Approval and Promulgation of State Implementation Plans; State of North
Dakota; Interstate Transport of Pollution for the 2006 PM2.5 [FR DOC# 2013-
18038] SUMMARY: EPA is approving portions of a State Implementation Plan
(SIP) submission from the State of North Dakota which demonstrates that its
SIP meets certain interstate transport requirements of the Clean Air Act
(“Act” or “CAA”) for the 2006 fine particulate matter
(“PM<INF>2.5</INF>”) National Ambient Air Quality Standards (“NAAQS”).
Specifically, EPA is approving the portion of the North Dakota SIP
submission that addresses the CAA requirement prohibiting emissions from
North Dakota sources from significantly contributing to nonattainment of the
2006 PM<INF>2.5</INF> NAAQS in any other state or interfering with
maintenance of the 2006 PM<INF>2.5</INF> NAAQS by any other state.