Overview
Transwestern Pipeline - Flagstaff Lateral Station is a natural gas pipeline facility located 2 miles west of Flagstaff, Arizona. It operates under PHMSA and DOT 49 CFR Part 192 regulations.
Transwestern Pipeline - Flagstaff Lateral Station is a natural gas pipeline facility situated in Coconino County, Arizona, approximately 2 miles west of Flagstaff. The facility is part of the Transwestern Pipeline system, which transports natural gas across the southwestern United States. As a lateral station, it serves to connect local distribution networks to the main transmission line, ensuring reliable gas supply to the Flagstaff area. The facility operates under the regulatory framework of the U.S. Pipeline and Hazardous Materials Safety Administration (PHMSA) and complies with DOT 49 CFR Part 192, which governs gas pipeline safety. The station's infrastructure includes metering, pressure regulation, and valve systems typical of lateral stations. The Transwestern Pipeline system is a major conduit for natural gas from the San Juan Basin and other producing regions to markets in Arizona, California, and Nevada. Environmentally, the station is located in a semi-arid region near the Colorado Plateau, with proximity to the San Francisco Peaks. The pipeline's operation supports the energy needs of Flagstaff and surrounding communities, while adhering to strict safety and environmental standards. The facility plays a key role in the regional natural gas grid, providing energy for residential, commercial, and industrial use.
Environmental context
The facility is situated in a high-desert environment near Flagstaff, Arizona, an area known for its ponderosa pine forests and volcanic peaks. The pipeline's proximity to populated areas and the San Francisco Peaks requires careful monitoring for leaks and corrosion to protect local ecosystems and water resources. Cathodic protection systems are employed to prevent pipeline corrosion, and regular inspections ensure compliance with environmental regulations.
Frequently asked questions
The facility is located 2 miles west of Flagstaff, Arizona, in Coconino County, with the address near Interstate 89.
It is a natural gas lateral station that connects local distribution networks to the main Transwestern Pipeline, regulating pressure and metering gas flow for the Flagstaff area.
The facility is regulated by the U.S. Pipeline and Hazardous Materials Safety Administration (PHMSA) under DOT 49 CFR Part 192 for gas pipeline safety.
Safety measures include cathodic protection to prevent corrosion, regular leak detection surveys, pressure monitoring, and emergency shutdown systems, all mandated by PHMSA regulations.
The pipeline provides natural gas to residential, commercial, and industrial customers in Flagstaff and the region, supporting energy needs while adhering to strict safety and environmental standards.
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