And then the lights went out. Again.
The loss of electrical power in Puerto Rico and the US Virgin Islands after Hurricane Maria churned across the islands in September 2017 was already the second-biggest blackout in the history of power on Earth—3.4 billion lost customer-hours. But in recent weeks, various agencies were touting their success in restoring Puerto Rico’s flattened grid. The numbers were encouraging; the US Department of Energy, working from data from the Puerto Rican power authority Prepa, said 95.8 percent of customers had power and all 78 municipalities had at least some electricity. (That still left 62,000 people in the dark.)
On Wednesday, pop went the bubble. According to the New York Times, a contractor working to repair the grid took a bulldozer too close to a 230-kV connection from a generation facility in Aguirre. And that was it. Prepa