Overview
Lookout Substation is an operational electrical substation in South Dakota, United States, owned and operated by Black Hills Energy. It operates at 230 kV and 69 kV voltage levels.
Lookout Substation is an operational electrical substation located in South Dakota, United States. Owned and operated by Black Hills Energy, the facility plays a key role in the regional power grid by stepping down transmission voltages for local distribution. The substation operates at two voltage levels: 230 kV (transmission) and 69 kV (sub-transmission). This dual-voltage configuration is typical for substations that serve as interconnection points between high-voltage transmission lines and lower-voltage distribution networks. As part of the Black Hills Energy system, the facility adheres to North American Electric Reliability Corporation (NERC) reliability standards and is subject to Federal Energy Regulatory Commission (FERC) oversight for interstate power transactions. Located in a rural area of South Dakota, Lookout Substation supports the electrical infrastructure for surrounding communities and industrial customers. Its operational status ensures grid stability and power delivery in a region where extreme weather events can pose challenges to energy infrastructure. The facility's role in voltage regulation and load balancing is critical for maintaining reliable electricity service.
Environmental context
The substation is situated in a rural area of South Dakota, characterized by a continental climate with cold winters and hot summers. The surrounding landscape includes grasslands and agricultural fields. Electrical infrastructure in such regions must be designed to withstand temperature extremes and occasional severe storms. The substation's voltage levels indicate its importance for both long-distance transmission and local distribution, with potential environmental considerations related to electromagnetic fields and land use.
Frequently asked questions
Lookout Substation is located in South Dakota, United States, at coordinates 44.536796, -103.852257. It is owned and operated by Black Hills Energy.
Lookout Substation operates at two voltage levels: 230 kV for transmission and 69 kV for sub-transmission, allowing it to interconnect high-voltage lines with lower-voltage distribution networks.
Lookout Substation is owned and operated by Black Hills Energy, a utility company serving customers in the region.
As part of the US electrical grid, Lookout Substation must comply with NERC reliability standards for grid stability and FERC regulations for interstate power transmission.
Substations like Lookout step down high transmission voltages to lower distribution voltages, regulate voltage levels, and provide switching capabilities to ensure reliable electricity delivery to homes and businesses.