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White Paper from The Brattle Group, SREA Says MISO-SPP System Plan Undervalues Interregional Transmission, Potentially Raising Costs and Risks for Ratepayers

White Paper from The Brattle Group, SREA Says MISO-SPP System Plan Undervalues Interregional Transmission, Potentially Raising Costs and Risks for Ratepayers

LITTLE ROCK, Ark. (October 8, 2026) - The 2024-2025 Coordinated System Plan (CSP) conducted by the Midcontinent Independent System Operator (MISO) and Southwest Power Pool (SPP) understates the...
Connecting MISO and SPP: The Case for Stronger Interregional Transmission

Connecting MISO and SPP: The Case for Stronger Interregional Transmission

Interregional transmission between MISO and SPP is a practical way to improve affordability and reliability by moving low-cost power to where it's needed most and by giving grid...
MISO's Parallel Track Matching Large Loads with New Power Plants for Interconnection Needs More Time

MISO's Parallel Track Matching Large Loads with New Power Plants for Interconnection Needs More Time

SREA believes MISO is moving too fast on a consequential new process - one that will have long-term effects. MISO should integrate large loads with its existing generation queue,...

What’s Happening in the U.S. Power Sector?

The United States’ electric system is large, diverse, and changing. Data from the U.S. Energy Information Administration (EIA Form 860-M, December 2025) and the interconnection queues from the Midcontinent Independent System Operator (MISO) and Southwest Power Pool (SPP) show how the...
interconnection queue
MISO
SPP
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Why MISO's 2026 Grid Analysis Matters to Louisiana

In 2026, the Midcontinent Independent System Operator, or MISO, will begin a South Load Pocket Risk Assessment focused on Louisiana. While the study may sound technical, it is relevant to the 10,000 New Orleanians who lost power for 3.5 hours during...
load pocket
load shed
MISO
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Entergy is Making Big Moves Toward Planning a More Resilient Grid. But Is It Enough?

In the decade since Entergy joined the Midcontinent Independent System Operator (MISO), the local grid has seen little change. Extreme weather events like the 2018 cold snap, Winter Storm Uri, and hurricanes Laura and Ida have exposed the grid's limitations, and...
entergy
MISO
transmission
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What MISO South’s Grid, Markets, Transmission Buildout Mean for ERSC in 2026

The Entergy Regional State Committee (ERSC) met on November 11 for a packed agenda that highlighted the rapidly changing landscape for reliability, market performance, and long-term planning in MISO South. With record solar peaks, major load growth, and several high-profile transmission...
ERSC
MISO
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Southern Renewable Energy Association

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Legislation

SREA advocates for policies that support renewable energy deployment and protect the industry from legislative threats. Our efforts ensure that renewable energy companies influence regional energy policies, focusing on growth, tax incentives, siting, and decommissioning requirements.

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Regulatory

SREA’s regulatory advocacy helps shape utility plans to integrate renewable energy, expanding clean energy access in the Southeast. By participating in state utility proceedings, SREA provides technical comments and testimony to promote clean energy adoption.

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Transmission

SREA is actively engaged in the regional planning process and collaborates with organizations across the region to push for reforms in planning, transparency and oversight with two goals in mind: strengthening the grid and integrating more renewable energy.