Blaine County #4 Gas Pipeline in Havre, Montana | United States Pipeline Infrastructure

Blaine County #4 is a gas pipeline facility located in Havre, Hill County, Montana, United States. The facility is operational and classified under NAICS code 486210 for pipeline transportation of natural gas. As part of the extensive U.S. natural gas pipeline network, it contributes to the distribution of natural gas across the region. 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. These regulations cover design, construction, testing, operation, and maintenance, including requirements for cathodic protection and leak detection. The pipeline infrastructure in Montana typically serves both intrastate and interstate transport, connecting production areas to consumption centers. Blaine County #4 plays a role in the regional energy grid, supporting natural gas supply for residential, commercial, and industrial users in Havre and surrounding areas. The facility's operational status ensures continued service, contributing to energy reliability in north-central Montana. Its location in a rural area may reduce population density risks, but proximity to agricultural land and waterways requires ongoing environmental monitoring.

The facility is situated in Hill County, Montana, a region characterized by agricultural land and the Milk River watershed. Pipeline operations in this area must consider potential impacts on soil and water quality, especially during construction or maintenance. The commodity transported (natural gas) poses risks of leaks or ruptures, which could affect local ecosystems. Regulatory requirements under DOT Part 192 mandate leak detection and cathodic protection to mitigate corrosion risks. The rural setting may reduce exposure to densely populated areas, but environmental stewardship remains critical.