ROS Meeting by Webex Only

July 08, 2021
09:30 AM
Teleconference: 877-668-4493
Meeting number: 182 456 3513
Meeting password: 3KBbp#


ROS Standing Representatives intending to vote should join through Webex and have access to their company email.

  • Submit Alternate Representative or Proxy designations by 3PM no later than one day prior to the meeting
  • An email with a unique validation code will be sent to all ROS Standing Representatives and their designated Alternative Representative
    • To allow validation of your login and ensure your ability to vote in the meeting as a representative of your company, please copy and paste your login given in the email when logging into the WebEx
  • If you are using a phone for audio, please associate your phone to your name by using the "Call me" option (easiest) or the "Call in" option and enter your assigned Attendee ID when prompted
  • All votes will be conducted via roll call
  • Use the Chat function to queue for comments/motions (not Raise Hand or commenting from the phone) – reply to Everyone
  • Log in to Webex 15 minutes prior to the meeting start so that quorum can be established and log ins can be validated


Validation for ROS Standing Representatives

Suzy Clifton

9:15 a.m.


Antitrust Admonition

Chase Smith

9:30 a.m.


Agenda Review

Chase Smith



Approval of ROS Meeting Minutes (Vote)

Chase Smith

9:35 a.m.


June 3, 2021



Technical Advisory Committee (TAC) Update

Chase Smith

9:40 a.m.


June 23, 2021


June 30, 2021



ERCOT Reports


 10:00 a.m.


Operations Report



System Planning Report

Ping Yan


Generic Transmission Constraint (GTC) Update

Yunzhi Cheng


TSAT Model Update

Mehdi Daryabak



Southern Cross Transmission Directive #9, Determination regarding modifications to Ancillary Services Whitepaper (Vote)

Nitika Mago

 10:35 a.m.


New Protocol Revision Subcommittee (PRS) Referrals (Vote)

Chase Smith

 10:50 a.m.


NPRR1077, Extension of Self-Limiting Facility Concept to Settlement Only Generators (SOGs) and Telemetry Requirements for SOGs



ROS Revision Requests (Vote)

Chase Smith

 11:05 a.m.


Impact Analysis Review


PGRR091, FIS Application Completion 60-Day Limit


Language Review


RRGRR030, Allow New Voltage Levels in Resource Registration Information


RRGRR031, Related to NPRR995, RTF-6 Create Definition and Terms for Settlement Only Energy Storage


PGRR093, Replace Inadvertent Deletions in Section 5



Revision Requests Tabled at ROS (Possible Vote)

Chase Smith

 11:25 p.m.


PGRR073, Related to NPRR956, Designation of Providers of Transmission Additions




 11:30 a.m.


Planning Working Group (PLWG)

Charles DeWitt

 11:40 a.m.


PGRR090, Additional Flexibility for Updates to Seasonal Net Max Sustainable Rating (Possible Vote)


NPRR1056, Market Impact Generic Transmission Constraint (GTC) Notification (Possible Vote) (OWG/PLWG)


NPRR1070, Planning Criteria for GTC Exit Solutions (OWG/PLWG) (Possible Vote)



Operations Working Group (OWG)

Rickey Floyd

 11:55 a.m.


PGRR092, Related to NPRR1077, Extension of Self-Limiting Facility Concept to Settlement Only Generators (SOGs) and Telemetry Requirements for SOGs (OWG, PLWG) (Possible Vote)


RRGRR029, Related to NPRR1077, Extension of Self-Limiting Facility Concept to Settlement Only Generators (SOGs) and Telemetry Requirements for SOGs (OWG, PLWG) (Possible Vote)


NOGRR215, Limit Use of Remedial Action Schemes (Possible Vote)


NOGRR223, Add Phasor Measurement Recording Equipment Requirement to Modified Generating Facilities in Interconnection Process (Possible Vote)


NOGRR227, Add Phasor Measurement Recording Equipment Location for Main Power Transformer for Intermittent Renewable Resource (IRR) (Possible Vote)


NOGRR226, Revision to 5% Transmission Operator (TO) Load Shedding Relay Point (DWG, OWG, PDCWG) (Possible Vote)



Dynamic Working Group (DWG)

Sam Jung

 12:25 p.m.


Performance Disturbance Compliance Working Group (PDCWG)

Chad Mulholland

 12:40 p.m.


Network Data Support Working Group (NDSWG)

J-M Yatar

 12:50 p.m.


SCR813, NMMS Jointly-Rated Equipment Coordination Confirmation (Possible Vote)



Combo Ballot (Vote)

Chase Smith

1:00 p.m.


Steady State Working Group (SSWG)

Chenyan Guo

1:05 p.m. 


Planning Geomagnetic Disturbance Task Force (PGDTF)

Chu Liang

1:15 p.m.


Voltage Profile Working Group (VPWG)

Scot Williams

1:25 p.m.


Operations Training Working Group (OTWG)

James Ballard

1:35 p.m.


Other Business

Chase Smith

1:45 p.m.


Review Open Action Items List


No Report:


Black Start Working Group (BSWG)


System Protection Working Group (SPWG)



Chase Smith

1:50 p.m.

Scheduled ros Meetings

Key Documents

Aug 22, 2021 - doc - 234.5 KB
Jul 8, 2021 - xls - 137.5 KB
Jul 8, 2021 - xls - 134.5 KB
Jul 9, 2021 - docx - 13.7 KB
Jul 2, 2021 - docx - 44 KB
Jul 1, 2021 - doc - 219 KB
Jun 30, 2021 - docx - 729.1 KB
Jun 18, 2021 - docx - 537.2 KB
Jul 1, 2021 - pptx - 93.6 KB
Jul 1, 2021 - pptx - 527.3 KB
Jul 2, 2021 - pptx - 52.5 KB
Jul 7, 2021 - pptx - 43.2 KB
Jul 2, 2021 - pptx - 103 KB
Jul 1, 2021 - pptx - 34.8 KB
Jul 8, 2021 - pptx - 1.1 MB
Jul 1, 2021 - pdf - 57.5 KB
Jul 2, 2021 - docx - 36.2 KB
Jul 2, 2021 - pptx - 137.7 KB
Jul 7, 2021 - pdf - 519.4 KB
Jul 7, 2021 - zip - 11.1 MB
Jul 7, 2021 - zip - 8.4 MB

All information is posted as Public in accordance with the ERCOT Websites Content Management Corporate Standard.