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Seattle's smog levels violate federal limits
Continue to the storyHeavy traffic and hot weather pushed the Seattle area over the legal limit for smog this weekend, violating the federal Clean Air Act for the first time in more than a decade. The infraction saddles local officials with the responsibility of drafting a new plan to improve air quality, which could include tougher rules for car and industrial emissions. But the Puget Sound region won't face any consequences until at least 2010.