Texplainer: Why Does Texas Have Its Own Power Grid? - Laredo Morning Times
This story was originally published in 2011. Why does Texas have its own electric grid? Texas' secessionist inclinations have at least one modern outlet: the electric grid. There are three grids in the Lower 48 states: the Eastern Interconnection, the Western Interconnection — and Texas. The Texas grid is called ERCOT, and it is run by an agency of the same name — the Electric Reliability Council of Texas. ERCOT does not actually cover all of Texas. El Paso is on another grid, as is the upper Panhandle and a chunk of East Texas. This presumably has to do with the history of various utilit...