EPA Eyes Data Drive To Eventually Strengthen Power Plant Mercury Rule

September 8, 2021
EPA’s imminent proposal restoring the prerequisite legal finding that it is “appropriate and necessary” (A&N) to regulate air toxics emissions from power plants is expected to include an information-gathering drive to facilitate a possible future tightening of its landmark mercury and air toxics standards (MATS), sources say. While EPA is widely expected to reverse a Trump-era rule that scrapped the underlying A&N finding, and reinstate it bolstered by new information on costs and benefits, the MATS rule’s long-term future is...

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