NPRR #550 · Revision Request

NPRR550 Modifications to Planning Reserve Margin Inputs

Approved Urgent sponsor GATF posted 2013-06-27 ercot.com

PRS Sep 19 '13
TAC Nov 7 '13
BOARD Nov 19 '13
PUCT —

ReasonTo update the PRM calculations based on the 2012 Loss of Load Study. WMS endorsed the language contained herein at its June 12, 2013 meeting.

Created2013-07-18

Approved2013-11-19

Sections Affected

3.2.6.13.2.6.2.13.2.6.2.221.1

Summary

This Nodal Protocol Revision Request (NPRR) proposes modifications to the Planning Reserve Margin (PRM) based on the results of the 2012 ERCOT Loss of Load Study and subsequent discussions of the Generation Adequacy Task Force (GATF).

Timeline

2013
Jun 27
PRSFiled by GATF
- 550NPRR-01 Modifications to Planning Reserve Inputs 062713 Jun 27 '13 · Revision Request
Jul 10
WMS Wholesale Market Subcommittee (WMS) Meeting
- 550NPRR-02 ERCOT Comments 070113 Jul 1 '13 · Revision Request Comments
Jul 18
PRS Protocol Revision Subcommittee (PRS) Meeting
PRSDeferred/Tabled
“To table NPRR550” — Passed

→ PRS Language Consideration
Aug 22
PRS Protocol Revision Subcommittee (PRS) Meeting
PRSRecommended for Approval Amended by the Jul 1 '13 ERCOT comments
“To recommend approval of NPRR550 as amended by the 7/1/13 ERCOT comments and as revised by PRS” — Passed

→ PRS IA Review
- 550NPRR-03 PRS Report 071813 Jul 22 '13 · Committee Report
- 550NPRR-04 PRS Ballot 071813 Jul 22 '13 · Revision Request Ballot
Aug 28
CREDITWG Joint Credit Working Group (CWG)/Market Credit Working Group (MCWG) Meeting
- 550NPRR-05 PRS Report 082213 Aug 27 '13 · Committee Report
Sep 11
WMS Wholesale Market Subcommittee (WMS) Meeting
- 550NPRR-06 ERCOT Comments 090913 Sep 9 '13 · Revision Request Comments
Sep 19
PRS Protocol Revision Subcommittee (PRS) Meeting
PRSRecommended for Approval Forwarded → TAC Amended by the Sep 9 '13 ERCOT comments
“To endorse and forward the 8/22/13 PRS Report as amended by the 9/9/13 ERCOT comments and the Impact Analysis for NPRR550 to TAC” — Passed

→ TAC Consideration
- 550NPRR-07 Impact Analysis 091213 Sep 12 '13 · Staff Report
- 550NPRR-08 WMS Comments 091313 Sep 13 '13 · Revision Request Comments
Oct 3
TAC Technical Advisory Committee (TAC) Meeting
TACDeferred/Tabled Urgent status
“To grant NPRR550 Urgent status and to table NPRR550 for one month” — Passed

→ TAC Consideration
- 550NPRR-09 PRS Report 091913 Sep 23 '13 · Committee Report
- 550NPRR-10 Revised Impact Analysis 092413 Sep 24 '13 · Staff Report
- 550NPRR-11 TIEC Comments 100113 Oct 1 '13 · Revision Request Comments
Nov 7
TAC Technical Advisory Committee (TAC) Meeting
TACRecommended for Approval
“To recommend approval of NPRR550 as recommended by PRS in the 9/19/13 PRS Report.” — Passed

→ ERCOT Board consideration
- 550NPRR-12 TAC Report 100313 Oct 7 '13 · Committee Report
- 550NPRR-13 ERCOT Comments 110613 Nov 6 '13 · Revision Request Comments
Nov 19
BOARD Board of Directors Meeting
BOARDApproved
“Approved NPRR550 as recommended by TAC in the 11/7/13 TAC Report” — Passed
- 550NPRR-14 TAC Report 110713 Nov 8 '13 · Committee Report
- 550NPRR-15 Sierra Club Comments 111513 Nov 15 '13 · Revision Request Comments
- 550NPRR-16 Board Report 111913 Nov 19 '13 · Committee Report