Overview
PGE - San Miguel Substation is a gas distribution station in San Miguel, California, serving the local natural gas grid. It operates under US PHMSA and DOT 49 CFR Part 192 regulations.
PGE - San Miguel Substation is a gas distribution station located at 14220 Power Road in San Miguel, California, within San Luis Obispo County. The facility is part of Pacific Gas and Electric's natural gas distribution network, serving residential and commercial customers in the region. It operates under the jurisdiction of the US Pipeline and Hazardous Materials Safety Administration (PHMSA) and complies with DOT 49 CFR Part 192 for pipeline safety. As a gas distribution station, the facility regulates and meters natural gas from high-pressure transmission lines to lower-pressure distribution mains. The station's infrastructure includes pressure regulators, valves, and metering equipment to ensure safe and reliable gas delivery. In California, gas distribution stations are subject to stringent state and federal safety standards, including seismic resilience requirements due to the region's earthquake risk. The San Miguel substation plays a key role in the local gas grid, supporting energy needs for the community and surrounding agricultural areas. Its operational status ensures continuous service, and its location along Power Road provides access for maintenance and emergency response. The facility contributes to the reliability of natural gas supply in San Luis Obispo County.
Environmental context
The facility is located in a rural area of San Miguel, California, with proximity to agricultural lands and residential zones. The region is seismically active, requiring gas infrastructure to incorporate earthquake-resistant design and monitoring. The station's operations involve natural gas, a fossil fuel, with potential emissions from venting or leaks, though modern equipment minimizes such releases. Local environmental considerations include air quality management and protection of nearby water resources.
Frequently asked questions
PGE - San Miguel Substation is located at 14220 Power Road, San Miguel, California 93451, in San Luis Obispo County.
It is a gas distribution station that regulates and meters natural gas from high-pressure transmission lines to lower-pressure distribution mains for local residential and commercial customers.
The substation is operated by Pacific Gas and Electric (PG&E), a major utility company serving northern and central California.
Gas distribution stations in the US are regulated by the Pipeline and Hazardous Materials Safety Administration (PHMSA) under DOT 49 CFR Part 192, which covers design, construction, operation, and maintenance standards.
California's seismic activity requires gas facilities to incorporate earthquake-resistant design, automatic shut-off valves, and regular inspections to prevent leaks and ruptures during earthquakes.
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