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In partnership with the Air District, Contra Costa County Board of Supervisors Chair John Gioia sent a letter Friday, June 2, to the U.S. Department of Justice requesting at least 40 percent of the penalty against Tesoro Refining & Marketing Company be used for local health initiatives.

Learn about the Air District's development process for Regulation 13, Rule 2, which would reduce emissions of methane and volatile organic compounds from organic material handling in the Bay Area.

On May 2, the Air District is launching the 2016 Spare the Air season, which focuses on reducing ozone, or smog-forming pollution during the warmer summer months. The Spare the Air program encourages Bay Area residents to reduce air pollution every day by rethinking their commute and avoiding driving alone.

View letters sent to local cities and counties by the Air District commenting on a project's air quality analysis.