1. CSWG Update To COPS 11/6/2012
Jim Galvin

2. Settlement Observations- LZ to Hub Sep 2012 to Oct 2012
Load Zone/HUB RTSPP
Period:
Sep-12
Location Average
Zone over HUB Comparison
Location
RTSPP Average
Row Labels
Average RTSPP
Zone over HUB Delta
LZ_HOUSTON
$27.61
HB_HOUSTON
$25.27
$2.33
LZ_NORTH
$25.22
HB_NORTH
$25.08
$0.14
LZ_SOUTH
$25.81
HB_SOUTH
$24.97
$0.84
LZ_WEST
$39.47
HB_WEST
$23.60
$15.87
LZ_AEN
Grand Total
$29.53
$24.73
$4.80
LZ_CPS
$25.11
Load Zone/HUB RTSPP
Period:
Oct-12
Location Average
Zone over HUB Comparison
Location
RTSPP Average
Row Labels
Average RTSPP
Zone over HUB Delta
LZ_HOUSTON
$26.39
HB_HOUSTON
$25.92
$0.47
LZ_NORTH
$27.19
HB_NORTH
$26.79
$0.40
LZ_SOUTH
$26.08
HB_SOUTH
$26.27
-$0.19
LZ_WEST
$57.48
HB_WEST
$27.77
$29.70
LZ_AEN
$27.00
Grand Total
$34.28
$26.69
$7.60
LZ_CPS
$26.86
Date
Meeting Title (optional)

3. Settlement Observations- LZ to Hub Oct Year over Year
Load Zone/HUB RTSPP
Period:
Oct-12
Location Average
Zone over HUB Comparison
Location
RTSPP Average
Row Labels
Average RTSPP
Zone over HUB Delta
LZ_HOUSTON
$26.39
HB_HOUSTON
$25.92
$0.47
LZ_NORTH
$27.19
HB_NORTH
$26.79
$0.40
LZ_SOUTH
$26.08
HB_SOUTH
$26.27
-$0.19
LZ_WEST
$57.48
HB_WEST
$27.77
$29.70
LZ_AEN
$27.00
Grand Total
$34.28
$26.69
$7.60
LZ_CPS
$26.86
Load Zone/HUB RTSPP
Period:
Oct-11
Location Average
Zone over HUB Comparison
Location
RTSPP Average
Row Labels
Average RTSPP
Zone over HUB Delta
LZ_HOUSTON
$28.61
HB_HOUSTON
$27.71
$0.91
LZ_NORTH
$27.28
HB_NORTH
$22.32
$4.96
LZ_SOUTH
$32.10
HB_SOUTH
$29.65
$2.45
LZ_WEST
$25.56
HB_WEST
-$1.72
LZ_AEN
$28.35
Grand Total
$28.39
$26.74
$1.65
LZ_CPS
$34.12
Date
Meeting Title (optional)

4. October 2012 Price Volatility
Max Prices October 2012
Row Labels
Max of Average
LZ_HOUSTON
$58.29
LZ_NORTH
$40.39
LZ_SOUTH
$113.80
LZ_WEST
$63.76
LZ_AEN
$45.16
LZ_CPS
$190.59
HB_HOUSTON
$48.57
HB_WEST
$36.96
HB_SOUTH
$83.36
HB_NORTH
$40.73
Min Prices October 2012
Row Labels
Min of Average
LZ_HOUSTON
$21.45
LZ_NORTH
$20.09
LZ_SOUTH
$20.95
LZ_WEST
$2.82
LZ_AEN
$20.82
LZ_CPS
$20.90
HB_HOUSTON
$19.89
HB_WEST
$2.32
HB_SOUTH
$21.02
HB_NORTH
$20.12
$RTSPP- October 16, 2012

5. Cost to Serve Load- Oct 2012 v 2011
Cost to Serve Load Summary:
Oct-11
$1.09
Oct-10
$1.33
Oct-12
Arithmetic Average Related Charges
Non-Spin Rsrv Chrg
Reg Dn Srvc Chrg
Reg Up Srvc Chrg
Rspnsv Rsrv Srvc Chrg
RENA
On-Peak
$0.05
$0.03
$0.10
$0.76
$0.21
Off-Peak
$0.04
$0.08
$0.09
$0.73
Average
$0.06
$0.75
$0.15 $ $ $ $ $ $ $ $ $ $ $ $ $ $ $

6. Settlement Observations- Summary
Market prices continue slight downward trend, although congestion events in October show some high price move on Oct. 16
Market Prices continue the trend of declining from 2011 compared to 2012 even with weather impact excluded
Lower Nat Gas prices
Fewer intervals of high price spikes
West Zone to Hub continues to see price separation
Revenue Neutrality volatility trending down, almost identical to this time last year

7. NPRR 347 Implementation Plan- THIS MONTH!
Last DAM Invoice is for Operating Day 11/7,
Posts on 11/9
Payments due to ERCOT on 11/15, on the 3rd BBD
Last RTM Invoice posts on 11/15
Payments due to ERCOT on 11/26, on the 5th BBD
First Settlement Invoice posts on 11/12
Payments due to ERCOT on 11/14, on the 2nd BBD
Settlement Calendar
Entries for Settlement Invoices will be added in October
DAM Invoice and RTM Invoice entries will be deleted in November
Link to ERCOT presentation:

8. Shortening RT Settlement Timeline
As directed by COPs with requests from PUCT Commissioners, CSWG and COPS will initiate a joint workshop following COPs to evaluate reducing further the RT Settlement timeline
Activity supports other ISO/RTOs move on FERC # 741 and on CFTC initiatives around Dodd-Frank
Workshop will focus on impacts, cost and benefit to stakeholders and ERCOT Staff to report back to TAC on the feasibility
Workshop will meet after COPs on Nov. 6, potential follow-up items will be addressed (TBD)

9. Other CSWG Initiatives
Discussions on supporting COPs for 2013
CSWG is concerned that there is no forum for the items discussed in our venue
Base Point Deviation Extract issue-
Vote today at COPs, no real consensus from CSWG members
Pre-Pay Accounts
Service Level Agreement up for review

10. Questions?
Date
Meeting Title (optional)