Citation

84 FR 1610

Canonical document for this Federal Register citation.

Approval and Promulgation of Implementation Plans; North Dakota; Revisions to Infrastructure Requirements for All National Ambient Air Quality Standards; Carbon Monoxide (CO); Lead (Pb); Nitrogen Dioxide (NO2); Ozone (O3); Particle Pollution (PM2.5, PM10); Sulfur Dioxide (SO2); Recodification Tuesday, February 5, 2019 84 FR 1610