Overview
PG&E - Alhambra Substation is a gas distribution station in Martinez, California, serving the Contra Costa County area. It is part of Pacific Gas and Electric's natural gas network.
PG&E - Alhambra Substation is a gas distribution station located at 4051 Alhambra Avenue in Martinez, California. This facility is part of Pacific Gas and Electric's extensive natural gas infrastructure, which serves millions of customers across Northern California. The substation plays a key role in regulating and distributing natural gas to residential, commercial, and industrial users in the Contra Costa County region. As a gas distribution station, the Alhambra Substation operates under the regulatory framework of the U.S. Department of Transportation's Pipeline and Hazardous Materials Safety Administration (PHMSA) and complies with 49 CFR Part 192 for gas pipeline safety. The facility is part of a network that includes transmission pipelines, distribution mains, and service lines, with typical operating pressures ranging from low to medium pressure for safe delivery to end users. The Alhambra Substation contributes to the reliability of natural gas supply in the East Bay area, supporting local energy needs and economic activity. Its location in a suburban setting near residential and commercial areas underscores the importance of robust safety and maintenance protocols to ensure community protection and uninterrupted service.
Environmental context
The facility is situated in a suburban area of Martinez, California, near residential neighborhoods and commercial zones. The region is subject to seismic activity due to proximity to the San Andreas Fault system, which poses a risk to gas infrastructure. Climate hazards include wildfire risk in dry seasons, which can affect pipeline integrity. The facility's design and operations incorporate safety measures to mitigate these environmental risks.
Frequently asked questions
PG&E - Alhambra Substation is located at 4051 Alhambra Avenue in Martinez, California, in Contra Costa County.
It is a gas distribution station that regulates and distributes natural gas from transmission pipelines to local distribution networks serving residential, commercial, and industrial customers in the Martinez area.
The substation is operated by Pacific Gas and Electric Company (PG&E), a major utility providing natural gas and electricity in Northern California.
Gas distribution stations in the US are regulated by PHMSA under 49 CFR Part 192, which covers pipeline design, construction, operation, and maintenance to ensure safety and integrity.
PG&E follows PHMSA regulations and implements leak detection, corrosion control, pressure management, and emergency response plans. Regular inspections and maintenance are conducted to mitigate risks from seismic activity and other hazards.
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