Overview
Fourth Street Substation is an operational electrical substation in Rapid City, South Dakota, owned by Black Hills Energy. It operates at 69 kV and 12.47 kV, serving the local grid.
Fourth Street Substation is an operational electrical substation located in Rapid City, South Dakota, United States. Owned and operated by Black Hills Energy, the facility plays a key role in the regional power distribution network, stepping down transmission-level voltage for local consumption. The substation operates at dual voltage levels of 69 kV and 12.47 kV, typical for a distribution substation that connects high-voltage transmission lines to lower-voltage distribution feeders. As part of the Black Hills Energy system, it adheres to North American Electric Reliability Corporation (NERC) reliability standards and is subject to Federal Energy Regulatory Commission (FERC) oversight for interstate electricity operations. Located in the Black Hills region, the substation supports the growing energy demands of Rapid City and surrounding areas. Its strategic position within the grid ensures reliable power delivery to residential, commercial, and industrial customers, contributing to the region's economic stability and energy security.
Environmental context
The substation is situated in the Black Hills region, a forested area with diverse wildlife and recreational significance. Its operation involves electromagnetic fields and potential impacts on local habitats, though modern substations are designed to minimize ecological disruption. The facility's voltage levels and urban proximity require careful management of grid stability and safety.
Frequently asked questions
Fourth Street Substation is located in Rapid City, South Dakota, United States, at coordinates 44.083231, -103.221825.
The substation operates at 69 kV and 12.47 kV, typical for a distribution substation stepping down transmission voltage for local use.
The substation is owned by Black Hills Energy, a utility company serving customers in South Dakota and surrounding states.
As part of the US power grid, the substation must comply with NERC reliability standards and FERC regulations for interstate electricity operations.
Substations like Fourth Street are critical for voltage transformation and distribution, ensuring reliable electricity delivery from transmission lines to end users.