SIP Proposal: Kansas (infrastructure requirements for the 2015 ozone NAAQS).

SIP Proposal: Kansas (infrastructure requirements for the 2015 ozone NAAQS).

SIP Proposal: Idaho (updates to incorporate by reference federal requirements and clarify source permitting requirements).

SIP Proposal: Idaho (updates to incorporate by reference federal requirements and clarify source permitting requirements).

SIP Proposal: Idaho (updates to incorporate by reference federal requirements and clarify source permitting requirements).

SIP Proposal: Idaho (updates to incorporate by reference federal requirements and clarify source permitting requirements).

SIP Proposal: Idaho (updates to incorporate by reference federal requirements and clarify source permitting requirements).

SIP Proposal: Idaho (updates to incorporate by reference federal requirements and clarify source permitting requirements).

SIP Proposal: Idaho (updates to incorporate by reference federal requirements and clarify source permitting requirements).

EPA finalized the residual risk and technology review for NESHAPs for the major source iron and steel foundries source category and the technology review for the area source iron and steel foundries source category; the Agency also removed some exemptions for emissions standards and amended reporting requirements.