Energy & environment · 18/03/1994
EPA Proposes Approval of PM10 Implementation Plan for City of Sheridan, WY
The US Environmental Protection Agency (EPA) proposes approval of the State Implementation Plan submitted by the State of Wyoming to achieve National Ambient Air Quality Standards for particulate matter with an aerodynamic diameter less than or equal to 10 micrometers (PM10) in the City of Sheridan, Wyoming.