Overview
EPNG - Flagstaff Compressor Station is an operational gas pipeline facility in Flagstaff, Arizona, United States. It plays a key role in natural gas transmission under PHMSA and DOT 49 CFR Part 192 regulations.
EPNG - Flagstaff Compressor Station is a gas pipeline facility located northeast of Flagstaff city limits in Coconino County, Arizona, United States. The facility is operational and supports the natural gas transmission network in the region. As part of the El Paso Natural Gas (EPNG) system, it contributes to the interstate pipeline infrastructure serving the southwestern United States. The facility operates under the regulatory framework of the U.S. Pipeline and Hazardous Materials Safety Administration (PHMSA) and the Department of Transportation (DOT) 49 CFR Part 192, which governs gas pipeline safety. Compressor stations like this one are essential for maintaining pressure and flow in long-distance pipelines. The station's NAICS code 486210 indicates it is classified as pipeline transportation of natural gas. Located near Flagstaff, a city with a population of over 75,000, the station's proximity to populated areas necessitates robust safety measures, including cathodic protection and regular inspections. The facility's role in the regional gas grid ensures reliable energy supply for residential, commercial, and industrial users in northern Arizona.
Environmental context
The facility is situated in a semi-arid region near the San Francisco Peaks, an area with sensitive ecosystems and seasonal wildfire risks. Pipeline infrastructure in such environments requires careful management of vegetation and erosion control. Proximity to populated areas and waterways, such as the Rio de Flag, necessitates adherence to PHMSA regulations for leak detection and emergency response to protect local communities and water resources.
Frequently asked questions
The facility is located northeast of Flagstaff city limits in Coconino County, Arizona, United States, with a ZIP code of 86004.
It is a natural gas compressor station that maintains pressure and flow in the El Paso Natural Gas pipeline system, ensuring reliable gas transmission across the southwestern United States.
The station operates under PHMSA and DOT 49 CFR Part 192, which sets safety standards for gas pipelines, including design, construction, testing, and maintenance requirements.
As a key part of the regional gas grid, it supports energy supply for homes and businesses in Flagstaff and northern Arizona, while safety measures protect nearby populations and the environment.
Compressor stations vary in size, but many are medium to large facilities with multiple compressor units, often located every 50 to 100 miles along major interstate pipelines.
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