1

TDTWG Accomplishments

2013

Wednesday January 9, 2013

Officers

2013 OfficersIsabelle Durham, Chair

Gricelda Calzada, Vice Chair

2

3

2013 Objective

TDTWG will continue to work with Market Participants, their agents, ERCOT, the PUCT as well as other interested parties in an effort to facilitate development of data delivery processes for the Texas Market, and monitor performance measures as directed by RMS.

Scope - Final

• Texas Data Transport Working Group (TDTWG) is responsible for:– Maintenance of a guide which describes the data transport

process used by Market Participants and ERCOT;– Maintenance of the Retail Market IT Services SLA (Service

Level Agreement);– Monitoring ERCOT’s adherence to performance targets

specified in the Retail SLA; – Monitoring market performance metrics reported by ERCOT

to the PUCT;– Continuing to support Market Metrics Activity: Maintenance

of metric templates and facilitate compliance of the PUCT substantive rule 25.88; and

– Addressing issues as directed by the RMS.

4

5

Accomplishments

ERCOT System Outages and Communications

– TDTWG continued to work with ERCOT and Market Participants to determine the most efficient manner for resolution of NAESB and other system issues

– TDTWG continued to support ERCOT resolution efforts in addressing each outage experienced and provided information to RMS

6

Accomplishments

• Review Retail Market Services SLA– TDTWG reviewed the Retail Market Services SLA as

needed and worked with ERCOT to assess any potential changes.

• Monitor Market Metrics reported by ERCOT to PUCT – TDTWG reviewed ERCOT reported Market Metrics

and provided a forum for Market Participants’ questions and/or issues regarding these quarterly performance statistics

7

Accomplishments

• Technical Connectivity – Continued to work with ERCOT and Market

Participants in order to resolve connectivity issues as they were experienced or brought forth to TDTWG.

– Interacted with ERCOT as necessary to help insure market impacts for NAESB outages were minimal

8

Accomplishments

• North American Energy Standards Board NAESB is responsible for documenting standards

for deregulated processes. Included in these standards is the Electronic Delivery Mechanism communication protocol that is in use today in the Texas Market (NAESB EDM v1.6)

TDTWG representatives will continue to participate in NAESB meetings, as needed, in an effort to ensure Texas retail market requirements are included in all future version releases of the EDM

9

Accomplishments

• Support Market Projects as needed

TDTWG has knowledgeable technical resources available to assist the Market in moving forward with various projects.

TDTWG continues to participate in these efforts and take work as assigned by the RMS.

10

Accomplishments

• NAESB – Reviewed the contents of the standards– Request to add Retail Electric specific HTTP header transaction-set codes

to the RXQ QEDM to support multiple data type sends within the Texas Electric Retail Market

11

Thank You