Citation

87 FR 2731

Multiple canonical documents share this first-page citation.

Air Plan Approval; Indiana, Ohio; Definition of Chemical Process Plants Under State Prevention of Significant Deterioration Regulations and Operating Permit Programs Wednesday, January 19, 2022 87 FR 2731
Air Plan Approval; Wisconsin; Wisconsin Nonattainment New Source Review Certification for the 2015 Ozone NAAQS Wednesday, January 19, 2022 87 FR 2731