EPA Begins Rulemaking Process to Address Lead in Aviation Gasoline

On April 28, 2010, the U.S. Environmental Protection Agency (“EPA”) published an Advance Notice of Proposed Rulemaking (“ANPR”) regarding lead emissions from piston-engine aircraft using leaded aviation gasoline. 75 Fed. Reg. 22,440 (Apr. 28, 2010). At this point, EPA is not proposing to regulate the use of leaded fuel, but is seeking comment on the data available for evaluating lead emissions, ambient concentrations, and potential exposure to lead from the use of leaded aviation gasoline. The ANPR also requests comment on approaches for phasing-down or eliminating leaded aviation gasoline. EPA will accept public comment on the ANPR through June 28, 2010.

Leaded aviation gasoline is used in general aviation aircraft with piston engines, which are typically used for instructional fl...