In an earthquake prone area I could understand this. But as an environmental issue it is silly.
The Big One is going to separate West Coast cities from the mainland long before they get rid of gas lines in metro SF and LA.
Total joke.
“In an earthquake prone area I could understand this. But as an environmental issue it is silly.”
The newer HDPE mains are more resilient in such cases. New gas services have EFV (Excessive Flow Valves) installed that shut off the flow of gas if the service line is broken such as the meter set is broken off a riser.