Despite Burden, California Backs EPA’s PM Plan But Seeks Tougher Rules

January 9, 2023
Despite the daunting compliance challenge California is expected to face from EPA’s plan to strengthen fine particle (PM2.5) limits, state officials are welcoming the agency’s proposal and even asking for stronger standards, though they are also pressing for stronger state and federal controls on mobile sources such as trucks and ships. The California Air Resources Board (CARB) in a Jan. 6 statement says EPA should consider going even further than Administrator Michael Regan has proposed so far, by tightening the...

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