Regulation & law · 16/10/2017

EPA Approves West Virginia's Air Quality Implementation Plan Update

The Environmental Protection Agency (EPA) has approved a revision to West Virginia's State Implementation Plan (SIP) to update the effective date of incorporating national ambient air quality standards (NAAQS) and additional monitoring methods, including fine particulate matter (PM 2.5), carbon monoxide (CO), and course particulate matter (PM 10), and revise the ozone monitoring season.