Subcommittee on Clean Air, Climate Change, and Nuclear Safety EPA’s Proposed Revisions to the Particulate Matter Air Quality Standards July 13, 2006 09:30 AM SD-106 SD-106 Dirksen Senate Office Building Bebe Heiskell Commissioner, Walker County, Georgia Related Files 07-13-06 Heiskell Testimony - 071306Heiskell_Testimony.pdf (22.9 KBs) Return to Hearing Permalink: https://www.epw.senate.gov/public/index.cfm/2006/7/subcommittee-on-clean-air-climate-change-and-nuclear-safetyepas-proposed-revisions-to-the-particulate-matter-air-quality-standards