Mealey's (April 21, 2022, 8:26 AM EDT) -- SAN FRANCISCO — In an April 13 unpublished ruling, the Ninth Circuit U.S. Court of Appeals said the Environmental Protection Agency satisfied, in part, the three-part test for evaluating the permissibility of aggregate commitment when it approved a 2018 plan submitted by California to meet the 2006 24-hour particulate matter (PM) 2.5 national ambient air quality standards (NAAQS) in the San Joaquin Valley....