Market Information System Grid and Market Conditions

ROS Meeting by Webex Only

October 07, 2021
09:30 AM
Teleconference: 877-668-4493
Meeting number: 182 706 0459
Meeting password: hP#373


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.


September 2, 2021



Technical Advisory Committee (TAC) Update

Chase Smith

9:40 a.m.


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



ROS Revision Requests (Vote)

Chase Smith

10:35 a.m.


Impact Analyses Review


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


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


Language Review


NOGRR233, Related to NPRR1094, Allow Under Frequency Relay Load to be Manually Shed During EEA3


PGGR095, Establish Minimum Deliverability Criteria


PGRR096, Achieve Consistent Representation of Distributed Generation in Steady-State Models



Revision Requests Tabled at ROS (Possible Vote)

Chase Smith

11:10 a.m.


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


NOGRR230, WAN Participant Security


NOGRR231, Update ERCOT Regional Map




11:35 a.m.


Planning Working Group (PLWG)

Charles DeWitt

11:45 a.m.


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



Operations Working Group (OWG)

Rickey Floyd

11:55 a.m.


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


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


NPRR1084, Improvements to Reporting of Resource Outages and Derates (Possible Vote)


NPRR1085, Ensuring Continuous Validity of Physical Responsive Capability (PRC) and Dispatch through Timely Changes to Resource Telemetry and Current Operating Plans (COPs) (OWG, PDCWG) (Possible Vote)



Performance Disturbance Compliance Working Group (PDCWG)

Jimmy Jackson

12:15 p.m.


Black Start Working Group (BSWG)

Tony Kroskey

12:25 p.m.


BSWG Scope (Vote)



Combo Ballot (Vote)

Chase Smith

12:30 p.m.


Steady State Working Group (SSWG)

Ross Cloninger

12:35 p.m.


Voltage Profile Working Group (VPWG)

Scot Williams

12:45 p.m.


Planning Geomagnetic Disturbance Task Force (PGDTF)

Chu Liang

12:55 p.m.


Network Data Support Working Group (NDSWG)

J-M Yatar

1:05 p.m.


Other Business

Chase Smith

1:15 p.m.

  • TAC Emergency Conditions List Item #35, Procedures during Natural Gas Supply Emergency Update

Chad Thompson


2022 ERCOT Membership/Segment Representative Elections

Suzy Clifton


Review Open Action Items List


No Report:


Dynamics Working Group (DWG)


Operations Training Working Group (OTWG)


System Protection Working Group (SPWG)

Vincent Roberts/

Glenn Callaghan



Chase Smith

1:35 p.m.

Scheduled ROS Meetings