Sempra Energy Will Compensate 35,000 People Who Were Hurt In A 2015 Gas Leak NPRAliso Canyon gas leak: SoCalGas, Sempra reach $1.8B settlement FOX 11 Los Angeles2015 methane-gas blowout near Los Angeles leads to settlement of up to $1.8 billion MarketWatchFamilies affected by 2015 Aliso Canyon gas leak reach $1.8B settlement with SoCal Gas Co.