ATC Methodology Transmission Services has developed methodologies for calculating its Available Transfer Capability (ATC) for both long-term and short-term transmission service. This methodology does not currently use Capacity Benefit Margins (CBM) in the calculation of ATC and ATC is not decremented by CBM for either normal or emergency conditions.

ATC Methodology Documents Meetings NERC ATC Standards Customer Comments Reference Documents E-mail Sign-Up

Out for Comment There are currently no ATC Methodology documents out for comment. ATC Customer Comments ATC In-Between Adjustments Proposal Customer Comments (66k PDF) 11/21/2006 Response to Customer Comments on NT Resource MOA (67k PDF) 7/07/2005 ATC Methodology Customer Close-out Letter Issued June 8, 2005 (29k PDF) 6/10/2005 ATC Methodology Customer Comments (318k PDF) 6/6/2005 Response to Customer Comments on ATC Methodology (62k PDF) 12/29/2009