Title Correct "K" Factor in Compliance SCE Formula
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Status Rejected on 05/18/2006


Date Gov Body Action Taken Next steps
05/18/2006 PRS Rejected Report to TAC
04/21/2006 PRS Review of WMS recommendation and consideration of proposed language.
04/07/2006 TAC Remanded
03/09/2006 TAC Referred Review of PRR for potential impact on reliability.
02/23/2006 PRS Recommended for Approval TAC consideration

Voting Record

Date Gov Body Motion Result
05/18/2006 PRS Reject PRR649 as recommended by WMS Passed
04/21/2006 PRS Table consideration of PRR649, along with PRRs 586, 656, 661, and 662, until the May 18, 2006 PRS Meeting. The motion passed with two abstentions from the Independent Power Marketer and Independent Generator market segments. All market segments were present for the vote. Passed
04/07/2006 TAC Remand to PRS for evaluation within context of other PRRs addressing Frequency Control and have ROS submit comments regarding the "K" factor. Passed
03/09/2006 TAC To refer PRR649 to ROS and the PDC WG for evaluation of the potential impact on reliability and report back TAC at the April TAC meeting. Passed
02/23/2006 PRS Recommendation for approval as submitted by Sponsor. Passed


Status: Rejected
Date Posted: Feb 22, 2006
Sponsor: American National Power, Inc.
Urgent: Yes
Description: This PRR revises the œ€? factor in the compliance formula from 0.81 to 1.
Reason: Section, Regulation Services Monitoring Criteria, contains the formula for SCE compliance. The formula contains a factor named œ€?, which is currently set at 0.81. This factor is an ERCOT wide market participation factor and is derived by taking the square root of 65%. 65% represented the portion of the market that was supplying regulation. Since the complete market is currently being measured by this criteria thâKâ€? factor should represent a 100% of the market and be reset to

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