CX-036173: Grid Hardening for Disaster Prevention In Unicoi County

Erwin Utilities plans to replace four aging single-phase transformers and an accompanying regulator with one modern three-phase transformer equippe…

Office of NEPA Policy and Compliance

July 29, 2026
Estimated Read Time   min

Erwin Utilities plans to replace four aging single-phase transformers and an accompanying regulator with one modern three-phase transformer equipped with a Load Tap Changer at the utility's primary substation serving five distribution circuits, and plans to strategically clear utility right-of- way land of excess vegetation. EU plans to replace aging insulators and switches at the substation and expand the substation's control house.