The mats set standards for all hazardous air pollutants haps emitted by coal and oil fired egus with a capacity of 25 megawatts or greater.
Epa mats standards.
The rule in question known as the mercury and air toxics standards mats targets a powerful neurotoxin that can affect the iq and motor skills of children even in utero.
2012 mercury and air toxics standards mats.
May 22 2020 epa published a final revised supplemental cost finding for mats and the clean air act required risk and technology review.
These are called national emission standards for hazardous air pollutants neshap also known as maximum achievable control technology mact standards.