1.

Antitrust Admonition

Keetch

2.

Approval of Draft April 14, 2005 Meeting Minutes (Vote)*

Keetch

3.

May TAC Meeting Update

Keetch

9:40 a.m.

4.

ERCOT Compliance Report*

Henry

10:00 a.m.

5.

ERCOT Systems Operations Report*

1. Explanation of 3/7 Events
2. Communications with Backup Centers
3. Non-Spin Deployment 4/22-4/23

Adams

10:30 a.m.

6.

Transmission Services Report (address comments, questions, and concerns)

Donohoo

11:30 a.m.

Lunch

12:00 p.m.

7.

ROS Working Group Reports

1. Dynamics*
2. Operations*
   • OGRR 164 -- Responsive Reserve MW Limit -- Recommended Rejection (Vote)*
   • OGRR 166 -- Double Circuit Contingencies Discussion*
   • PRR 584 -- Extending Black Start Service Bid Timeline -- Remanded*
3. Network Data Support*
4. Steady State*
5. Performance Disturbance Compliance*
6. System Protection*
   • March 21st Event Investigation

Boyer
Thormahlen







Bailey
Moore
Niemeyer
Vatani

1:00 p.m.

8.

Reliable Fuel Operations -- ROS Action Items

Keetch

1:30 p.m.

9.

Update on Current Practices and Possible Improvements - Cascading Definition 

Adams

2:00 p.m.

10.

Revised TAC/Subcommittee Procedures Update*

Moseley

3:00 p.m.

11.

Other Business

Keetch

3:30 p.m.

12.

Future ROS Meetings

• June 16, 2005
• July 14, 2005

Keetch

4:00 p.m.