Kammala jumla mai zuwa: Rushewar iskar gas ta Aliso Canyon (wanda kuma ake kira Porter Ranch gas leak da Porter Ranch gas blowout) babban kwararar iskar gas ne a tsaunukan Santa Susana kusa da Porter Ranch, Los Angeles, California. Ma'aikatan SoCalGas sun gano a ranar 23 ga Oktoba, 2015, gas yana fitowa daga rijiyar da ke cikin cibiyar ajiya ta karkashin kasa ta Aliso Canyon. Wannan na biyu mafi girma ajiya gas makamancinsa a Amurka nasa ne da Southern California Gas Company, a reshe na Sempra Energy. A ranar 6 ga Janairu, 2016, Gwamna Jerry Brown ya ba da sanarwar gaggawa. An ce gurbin iskar gas na Aliso ya fi girma fiye da
"Deepwater Horizon" ya zube a cikin Gulf of Mexico. A ranar 11 ga Fabrairu, 2016, kamfanin gas ya ba da rahoton cewa yana da kwararar da ke ƙarƙashin iko. A ranar 18 ga Fabrairun 2016, jami'an jihar sun sanar da cewa an toshe kwararar har abada.