Crews work last December to stop a leak at a relief well at the Aliso Canyon natural gas storage facility above the Porter Ranch area of Los Angeles.
Crews work last December to stop a leak at a relief well at the Aliso Canyon natural gas storage facility above the Porter Ranch area of Los Angeles. Dean Musgrove Associated Press file
Crews work last December to stop a leak at a relief well at the Aliso Canyon natural gas storage facility above the Porter Ranch area of Los Angeles. Dean Musgrove Associated Press file