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Southwest Power Pool Board Approves New Process to Accelerate High Impact Large Load Connections

LCG, September 16, 2025--Southwest Power Pool’s (SPP) Board of Directors today announced that the Board approved a process to facilitate the connection of large users of electricity to the power grid while continuing to support energy needs for the entire region. SPP's new process is designed to incorporate transmission service, generation, load interconnection and other relevant reliability studies into a single framework that enables timely, informed decision-making and action.

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Longroad Energy Announces Financial Close of 1000 Mile Solar Project in Texas

LCG, September 15, 2025--Longroad Energy announced today the financial close of 1000 Mile Solar, its 300 MWac (400 MWdc) solar project in Yoakum County, Texas. Longroad Energy finalized a long-term offtake agreement with Meta late last year in the form of an Environmental Attributes Purchase Agreement, which includes a financial settlement arrangement for the entire energy output of 1000 Mile Solar.

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Industry News

Midwest ISO and Southwest Power Pool File Tariff with FERC

LCG, November 5, 2002Midwest Independent System Operator and the Southwest Power Pool (SSP) plan to instate a combined tariff in order to do away with rate pancaking in electricity transactions between service territories.

Midwest ISO, a Federal Energy Regulatory Commission-approved Regional Transmission Operator, and SPP have decided to adopt the combined tariff in order that wholesale energy customers such as utilities will benefit and that the energy markets in the region will be stabilized.
Midwest ISO and SPP assert that the combined tariff will preserve the zonal rate structure, long-term firm SPP service agreements, and states' rates currently on file under the SPP tariff, in addition to eliminating rate pancaking on transactions between the two organizations customers.

The combined tariff currently awaits approval by the FERC.

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