Overview
East Terre Haute Substation is an operational electrical substation in Indiana, United States, owned and operated by Duke Energy. It operates at 138 kV, serving as a key node in the regional transmission grid.
East Terre Haute Substation is an operational electrical substation located in Indiana, United States. Owned and operated by Duke Energy, this facility plays a critical role in the regional power transmission network, stepping down high-voltage electricity for distribution to local communities and industries. The substation operates at a voltage of 138 kV, which is a common transmission-level voltage in the United States. As part of Duke Energy's extensive grid infrastructure, it is subject to reliability standards set by the North American Electric Reliability Corporation (NERC) and regulated by the Federal Energy Regulatory Commission (FERC). The facility likely employs modern switchgear and automation systems to ensure stable and efficient power flow. Located in the Terre Haute area, this substation supports the electrical needs of residential, commercial, and industrial customers in west-central Indiana. Its strategic position within the grid enhances system resilience and helps integrate local generation sources. The substation's operational status underscores its ongoing contribution to regional energy security.
Environmental context
The substation is situated in a mixed urban and rural landscape near Terre Haute, Indiana. Its operation involves electromagnetic fields and potential impacts on local wildlife, though modern substations are designed to minimize ecological disruption. The facility's 138 kV voltage level indicates it is part of the transmission network, which can have visual and land-use implications. Duke Energy follows environmental regulations to mitigate any adverse effects on surrounding habitats.
Frequently asked questions
East Terre Haute Substation is located in Indiana, United States, near the city of Terre Haute. Its approximate coordinates are 39.433128, -87.337878.
East Terre Haute Substation operates at 138 kV (138,000 volts), which is a standard transmission voltage in the US electrical grid.
The substation is owned and operated by Duke Energy, one of the largest electric power holding companies in the United States.
As part of the US transmission grid, East Terre Haute Substation must comply with NERC reliability standards and FERC regulations. It also follows industry standards like IEEE and ISO/IEC 61850 for substation automation.
A 138 kV substation steps down high-voltage electricity from transmission lines to lower voltages for distribution to homes and businesses. It also provides switching and protection functions to maintain grid stability.