In the ComEd Data Room and the Ameren Data Room, you will find a variety of historical data, such as hourly load, peak load, and switching data for Commonwealth Edison Company ("ComEd"), and the three Ameren Utilities, namely Central Illinois Light Company d/b/a AmerenCILCO, Central Illinois Public Service Company d/b/a AmerenCIPS, and Illinois Power Company d/b/a AmerenIP (collectively "Ameren").

Data is posted regularly. Please check back often to view new postings.

Invitation to Submit Comments and Requests Regarding the Illinois Auction Room

Prospective suppliers are invited to provide feedback regarding the Illinois Auction Data Room. Prospective suppliers are invited to provide comments regarding the design and organization of the Data Room and the existing formats for data series. Prospective suppliers are also invited to request additional data along with an explanation of how such additional data is useful to prospective suppliers for bidding in the Illinois Auction. (This invitation is available at the link below.)

Comments and requests regarding the Illinois Auction Data Room must be submitted by email to the Illinois Auction Manager, Dr. Chantale LaCasse of NERA Economic Consulting, at the following e-mail address: DataComments@illinois-auction.com using the Illinois Auction Data Room Comment and Request Form available at the link below. Prospective suppliers are requested to provide telephone and email contact information in the event that the Illinois Auction Manager needs further clarification.