Largest U.S. Gas Spill in 20 Years - 1.2 Million Gallons

[ProfessorGAC]

10. While I Understand Your Cynicism...

...there are custody transfers a few spots along those pipelines.
Using VERY accurate & precise meters, the supplier knows how much they put through the pipe and the recipients know exactly what they took.
Given EDI (electronic data interchange) an ERP program like SAP would catch it in a day, 2 at most. After all, somebody is losing money. In this case, using your numbers, were talking about $17-18 million!
If it was a sudden gusher, the pressure drop from measurement point to measurement point would alarm to a leak, or even interlock the booster pumps to off.
I'm going to say that, in this case, the number won't end up an order of magnitude higher than currently reported.