Commercial Market Operations Report · Reg Up*: May 2010 May 2011 Required (MW) 640,447 438,748...

Commercial Market Operations Report

Betty Day

ERCOT Board of Directors

y y

June 21, 2011ERCOT Board of Directors

Summary

Retail Activity• Overall Activity – Continued strong switching activity. The Mass Transition noted in May was result of a Mass Acquisition

(the sale of one REP’s customers to another REP). No default occurred.• Transaction Performance Measures – All measures were above the 98% target for May.• Advanced Metering – Passed the 3M mark in settling Advanced Meters. More than 70% of the load in ERCOT is being

ttl d ith 15 i d t (AMS d IDR)settled with 15-min data (AMS and IDR).

Wholesale Activity

• Settlements & Billing Performance – Perfect performance in May.• Settlement Dollars – Daily average settlement dollars were $10.18M in May compared to $8.45M in April. The increase

was due to higher prices and warmer weather.• Reliability Services – There were increased levels of RUC commitments during May.• Capacity Services – Ancillary Service costs were down slightly overall compared to April. The biggest drivers in this were

Responsive and Non SpinResponsive and Non-Spin.• Congestion Management – CRRs were fully funded for May.• Revenue Neutrality – Load received a revenue neutrality credit of $1.38M in May. This was down slightly from April.• Verifiable Costs – Three new verifiable cost submissions were approved during May representing 1,100 MW.

Market Extracts and Reports O 1 1M t d t t t d d i M d 23 5M d l d• Market Extracts and Reports – Over 1.1M reports and extracts were posted during May and over 23.5M downloads occurred.

• Disputes – A total of 343 disputes have been filed since Nodal go-live. The volume of disputes continues to be low.• REPs and QSEs Added/Terminated

0 new REPs 0 terminated REP

2 ERCOT PublicJune 21, 2011

– 0 new REPs – 0 terminated REP– 3 new QSEs – 2 terminated QSEs

Overall Activity

Transaction Type

Retail Transactions Summary

05/31/2011 05/31/2010 2011 2010YTD May

Transaction TypeSwitches 307,753

Move - Ins 851,733

05/31/2011289,435

902,605

05/31/201060,910

177,993

201159,680

191,475

2010

,

Move Out

CSA 131 912

,

176 918

,

93,555

26 666

,

108,148

38 457

436,249 493,710

CSA 131,912 176,918 26,666 38,457

Mass Transition 22,056 0 14,869 0(Continuous Service Agreement)

Total 1,749,703

Since 1 2001

1,862,668 373,993 397,760

3

June 1, 2001 42,131,295

ERCOT PublicJune 21, 2011

Retail Transactions SummarySwitches Move‐Ins

Move‐Outs Mass Transition

*Due to Mass Acquisition of Customers . No default occurred.

*


Retail Performance Measures – 2011 Switch 1st Quarter 2nd Quarter

3rd Quarter 4th Quarter


1st Quarter 2nd Quarter

Retail Performance Measures – 2011 Move-In / Priority



1st Quarter 2nd Quarter

Retail Performance Measures – 2011 Move-In / Standard



Migration from Native Affiliate REP

% of ESI IDs% of Load 1

R id ti l

at4/30/11

at4/30/11

at4/30/10

50%54%57%

at4/30/10

52%Residential

Small Non-Residential

50%

57%

54%

61%

57%

82%

52%

81%

Large Non-Residential 78%80%79% 78%

1 - Percent of Deregulated (Non-NOIE) ESI IDs and Load. Usage based on monthly ttl t lt

8June 21, 2011 ERCOT Public

settlement results.

Advanced Meter Settlement Impacts

• Now settling more than 3M ESIIDs using Advanced Meter data!

• More than 99% of actual reads from AMS are available for initial settlement.

More than 70% of the load in ERCOT is settled with 15-min interval data (AMS and IDR).


ERCOT Wide Load Volumes by Meter Type – INITIAL Settlement


Settlements and Billing Performance Measures – May 2011

To Date May05/31/11 201105/31/11 2011

Settlement Statements:Zonal 44,436 5,692Day Ahead Market 35,170 6,101Real Time Market 60,758 13,821Total 140,364 25,614Untimely 199 0Balance 140,165 25,614% Within Protocol 99.86% 100.00%

I iInvoices:Zonal 4,792 720Day Ahead Market 35,170 6,101Real Time Market 5,115 898

CRR Auction* 504 90

Balancing Account* 890 193 CRR Auction Revenue Disbursement (CARD) 796 99

Total 47,267 8,101

Untimely - -

Balance 47 267 8 101


Balance 47,267 8,101 % Within Protocol 100% 100%

May 2011 Market Total Settlement Dollars


Reliability Services

May 2011 ($'s in millions)

Reliability Unit CommitmentReliability Unit Commitment

• Make Whole Payments ($2.76)• Claw Back Charges $0.87

Total Reliability Unit Commitment ($1.88)

• Capacity Short Charges $2.76 • Make Whole Uplift $0.00

• RUC Decommitment Payments $0.00

Note:Positive amounts are a charge to the Market ParticipantNegative amounts are a payment to the Market Participant


Capacity Services - Cost

May($'s in millions)

May($'s in millions)

2010 2011Capacity Services**:Reg Up $4.7 $4.5 Reg Down $4.2 $3.2 Responsive Reserve $8.3 $13.0 Non-Spinning Reserve $5.3 $8.2 Black Start $0.5 $0.4 RMR Capacity* $1.3 $0.0 Voltage Services - Reactive Power n/a $0.0 Voltage Services - Lost Opportunity n/a $0.0 TOTAL CAPACITY SERVICES $24.3 $29.3

* Includes Stand-by, Energy, and Non-Performance**Includes Day-Ahead Market and Supplementary Ancillary Service Markets


Capacity Services - Volumes

Reg Up*: May 2010 May 2011Required (MW) 640,447 438,748 Self Arranged (MW) 126,816 13,482

Procured DAM (MW) 425,267 Procured RTM (MW) 266 Failure to Provide (MW) 330 Total Procured 515,659 425,532 % Procured 80.5% 97.0%

Reg Down*:Required (MW) 680,682 375,848 Self Arranged (MW) 138,659 20,897

Procured DAM (MW) 354,951 Procured RTM (MW) 329 ( )Failure to Provide (MW) 331 Total Procured 543,806 355,279 % Procured 79.9% 94.5%

Responsive Reserve:Required (MW) 1,708,887 1,711,308 Self Arranged (MW) 650,988 393,666

Procured DAM (MW) 1,317,642 Procured RTM (MW) 1,364 Failure to Provide (MW) 1,384 Total Procured 1,060,306 1,319,006 % Procured 62.0% 77.1%

Non-Spinning Reserve:Required (MW) 1 189 794 1 309 567Required (MW) 1,189,794 1,309,567 Self Arranged (MW) 306,380 125,820

Procured DAM (MW) 1,183,747 Procured RTM (MW) -Failure to Provide (MW) -Total Procured 885,808 1,183,747 % Procured 74 5% 90 4%


% Procured 74.5% 90.4%

*A/S Methodology changed in Dec 2010

Energy Settlement

M 2011May 2011 ($'s in millions)

• Day Ahead Market Energy Settlement

Energy Purchases $424.27

Point to Point Obligations Purchases $27.99

RMR Day Ahead Revenue $0.00

Energy Sales ($413.76)

Day Ahead Congestion Rent $38.50

Day Ahead Make Whole Payments ($0.23)

• Real Time Market Energy SettlementReal Time Energy Imbalance

~Resource Node Settlement Points ($581.24)

~Load Zone Settlement Points $801.57

~ Hub Settlement Points ($176.69)($ )

Real Time Congestion from Self Schedules $0.19

Block Load Transfers and DC Ties ($7.02)

Energy Settlements Impact to Revenue Neutrality $36.82

Emergency Energy Payments ($0.05)Base Point Deviation $0 47Base Point Deviation $0.47

(MWh in millions)Real Time Metered Generation 27.53

Note:Positive amounts are a charge to the Market Participant


Positive amounts are a charge to the Market ParticipantNegative amounts are a payment to the Market Participant

Congestion Management


• Auction DisbursementsAnnual Auction $0.00 Monthly Auction ($31.39)Total Disbursements ($31.39)

• CRR SettlementDay Ahead CRR Settlement ($33.40)y ( )Day Ahead CRR Short Charges $0.27 Day Ahead CRR Short Charges Refunded ($0.27)Real Time CRR Settlement ($8.08)Real Time CRR Short Charges $0.04 Real Time CRR Short Charges Refunded ($0 04)Real Time CRR Short Charges Refunded ($0.04)Total Proceeds ($41.48)

• PTP Obligations Acquired in DAMDay Ahead Point to Point Obligation Settlement $27.99 Real Time Point To Point Obligation Settlement ($27 35)Real Time Point To Point Obligation Settlement ($27.35)Net Settlement $0.63




Net Impact to Load


Market-Based Fees

Auction Disbursements ($31.39)

Balancing Account Proceeds ($5.10)

Net Reliability Unit Commitment $1.88

Capacity Services* $29 32Capacity Services $29.32

Real Time Revenue Neutrality ($1.38)

Emergency Energy Payments $0.05

Base Point Deviation Charge ($0.47)

($7 10)($7.10)

ERCOT Fees

ERCOT Administrative Fee $11.57 Net Impact to Load $4.47


* RMR included in Capacity Services



Revenue Neutrality


Note:Positive amounts are a charge to the Market ParticipantNegative amounts are a payment to the Market Participant

Daily DAM and RTM Activity


Verifiable Costs


Extract & Report Postings

Market Extract & Report PostingsMarket Extract & Report PostingsRun on Jun 7, 2011 2:01:39 PM

Start Date: May 1, 2011End Date: May 31, 2011

Posting Classifications:

TOTAL POSTINGS TOTAL FILE SIZE (GB)1,117,955 173.35


Posting Classifications:Certified = Available only to the Market Participant owning that dataSecure = Available to any Market Participant with a digital certificatePublic = Available to all Market Participants & general public (via ERCOT.com)

Extract & Report Postings

Top 10 Market Extract & Report PostingsTop 10 Market Extract & Report PostingsRun on Jun 7, 2011 2:02:39 PM



Extract & Report Downloads

Market Extract & Report DownloadsMarket Extract & Report DownloadsRun on Jun 7, 2011 2:01:06 PM


Posting Classifications:

TOTAL DOWNLOADS TOTAL FILE SIZE (GB)23,567,580 1,190.27


Posting Classifications:Certified = Available only to the Market Participant owning that dataSecure = Available to any Market Participant with a digital certificatePublic = Available to all Market Participants & general public (via ERCOT.com)

Extract & Report Downloads

Top 10 Market Extract & Report DownloadsTop 10 Market Extract & Report DownloadsRun on Jun 7, 2011 2:02:13 PM



ERCOT Wholesale Market Settlement Dispute Report

CRR Market Day‐Ahead Mkt Real Time Mkt

May 2011

CRR Market Day‐Ahead Mkt Real Time Mkt

Current Month*

SinceDec 1, 2010

Current Month*

SinceDec 1, 2010

Current Month*

SinceDec 1, 2010

Received 0 17 9 65 19 261

Granted 0 1 1 1 20 68

Granted w/Exception 0 0 2 2 4 10

Denied 1 15 3 47 30 104

In Process 0 1 0 15 0 79

*Some current month activity is on disputes that were received in prior months.


REPs and QSEs Added/Terminated – as of May 31, 2011

• Added REPs • Added QSEs N/A Dynasty Power Inc (QSE – L1)

Dyon LLC (QSE L1) Dyon LLC (QSE – L1) North Maple Energy LLC (QSE – 1)

• Terminated REPs • Terminated QSEs N/A Jump Power LLC (QSE – L1)

SESCO Enterprises LLC (QSE) SESCO Enterprises LLC (QSE)

QSE Count Level Qualification Description83 1 Performs Inter‐QSE trades only; no direct representation of Load Serving Entity or Resource Entity129 2 Represents Load Serving Entity ; no direct representation of Resource Entity61 3 Represents Load Serving Entity and/or Resource Entity without providing Ancillary Services52 4 Represents Load Serving Entity and/or Resource Entity and provides Ancillary Services


325 total (includes Sub‐QSEs)

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Commercial Market Operations Report · Reg Up*: May 2010 May 2011 Required (MW) 640,447 438,748...

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