What we’ve learned from largest methane gas leak in the U.S.

Invisible disaster: Infrared images from the Environmental Defense Fund show a huge plume spewing from the ground.
Two years ago today, the largest U.S. methane leak was discovered. The leak in northwest Los Angeles County focused attention on the state’s aging gas wells.
Disaster snapshot
The leaky well was one of 115 wells connected to a subsurface storage reservoir in the Aliso Canyon gas field. The field has been used for natural gas storage since 1973 and is the fourth largest facilit