"Emissions from battery recycler Exide pose a 'chronic hazard' to more than 250,000 people in surrounding areas, air district officials say. Risks include neurological changes in children."

"A theoretical 9.1 quake off Alaska could flood Long Beach and parts of O.C., and force 750,000 to evacuate."

"The U.S. 9th Circuit Court of Appeals deals a blow to a years-long effort by Drakes Bay Oyster Co. to extend its lease in Point Reyes National Seashore."

"Firefighters in California gained ground on Monday against a massive wildfire burning part of Yosemite National Park, although complete containment may be weeks away, officials said."

"The largest wildfire in the United States continued its destructive march through the Sierra Nevada on Tuesday, pushing further into Yosemite National Park and for the first time burning nearly to the edge of Hetch Hetchy Reservoir, the linchpin of the water supply for 2.6 million Bay Area residents from San Francisco to Silicon Valley."

"TUOLUMNE CITY, Calif. -- Crews were finally gaining ground by late Monday on a massive wildfire burning near Yosemite National Park as officials also expressed optimism that no water or power disruptions would come from the blaze burning along the shores of the main reservoir that supplies San Francisco."

"The blaze, now 134,000 acres, pushes into Yosemite National Park. Each day, what it does depends on the wind."

"California public health officials suggest limiting hexavalent chromium in drinking water to 10 parts per billion. Environmentalists say that's not nearly strict enough."