Environmental Protection Agency July 29, 2010 – Federal Register Recent Federal Regulation Documents

Second Draft Document Related to the Review of the National Ambient Air Quality Standards for Particulate Matter
Document Number: 2010-18646
Type: Notice
Date: 2010-07-29
Agency: Environmental Protection Agency
The EPA is announcing an extension of the public comment period for one chapter of the draft assessment document titled, Policy Assessment for the Review of the Particulate Matter National Ambient Air Quality StandardsSecond External Review Draft. The EPA is extending the comment period for chapter 4Review of the Secondary Standards for Visibility-Related Effects. This chapter is based on the Particulate Matter Urban-Focused Visibility Assessment (UFVA) which was finalized later than originally anticipated. As a result, the Agency is extending the comment period by two weeks to provide stakeholders and the public with adequate time to conduct appropriate analysis and prepare meaningful comments on chapter 4 of the second draft Policy Assessment. The original comment period was to end on August 16, 2010. The extended comment period for chapter 4 will now close on August 30, 2010.
Approval and Promulgation of Implementation Plans and Designation of Areas for Air Quality Planning Purposes; State of Nevada; Redesignation of Las Vegas Valley to Attainment for the Carbon Monoxide Standard
Document Number: 2010-18645
Type: Proposed Rule
Date: 2010-07-29
Agency: Environmental Protection Agency
EPA is proposing to approve the State of Nevada's request to redesignate to attainment the Las Vegas Valley nonattainment area for the carbon monoxide national ambient air quality standard. EPA is also proposing to approve the carbon monoxide maintenance plan and motor vehicle emissions budgets for the area, as well as certain additional revisions to the Nevada State implementation plan. These revisions include the suspension of a local wintertime cleaner burning gasoline rule, and the relaxation of a State rule governing wintertime gasoline in Clark County. EPA's proposed approval is contingent upon receipt of a supplemental submittal from the State of Nevada containing a commitment to reinstate the existing vapor pressure limit in the State wintertime gasoline rule, if necessary, and thereby to implement the related contingency measure in the maintenance plan.
Approval and Promulgation of Implementation Plans; Albuquerque/Bernalillo County, NM; Interstate Transport of Pollution
Document Number: 2010-18560
Type: Proposed Rule
Date: 2010-07-29
Agency: Environmental Protection Agency
The EPA is proposing to approve a revision to the Albuquerque/ Bernalillo County, New Mexico State Implementation Plan (SIP) to
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