89 FR 26620
EPA proposed to revise the existing secondary sulfur dioxide NAAQS, to retain the existing secondary standards for nitrogen oxides and particulate matter, and to revise the data handling requirements for the proposed secondary sulfur oxide NAAQS.
89 FR 26115
SIP Proposal: Ohio (particulate matter rules).
89 FR 25810
SIP Approval: Virginia (second maintenance plan for the 1997 eight-hour ozone NAAQS in the Fredericksburg area).
89 FR 25841
SIP Proposal: New Jersey (partial approval and partial disapproval of revisions to 2015 ozone infrastructure requirements).
89 FR 25838
SIP Proposal: Georgia (removal of requirement for enhanced Stage I gasoline vapor recovery systems at existing gasoline dispensing facilities in Catoosa, Richmond, and Walker Counties).
89 FR 25849
SIP Proposal: North Carolina (revision to approved motor vehicle emissions budgets).
89 FR 25555
SIP Proposal: Kentucky (updates to geographical boundary description and attainment status designation for the Henderson-Webster nonattainment area for the 2010 sulfur dioxide primary NAAQS).