administration seeks to reduce the concentration of fine ...

Late last week, the Environmental Protection Agency proposed tighter limits to one of the country’s most dangerous air pollutants: fine particulate matter, or soot. But while the long-awaited move ...