It is (once again) a very good day to own power generation assets in PJM Interconnection. For system planners, policymakers and ratepayers, the latest news is more sobering. PJM on Dec. 17 announced ...

Chicago is no stranger to summer heat, but this year the region has already faced two waves of soaring temperatures and dangerous heat indices. Thankfully, fans and air conditioners in homes, offices ...

PJM Interconnection, the nonprofit that manages the country’s largest electricity grid region, is barely known by the general public and almost never mentioned by elected officials—except when ...

A little-known organization called PJM Interconnection directs the flow of electricity. Here’s how its actions can impact your bills. File: A view inside the control room at PJM Interconnection, which ...