Ten days after the refinery fire in Martinez, the Contra Costa Health says that cancer-causing chemicals were among the chemicals involved.

An explosive fire that ignited at a Martinez oil refinery and triggered shelter-in-place warnings spewed cancer-causing ...

Contra Costa County Health Officer Dr. Ori Tzvieli on Tuesday revealed how fortunate the Martinez community was on Feb. 1, ...

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

The Martinez Refining Company’s latest fire emitted chemicals and combustion byproducts that can cause cancer as well as heart and lung disease, according to Contra Consta Health ...

The 10 percent tariff the president said he might impose in March could cause U.S. refineries to cut production and lead to ...