https://www.nytimes.com/2017/09/22/us/hurricane-maria-puerto-rico-power.html...
While few places could withstand a Category 4 hurricane without extensive damage to power grids, Puerto Rico’s government-owned power company was particularly vulnerable because of a history of neglect, mismanagement, out-of-control debt and decrepit infrastructure, experts said. A monopoly by the Puerto Rico Electric Power Authority, or Prepa, was reviled by island residents long before Hurricane Maria shut it down.
“Our plants look like the cars in Cuba,” said Eduardo Bhatia, a Puerto Rican senator. They could produce power before the hurricane, but not efficiently and not cheaply.
Even though Hurricane Irma spared Puerto Rico, brushing it lightly as it whirled west two weeks ago, almost 70 percent of the island lost power. Some residents were still waiting for electricity when Hurricane Maria hit the island....