Contra Costa County says a range of harmful chemicals were released, including some that pose risks for cancer and ...

More than 24 hours a large fire broke out at the Martinez Refining Company, Contra Costa health officials continue to urge ...

Fighting around Sudan ‘s largest oil refinery set the sprawling complex ablaze, satellite data analyzed by The Associated Press on Saturday shows, sending thick, black smoke over the country’s ...

MARTINEZ — A leak led to an explosion and massive fire at a refinery with a history of issues Saturday, prompting a shelter-in-place for much of Saturday evening after black smoke spread across ...