Overview
PG&E I-474 L-002 MP 122.14-158 ILI PIGGING (LOCATION I) is a gas pipeline pigging facility in Tracy, California, operated by Pacific Gas and Electric Company. It supports pipeline integrity management through in-line inspection (ILI) activities.
PG&E I-474 L-002 MP 122.14-158 ILI PIGGING (LOCATION I) is a gas pipeline facility located in Tracy, San Joaquin County, California. This site is part of Pacific Gas and Electric Company's natural gas transmission system, specifically designed for in-line inspection (ILI) pigging operations. The facility serves a segment of pipeline spanning from milepost 122.14 to 158, enabling maintenance and integrity assessments. The facility operates under the regulatory oversight of the Pipeline and Hazardous Materials Safety Administration (PHMSA) and complies with 49 CFR Part 192 for gas pipelines. As a pigging location, it allows for the insertion and retrieval of inspection tools that assess pipeline condition, including wall thickness and corrosion. This infrastructure is typical of modern gas transmission systems in the United States, where proactive integrity management is mandated. This pigging location plays a critical role in ensuring the safe and reliable transport of natural gas through PG&E's network in California. By facilitating regular inspections, it helps prevent leaks and ruptures, protecting nearby communities and the environment. The facility supports the broader energy infrastructure serving the San Joaquin Valley and the Bay Area.
Environmental context
The facility is situated in an agricultural and suburban area near Tracy, California, with proximity to waterways and populated zones. Pipeline pigging operations reduce the risk of leaks, which is crucial for protecting local soil and water resources. The region's Mediterranean climate and seismic activity necessitate robust pipeline integrity programs to prevent environmental incidents.
Frequently asked questions
The facility is located at 14950 W Schulte Rd, Tracy, California 95377, in San Joaquin County, United States.
A pipeline pigging facility allows for the insertion and retrieval of inspection tools called pigs, which assess pipeline integrity by measuring wall thickness, detecting corrosion, and cleaning the interior. This is essential for preventive maintenance and regulatory compliance.
The facility is part of Pacific Gas and Electric Company's (PG&E) natural gas transmission system. PG&E is a major utility serving northern and central California.
Gas pipeline facilities in the U.S. are regulated by PHMSA under 49 CFR Part 192, which includes requirements for integrity management, inspection intervals, and pigging operations to ensure pipeline safety.
Regular pigging inspections help detect and prevent leaks, reducing the risk of natural gas releases that can harm air quality and contribute to greenhouse gas emissions. This proactive maintenance protects nearby communities and ecosystems.
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