Constraints

Recently Published Constraints Data

Download the latest reports on binding constraints in the Day-Ahead Energy Market and during the operating day.
 

A constraint is the maximum level a transmission system facility (or facilities) can operate to respect the most restrictive of its thermal, stability, and voltage limits. A constraint becomes "binding" when it limits the power flow between locations, which can lead to dispatch of units out of economic-merit order, potentially affecting the spot price.
 

 
Day-Ahead Binding Constraints
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Description Timestamp Download
November 14, 2026 11/13/2026 12:21 PM EST CSV
November 10, 2026 11/09/2026 12:55 PM EST CSV
November 11, 2026 11/10/2026 12:59 PM EST CSV
November 12, 2026 11/11/2026 12:42 PM EST CSV
November 13, 2026 11/12/2026 12:50 PM EST CSV
 
Preliminary Real-Time Binding Constraints
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Description Timestamp Download
Current 11/13/2026 03:30 PM EST CSV
November 09, 2026 11/09/2026 10:30 PM EST CSV
November 10, 2026 11/10/2026 11:50 PM EST CSV
November 11, 2026 11/11/2026 11:00 PM EST CSV
November 12, 2026 11/12/2026 11:55 PM EST CSV
 
Preliminary Real-Time 15-Minute Binding Constraints
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Description Timestamp Download
Current 11/13/2026 03:33 PM EST CSV
November 09, 2026 11/09/2026 11:21 PM EST CSV
November 10, 2026 11/10/2026 11:21 PM EST CSV
November 11, 2026 11/11/2026 11:21 PM EST CSV
November 12, 2026 11/12/2026 11:18 PM EST CSV
 
Final Real-Time 15-Minute Binding Constraints
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Description Timestamp Download
Current 11/10/2026 10:56 AM EST CSV
November 05, 2026 11/06/2026 11:09 AM EST CSV
November 06, 2026 11/09/2026 12:46 PM EST CSV
November 07, 2026 11/09/2026 12:47 PM EST CSV
November 08, 2026 11/09/2026 12:48 PM EST CSV
 
Final Real-Time Five-Minute Binding Constraints
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Description Timestamp Download
Current 11/10/2026 10:55 AM EST CSV
November 05, 2026 11/06/2026 11:09 AM EST CSV
November 06, 2026 11/09/2026 12:46 PM EST CSV
November 07, 2026 11/09/2026 12:47 PM EST CSV
November 08, 2026 11/09/2026 12:48 PM EST CSV