1.

Antitrust Admonition

Warren

9:30 a.m.

2.

ROS Meeting Report

Warren

3.

OWG Meeting Notes Approval: April Meeting Notes Review and Approval

All

4

NOGRRs For Review and Language Changes:

• 142NOGRR Phasor Measurement. This Nodal Operating Guide Revision Request (NOGRR) represents the consensus recommendation of the Phasor Measurement Task Force (PMTF) as the binding language required to meet the top three synchrophasor use cases identified by ERCOT staff and the PMTF as having merit in the ERCOT region. [PMTF] Language Review(Endorsed by ROS for approval)

All

5.

NOGRRs For Review and Language Changes:

• 143NOGRR, Alignment of Nodal Operating Guides with NERC Reliability Standard, BAL-001-TRE-1. This NOGRR aligns the Nodal Operating Guides with North American Electric Reliability Corporation (NERC) Reliability Standard, BAL-001-TRE-1. [PDCWG] (IA Review)

ALL

6.

MOD-025: Discuss issues associated with 40% of Resource being tested. Coordination with ERCOT Operations for summer 2015 tests.  Possible revisions to ERCOT Nodal Protocols, Operating Guides and NDCRC test forms to harmonize with NERC standard.

A. Frazier
B. Blevins

7.

ERCOT System Operations Report

ERCOT

8.

Other

All

9.

Future Meeting Date: June 18^th ERCOT Met Center, Room 168

Warren

Adjourn