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Lane Closure Scheduled June 19 on 1st Avenue North in Great Falls for Gas Infrastructure Work
Date: Jun 18, 2026
TYPE: News
Great Falls, Mont. – June 18, 2026 – The northernmost lane of 1st Avenue North between 9th Street North and 10th Street North will be temporarily closed on Friday, June 19 for the safety of the public and NorthWestern Energy’s crews working on a natural gas infrastructure project in the area.
Traffic will be detoured around the work zone. The closure is expected to last one day, weather and construction conditions permitting.
This closure is associated with continued work on a NorthWestern Energy natural gas infrastructure project underway along 10th Street North.
Drivers, cyclists and pedestrians should use caution when traveling through the area and follow all posted signage and directions from onsite personnel.
This work helps ensure a safe, reliable natural gas system for today while preparing for the future energy needs of the Great Falls community. NorthWestern Energy thanks residents, businesses and travelers for their patience while this important work is completed.
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NorthWestern Energy - Delivering a Bright Future
NorthWestern Energy, provides essential energy infrastructure and valuable services that enrich lives and empower communities while serving as long-term partners to our customers and communities. We work to deliver safe, reliable, and innovative energy solutions that create value for customers, communities, employees, and investors. We do this by providing low-cost and reliable service performed by highly-adaptable and skilled employees. We provide electricity and / or natural gas to approximately 850,300 customers in Montana, South Dakota, Nebraska, and Yellowstone National Park. Our operations in Montana and Yellowstone National Park are conducted through our subsidiary, NW Corp, and our operations in South Dakota and Nebraska are conducted through our subsidiary, NWE Public Service. We have provided service in South Dakota and Nebraska since 1923 and in Montana since 2002.
Media Contacts:
Jo Dee Black
866-622-8081