US Energy Dept. needs analysis estimates that 47,300 GW-miles of new lines must be built by 2035, a 57% increase, as renewable sources expand—but study says grid investment has steadily declined since 2015.
Midcontinent Independent System Operator, operating in 15 states, will bid 18 new transmission projects to connect 56 GW of clean power and add weather hardening.
![The SunZia transmission line will deliver 3,000 MW of wind power to 2.5 million customers in the West. Credit Pattern Energy[4] copy.jpg](https://www.enr.com/ext/resources/2022/07/26/The-SunZia-transmission-line-will-deliver-3,000-MW-of-wind-power-to-2.5-million-customers-in-the-West.--Credit-Pattern-Energy%5b4%5d-copy.jpg?height=168&t=1659615957&width=275 "The SunZia transmission line will deliver 3,000 MW of wind power to 2.5 million customers in the West. Credit Pattern Energy[4] copy.jpg")
