the Bay Area Air Quality Management District said. Air quality tracker: Check real-time conditions near you High pressure is expected to act like a lid over Northern California, trapping smoke at ...

Bay Area air quality regulators handed a $5 million fine to Marathon Petroleum Corp.’s refinery in Martinez for spewing ...

has been fined the largest-ever penalty by Bay Area air quality regulators for a history ... and has worked closely with the District to make progress in reducing emissions containing trace ...