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Hourly Wholesale Load Cost

Download the most recent average hourly wholesale load cost data for New England and load zones. New England is divided into eight electric energy load zones used for wholesale energy market settlement.

Please note: Data represents latest available settlement data. See the Monthly Wholesale Load Cost Analysis for details and assumptions.
 

 
New England
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Description Timestamp Download
Current - August 2025 for New England 09/15/2025 08:41 AM EDT CSV
March 2025 for New England 08/11/2025 10:11 AM EDT CSV
April 2025 for New England 09/15/2025 08:40 AM EDT CSV
July 2025 for New England 09/15/2025 08:41 AM EDT CSV
May 2025 for New England 09/15/2025 08:41 AM EDT CSV
 
Connecticut (CT)
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Description Timestamp Download
Current - August 2025 for Connecticut 09/15/2025 08:41 AM EDT CSV
March 2025 for Connecticut 08/11/2025 10:11 AM EDT CSV
April 2025 for Connecticut 09/15/2025 08:40 AM EDT CSV
July 2025 for Connecticut 09/15/2025 08:41 AM EDT CSV
May 2025 for Connecticut 09/15/2025 08:41 AM EDT CSV
 
Maine (ME)
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Description Timestamp Download
Current - August 2025 for Maine 09/15/2025 08:41 AM EDT CSV
March 2025 for Maine 08/11/2025 10:11 AM EDT CSV
April 2025 for Maine 09/15/2025 08:40 AM EDT CSV
July 2025 for Maine 09/15/2025 08:41 AM EDT CSV
May 2025 for Maine 09/15/2025 08:41 AM EDT CSV
 
Northeast Massachusetts and Boston (NEMA)
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Description Timestamp Download
Current - August 2025 for Northeast Massachusetts and Boston 09/15/2025 08:41 AM EDT CSV
March 2025 for Northeast Massachusetts and Boston 08/11/2025 10:11 AM EDT CSV
April 2025 for Northeast Massachusetts and Boston 09/15/2025 08:40 AM EDT CSV
July 2025 for Northeast Massachusetts and Boston 09/15/2025 08:41 AM EDT CSV
May 2025 for Northeast Massachusetts and Boston 09/15/2025 08:41 AM EDT CSV
 
New Hampshire (NH)
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Description Timestamp Download
Current - August 2025 for New Hampshire 09/15/2025 08:41 AM EDT CSV
March 2025 for New Hampshire 08/11/2025 10:11 AM EDT CSV
April 2025 for New Hampshire 09/15/2025 08:40 AM EDT CSV
July 2025 for New Hampshire 09/15/2025 08:41 AM EDT CSV
May 2025 for New Hampshire 09/15/2025 08:41 AM EDT CSV
 
Rhode Island (RI)
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Description Timestamp Download
Current - August 2025 for Rhode Island 09/15/2025 08:41 AM EDT CSV
March 2025 for Rhode Island 08/11/2025 10:11 AM EDT CSV
April 2025 for Rhode Island 09/15/2025 08:40 AM EDT CSV
July 2025 for Rhode Island 09/15/2025 08:41 AM EDT CSV
May 2025 for Rhode Island 09/15/2025 08:41 AM EDT CSV
 
Southeast Massachusetts (SEMA)
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Description Timestamp Download
Current - August 2025 for Southeast Massachusetts 09/15/2025 08:41 AM EDT CSV
March 2025 for Southeast Massachusetts 08/11/2025 10:11 AM EDT CSV
April 2025 for Southeast Massachusetts 09/15/2025 08:40 AM EDT CSV
July 2025 for Southeast Massachusetts 09/15/2025 08:41 AM EDT CSV
May 2025 for Southeast Massachusetts 09/15/2025 08:41 AM EDT CSV
 
Vermont (VT)
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Description Timestamp Download
Current - August 2025 for Vermont 09/15/2025 08:41 AM EDT CSV
March 2025 for Vermont 08/11/2025 10:11 AM EDT CSV
April 2025 for Vermont 09/15/2025 08:40 AM EDT CSV
July 2025 for Vermont 09/15/2025 08:41 AM EDT CSV
May 2025 for Vermont 09/15/2025 08:41 AM EDT CSV
 
West/Central Massachusetts (WCMA)
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Description Timestamp Download
Current - August 2025 for West/Central Massachusetts 09/15/2025 08:41 AM EDT CSV
March 2025 for West/Central Massachusetts 08/11/2025 10:11 AM EDT CSV
April 2025 for West/Central Massachusetts 09/15/2025 08:40 AM EDT CSV
July 2025 for West/Central Massachusetts 09/15/2025 08:41 AM EDT CSV
May 2025 for West/Central Massachusetts 09/15/2025 08:41 AM EDT CSV