On Dec. 5, 2007, the United States Environmental Protection Agency released an advance notice of proposed rulemaking concerning future revisions to the National Ambient Air Quality Standards (NAAQS) for lead. The EPA is seeking broad public input on the policy options under consideration as part of the lead NAAQS review. A proposal regarding the lead standards is expected by May 1, 2008.

Download advance notice of proposed rulemaking (PDF:641KB).