News & Information

Market Based Ancillary Service Rates

Wisconsin Public Service Corporation sales of Ancillary Services at market based rates under the terms of its Market Based Tariff.

Request for Service:

To request service and make bids for ancillary services from Wisconsin Public Service, customers should contact the Director of Bulk Power, Charlie Severance, at 920-433-5716.

Service Price:

As of January 1, 2001:
Regulation and Frequency Response $7.00/kW-mo
Operating Reserve - Spinning $8.04/kW-mo
Operating Reserve - Supplemental $3.00/kW-mo

Service will be provided for a twelve month term.

Terms of Service:

Governing agreement is Wisconsin Public Service Corporation's Market Based Rate Tariff.

Consummated Transactions:

Company Service Start End Qty. Price
Enron Power Marketing Inc. Operating Reserve - Spinning 06/01/00 07/01/00 8 MW $6.02/kW/mo
Enron Power Marketing Inc. Operating Reserve - Supplemental 06/01/00 07/01/00 3 MW $1.95/kW/mo
Enron Power Marketing Inc. Operating Reserve - Spinning 07/01/00 05/25/01 8 MW $8.04/kW/mo
Enron Power Marketing Inc. Operating Reserve - Supplemental 06/01/00 05/25/01 3 MW $3.00/kW/mo
Allegheny Energy Supply Co. Regulation & Frequency Response 05/26/01 12/31/02 5 MW $7.00/kW-mo
Allegheny Energy Supply Co. Operating Reserve - Spinning 05/26/01 12/31/01 2 MW $8.04/kW-mo
Allegheny Energy Supply Co. Operating Reserve - Supplemental 05/26/01 12/31/01 1MW $3.00/kW-mo
Duke Energy North America Regulation & Frequency Response 05/22/01 12/31/02 5 MW $9.57/MW-hr
Duke Energy North America Operating Revenue - Spinning 05/22/01 12/31/01 2 MW $10.96/MW-hr
Duke Energy North America Operating Revenue - Supplemental 05/22/01 12/31/01 1 MW $4.09/MW-hr

Log of all accepted and denied requests:

Company Service Date Qty. Status Ref #
Enron Power Marketing Inc. Operating Reserve - Spinning 04/25/00 8 MW Accepted 1
Enron Power Marketing Inc. Operating Reserve - Supplemental 04/25/00 3 MW Accepted 1
Allegheny Energy Supply Co. Regulation & Frequency Response Jan 2001 5 MW Accepted 1
Allegheny Energy Supply Co. Operating Reserve - Spinning Jan 2001 2 MW Accepted 1
Allegheny Energy Supply Co. Operating Reserve - Supplemental Jan 2001 1 MW Accepted 1
Duke Energy North America Regulation & Frequency Response Apr 2001 5 MW Accepted 1
Duke Energy North America Operating Reserve - Spinning Apr 2001 2 MW Accepted 1
Duke Energy North America Operating Reserve - Supplemental Apr 2001 1 MW Accepted 1

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