Overview
Pacific Gas & Electric Company - Line 114/SP4Z Retirement - SJ River Levee is a gas distribution station in Rio Vista, California. It supports natural gas delivery in Solano County under PHMSA and DOT 49 CFR Part 192 regulations.
Pacific Gas & Electric Company - Line 114/SP4Z Retirement - SJ River Levee is a gas distribution station located in Rio Vista, California, within Solano County. The facility is part of PG&E's natural gas distribution network, serving the Sacramento-San Joaquin River Delta region. As a distribution station, it regulates and meters gas flow from transmission lines to local utilities. The facility operates under the U.S. Pipeline and Hazardous Materials Safety Administration (PHMSA) regulations and DOT 49 CFR Part 192, which govern pipeline safety, design, and maintenance. The station's proximity to the San Joaquin River levee introduces considerations for flood risk and erosion control. Typical gas distribution stations in California handle pressures up to 60 psig and serve residential, commercial, and industrial customers. This station plays a role in maintaining reliable gas service for Rio Vista and surrounding communities. Its location near the river levee requires ongoing monitoring to ensure infrastructure integrity. The facility contributes to the regional energy grid, supporting heating, power generation, and industrial processes in Solano County.
Environmental context
The station is situated near the San Joaquin River levee, an area subject to flood risks and seismic activity from nearby fault lines. The levee system protects against inundation, but aging infrastructure and climate change increase hazard exposure. Gas distribution facilities in such zones require robust corrosion protection and leak detection to prevent environmental releases.
Frequently asked questions
The station is located in Rio Vista, California, near the San Joaquin River levee in Solano County.
It regulates and meters natural gas from transmission lines to local distribution networks, serving residential, commercial, and industrial customers in the Rio Vista area.
The facility operates under PHMSA pipeline safety regulations and DOT 49 CFR Part 192, which cover design, construction, operation, and maintenance of gas pipelines.
Risks include flood damage, erosion, and seismic activity. Operators must implement corrosion protection, leak detection, and emergency response plans to mitigate these hazards.
PG&E follows PHMSA-mandated integrity management programs, including regular inspections, pressure testing, and cathodic protection monitoring to prevent leaks and failures.
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