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MTPSC Approves NorthWestern’s Tariff Filing

By: MAGNIFYI Staff

Published March 31, 2025

Category: Montana

Related Categories: Gas, NorthWestern, Renewable Energy/Clean Energy

The Montana Public Service Commission (MT PSC) Approves NorthWestern’s Compliance Tariff that was filed on March 13, 2025.

As reported previously, NorthWestern filed an application for approval of a renewable natural gas (RNG) interconnection agreement with Lightning Renewables to inject up to 1,300 MMBtu per day of RNG into NorthWestern’s natural gas transmission system. The agreement provides that NorthWestern will build, maintain, and operate a new receipt station, and includes additional safety and reliability specifications and requirements for RNG not in NorthWestern’s natural gas tariff.

Approved Tariff (03/31/2025)

NorthWestern Tariff Compliance Filing Tariff Compliance Filing. (03/13/2025)

Docket No. 2024.08.079

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MTPSC Approves NorthWestern’s Tariff Filing

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