Http://nodal.ercot.com 1 Nodal Stabilization Market Call December 07, 2010 10:30 AM.

http://nodal.ercot.com 1

Nodal Stabilization Market Call

December 07, 2010 10:30 AM


Antitrust Admonition

ANTITRUST ADMONITION

ERCOT strictly prohibits Market Participants and their employees who are participating in ERCOT activities from using their participation in ERCOT activities as a forum for engaging in practices or communications that violate the antitrust laws. The ERCOT Board has approved guidelines for members of ERCOT Committees, Subcommittees and Working Groups to be reviewed and followed by each Market Participant attending ERCOT meetings. If you have not received a copy of these Guidelines, copies are available at the Client Relations desk. Please remember your ongoing obligation to comply with all applicable laws, including the antitrust laws.

DISCLAIMER

All presentations and materials submitted by Market Participants or any other Entity to ERCOT staff for this meeting are received and posted with the acknowledgement that the information will be considered public in accordance with the ERCOT Websites Content Management Operating Procedure.


Day Ahead Market

DAM Operating Day December 7



• Top 5 unique binding constraints (based on shadow price)



Real Time Market / LFC

Real Time Market Update



•No resource commitment

•No resource de-commitment

• 7 unique binding/violated constraintsDWAP_OB5 : GT_MID90_A binding for (HE5-6, HE20-24)DWTRTRC5 : TRSES_MR6L binding for (HE8-9)SALAN_S8 : AIRLIN_CABANI1_1 binding for (HE1-6, 10-24)SCOLPAW5 : COLETO_VICTOR2_1 binding for (HE23)SNCWMOS8 : 6915__A

violated for (HE7-8, 10-13)SNCWMOS8 : ODNTH_FMR1

binding for (HE2,4,22) violated for (HE3, 5-21) XCAG58 : M3_G2_1 binding for (HE20-21)

• Execution Time = 21 minutes

DRUC 12/6


HRUC 12/6

• Average Execution time = 10 minutes (max execution time = 15 min)

• 6 unique resource commitment

• No resource de-commitment

• 10 unique binding/violated constraintsDKOCNUE8 : AIR_LI_HIWAY_1_1 binding (HE4-5)DWAP_OB5 : GT_MID90_A binding (HE24)DWTRTRC5 : TRSES_MR6L binding (HE8-11,19)SALAN_S8 : AIRLIN_CABANI1_1 binding (HE1-24)SNCWMOS8 : 6915__A violated (HE6-13,15,19)SNCWMOS8 : ODNTH_FMR1 binding (HE1-2,23-34); violated (HE3-22)XCAG58 : M3_G2_1 binding (HE9, 19-22)XMGS58 : MGSES_MR2H binding (HE2, 4-6, 7,9)XMGS58 : MGSES_MR2L binding (HE2, 4-6, 7,9)XN_S58 : AIRLIN_CABANI1_1 binding (HE10)


SASM 12/6

- 12/6 hr ending 19-21 for ~50MW of RRS insufficiency - MCPC = $4.00


Credit

Treasury

• Upcoming Nodal invoice payments due:– DAM for OD December 1st – due December 8– DAM for OD December 2nd – due December 9– DAM for OD December 3rd – due December 10– DAM for OD December 4th – due December 10– DAM for OD December 5th – due December 10

• To ensure timely posting of payments received (particularly if combining multiple invoices in one wire)

– include the invoice numbers for all invoices being paid on a wire

• On a due date, if an invoice payment has not been received, ERCOT plans to send out an e-mail reminder to

• QSE/CRRAH authorized rep and back up • CP authorized rep and back up• Credit contact and back up

Note: Please be sure that ERCOT has updated contact information for your company – notices will be an automated process and will use the information in ERCOT’s Registration System.


Treasury

• Collateral and invoice payments received are posted same day– Collateral and invoice payments received before 12:00 noon will be included for

the ACL available for the next day’s DAM (e.g. received by noon Monday will be reflected in Tuesday’s DAM ACL)

– Collateral and invoice payments received after 12:00 noon will be included for the next day’s Credit Reports and the following day’s ACL (e.g. received after noon Monday will be reflected in Wednesday’s DAM ACL)

• Collateral reimbursement requests will generally be processed the next business day– Beginning December 1, refunds of collateral will be principal only (interest will not

be included)– Interest will be paid semi-annually rather than in conjunction with each collateral

refund



Questions?

Http://nodal.ercot.com 1 Nodal Stabilization Market Call December 07, 2010 10:30 AM.

Documents

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