The Merrimack Valley, ravaged by dozens of natural gas explosions Thursday, is served by some of the nation's oldest and most leak-prone pipes.
USA TODAY, The Clarion-Ledger
Fri, 09/14/2018 - 9:36am
The Merrimack Valley, ravaged by dozens of natural gas explosions Thursday, is served by some of the nation's oldest and most leak-prone pipes.