Gevo Inc (GEVO)

[Spirazo]

EPA Publication! CLEAN AIR ACT releasing Monday! Will see BIG movement!

Air Quality State Implementation Plans; Approvals and Promulgations: South Carolina; Infrastructure Requirements for the 2008 Lead National Ambient Air Quality Standards

ENVIRONMENTAL PROTECTION AGENCY
40 CFR Part 52
[EPA-R04-OAR-2012-0852; FRL–9928-85-Region 4]

V. Proposed Action
With the exception of the PSD permitting requirements for major sources contained in section
110(a)(2)(C), prong 3 of (D)(i), and (J), EPA is proposing to approve that SC DHEC’s
infrastructure SIP submission, submitted September 20, 2011, for the 2008 Lead. EPA is
proposing to approve these portions of South Carolina’s infrastructure submission for the 2008
Lead NAAQS because this submission is consistent with section 110 of the CAA.

Attachment A:
South Carolina Certification
Clean Air Act Section 110(a)(1) and (2)
Lead Requirements

The EPA plans on lowering the primary and secondary standards to 0.15(µg/m3) from 1.5 (µg/m3)