Overview
Zion Hill Substation is an operational electrical substation in Arkansas, United States, owned and operated by First Electric Cooperative. It operates at a voltage of 115 kV, serving the local grid.
Zion Hill Substation is an operational electrical substation located in Arkansas, United States. Owned and operated by First Electric Cooperative, it is a key node in the regional power distribution network. The substation operates at a voltage of 115 kV, which is typical for sub-transmission and distribution-level infrastructure in the United States. As a substation, Zion Hill facilitates voltage transformation and switching functions to ensure reliable electricity delivery to residential, commercial, and industrial customers. The facility is part of the broader electrical infrastructure that adheres to North American Electric Reliability Corporation (NERC) reliability standards and is subject to Federal Energy Regulatory Commission (FERC) oversight for transmission-level assets. The 115 kV voltage class is common for regional distribution systems, connecting higher-voltage transmission lines to local distribution networks. The substation plays a critical role in maintaining grid stability and power quality for the surrounding area. Its operational status ensures continuous service to the community, supporting economic activities and daily life. The facility's location in Arkansas places it within a region that experiences diverse weather conditions, including thunderstorms and occasional ice storms, which can impact grid operations. First Electric Cooperative's management ensures compliance with industry standards and local regulatory requirements.
Environmental context
The substation is situated in a rural area of Arkansas, where the surrounding environment includes agricultural land and scattered woodlands. The 115 kV infrastructure is designed to minimize environmental footprint through compact design and use of insulated conductors. The facility's operation is subject to environmental regulations concerning electromagnetic fields and noise, with typical mitigation measures such as landscaping and equipment enclosures. The local climate, with hot summers and mild winters, influences maintenance schedules and vegetation management around the substation to prevent outages.
Frequently asked questions
Zion Hill Substation is located in Arkansas, United States, near coordinates 34.973933, -92.139690. It is owned and operated by First Electric Cooperative.
Zion Hill Substation operates at a voltage of 115,000 volts (115 kV), which is typical for sub-transmission and distribution-level substations in the United States.
Zion Hill Substation is owned and operated by First Electric Cooperative, a member-owned utility serving parts of Arkansas.
Substations in the United States must comply with NERC reliability standards for grid stability and FERC regulations for transmission-level assets. Local utilities also follow state-level public utility commission rules.
A 115 kV substation steps down high-voltage transmission power to lower voltages for distribution to homes and businesses. It also provides switching and protection functions to isolate faults and maintain grid reliability.