Devalls Bluff Substation | Arkansas Electrical Substation Operated by Entergy Arkansas

Devalls Bluff Substation is an operational electrical substation located in Devalls Bluff, Arkansas, United States. It is owned and operated by Entergy Arkansas, a major utility in the region. The substation handles primary voltage levels of 115 kV and 13.86 kV, indicating its role in both transmission and distribution within the local power grid. The substation operates under the regulatory framework of the United States, which includes reliability standards set by the North American Electric Reliability Corporation (NERC) and oversight by the Federal Energy Regulatory Commission (FERC) for transmission-level assets. As a substation in the Entergy Arkansas system, it is part of a larger network that serves residential, commercial, and industrial customers across the state. The voltage levels suggest it connects high-voltage transmission lines to lower-voltage distribution networks. Devalls Bluff Substation plays a key role in maintaining grid stability and power delivery in the rural region of eastern Arkansas. Its location near the White River and agricultural areas underscores its importance for local communities and farming operations. The substation's operational status ensures continued reliability for the surrounding area.

The substation is situated in a rural area of eastern Arkansas, characterized by flat terrain and agricultural land. The local environment includes the White River basin, which supports farming and wildlife. Substations in such settings typically have minimal direct environmental impact, though they are critical for powering irrigation and rural infrastructure. The voltage levels indicate a moderate scale of operation, with standard environmental considerations for electromagnetic fields and stormwater management.