Los Angeles TimesGas leak at Porter Ranch well is stopped -- at least temporarilyLos Angeles TimesSince the leak began Oct. 23 near Porter Ranch, it has sent about 80,000 metric tons of gas, mostly methane, into the atmosphere. Since the leak began Oct. 23 near Porter Ranch, it has sent about 80,000 metric tons of gas, mostly methane, into the ...Sempra Gains Control of Gas Leak From Well in CaliforniaBloombergCalifornia utility 'temporarily controls' leaking gas flowReutersMassive gas leak at LA suburb plugged after 16 weeks, utility saysCBS NewsNatural Gas Intelligence -PR Newswire (press release) -MSNBCall 101 news articles »