Overview
Billings City substation, operated by Northwestern Energy in Billings, Montana, is a 100 kV electrical infrastructure facility supporting regional grid stability.
Billings City is a substation located in Billings, Montana, United States, operated by Northwestern Energy. The facility operates at 100 kV, placing it in the medium-voltage range typical for distribution and sub-transmission substations serving urban and industrial areas. As part of the U.S. electrical grid, this substation operates under North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) regulations. Northwestern Energy, the owner and operator, is a regulated utility serving Montana, South Dakota, Nebraska, and Wyoming, ensuring compliance with regional transmission organization requirements. The substation plays a key role in distributing power to Billings, the largest city in Montana, supporting residential, commercial, and industrial loads. Its 100 kV voltage level indicates it likely connects to higher-voltage transmission lines and steps down power for local distribution, contributing to grid resilience in the region.
Environmental context
Located in the semi-arid climate of eastern Montana, the substation's operation is influenced by seasonal temperature extremes and occasional severe weather, which can affect grid reliability. The facility's urban setting in Billings means it supports a concentrated load center, with potential environmental considerations related to electromagnetic fields and land use. Its voltage level and age of switchgear are typical for mid-century infrastructure, with ongoing maintenance ensuring compliance with environmental regulations.
Frequently asked questions
The Billings City substation is located in Billings, Montana, United States, at coordinates 45.781654, -108.500779.
The Billings City substation is owned and operated by Northwestern Energy, a regulated utility serving parts of Montana, South Dakota, Nebraska, and Wyoming.
The Billings City substation operates at 100 kV (100,000 volts), which is a medium-voltage level commonly used for sub-transmission and distribution in urban areas.
Substations in the United States must comply with NERC reliability standards for grid stability and FERC regulations for interstate electricity transmission. Facilities like Billings City also adhere to local utility requirements and regional transmission organization rules.
A 100 kV substation typically steps down voltage from higher transmission lines (e.g., 230 kV or 500 kV) for distribution to local networks, serving residential, commercial, and industrial customers. It also provides switching and protection functions to maintain grid reliability.