PDCWG Report to ROS
description
Transcript of PDCWG Report to ROS
PDCWG Report to ROS
Sydney L. Niemeyer - Chair
January 11, 2007
PDCWG Report to ROSJanuary 11, 2007
• PDCWG has not met since last ROS meeting.
• Next meeting Jan 23 & 24.
• Chair and Vice Chair nominations:– Chair: Bob Green – Garland Power & Light– Vice Chair: Stephen Knapp – Constellation
Energy Commodities Group, Inc.
ERCOT CPS1 by Interval December 129.47
ERCOT CPS1 15 Minute Average - Monthly Score
0
20
40
60
80
100
120
140
160
180
Interval Ending
December-06
ERCOT CPS1 by Day- December 2006ERCOT CPS1 By Day - December 2006
0
10
20
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40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
Day
0
3500
7000
10500
14000
17500
21000
24500
28000
31500
35000
38500
42000
45500
49000
52500
56000
59500
63000
66500
70000
SCPS1 Avg SCPS1 ERCOT Pk Load
129.47 Monthly CPS1 for ERCOT142.02 Year Rolling Average
100
110
120
130
140
150
160
170
Au
g-0
1O
ct-0
1D
ec
-01
Fe
b-0
2A
pr-0
2J
un
-02
Au
g-0
2O
ct-0
2D
ec
-02
Fe
b-0
3A
pr-0
3J
un
-03
Au
g-0
3O
ct-0
3D
ec
-03
Fe
b-0
4A
pr-0
4J
un
-04
Au
g-0
4O
ct-0
4D
ec
-04
Fe
b-0
5A
pr-0
5J
un
-05
Au
g-0
5O
ct-0
5D
ec
-05
Fe
b-0
6A
pr-0
6J
un
-06
Au
g-0
6O
ct-0
6D
ec
-06
CP
S1
Av
era
ge
100
110
120
130
140
150
160
170
Monthly Avg 12 Mo Rolling Avg Trend (12 Mo Rolling Avg)
ERCOT Frequency Control Performance
to NERC CPS1 Standard
Daily RMS1
0.0100
0.0150
0.0200
0.0250
0.0300
0.0350
0.0400
1/1/2
000
4/1/2
000
7/1/2
000
10/1
/2000
1/1/2
001
4/1/2
001
7/1/2
001
10/1
/2001
1/1/2
002
4/1/2
002
7/1/2
002
10/1
/2002
1/1/2
003
4/1/2
003
7/1/2
003
10/1
/2003
1/1/2
004
4/1/2
004
7/1/2
004
10/1
/2004
1/1/2
005
4/1/2
005
7/1/2
005
10/1
/2005
1/1/2
006
4/1/2
006
7/1/2
006
10/1
/2006
1/1/2
007
Daily RMS1
0.0100
0.0150
0.0200
0.0250
0.0300
0.0350
0.0400
1/1/2
004
4/1/2
004
7/1/2
004
10/1
/2004
1/1/2
005
4/1/2
005
7/1/2
005
10/1
/2005
1/1/2
006
4/1/2
006
7/1/2
006
10/1
/2006
1/1/2
007
Best days in Dec 2006 12-24 & 12-25
Poorest days in Dec 2006 12-11, 12-14 & 12-15
December 11, 2006
Hour CPS1 CPS1Ending Hourly Daily Avg
1:00 115.592:00 -15.16 50.223:00 105.65 68.694:00 141.18 86.815:00 109.66 91.386:00 102.41 93.227:00 -1.80 79.658:00 63.58 77.649:00 112.33 81.49
10:00 140.30 87.3711:00 98.15 88.3512:00 126.00 91.4913:00 129.33 94.4014:00 117.93 96.0815:00 89.58 95.6516:00 134.80 98.1017:00 147.80 101.0218:00 111.66 101.6119:00 89.64 100.9820:00 122.49 102.0621:00 114.20 102.6322:00 125.87 103.6923:00 138.40 105.20
0:00 99.09 104.95
December 14, 2006
Hour CPS1 CPS1Ending Hourly Daily Avg
1:00 120.792:00 123.58 122.193:00 126.71 123.694:00 136.63 126.935:00 130.54 127.656:00 112.46 125.127:00 123.30 124.868:00 147.33 127.679:00 164.04 131.71
10:00 125.49 131.0911:00 140.54 131.9512:00 140.80 132.6813:00 138.61 133.1414:00 118.22 132.0715:00 125.32 131.6216:00 134.63 131.8117:00 149.50 132.8518:00 88.45 130.3819:00 132.62 130.5020:00 138.36 130.9021:00 149.09 131.7622:00 81.32 129.4723:00 -395.38 106.65
0:00 -30.65 100.93
December 15, 2006
Hour CPS1 CPS1Ending Hourly Daily Avg
1:00 -32.362:00 120.27 43.953:00 146.25 78.054:00 82.22 79.095:00 145.32 92.346:00 100.87 93.767:00 71.99 90.658:00 130.71 95.669:00 142.44 100.86
10:00 107.93 101.5611:00 110.93 102.4212:00 100.86 102.2913:00 105.20 102.5114:00 108.08 102.9115:00 89.76 102.0316:00 148.23 104.9217:00 130.54 106.4318:00 90.60 105.5519:00 108.47 105.7020:00 136.94 107.2621:00 117.00 107.7322:00 133.41 108.8923:00 -50.77 101.95
0:00 111.84 102.36
ERCOT CPS1 Hourly on Dec 11, 14 & 15, 2006
QSE Control Performance 2006
• http://www.ercot.com/mktinfo/reports/sce_qse/index.html
• SCPS1 requires a minimum score of 100.0 to pass the monthly metric.
• SCPS2 requires a minimum score of 90.0 to pass the monthly metric.
• Wind only QSEs are measured, but have not been required to pass the metric.
266
241.7
207.1
127.5 131.4
168162.1
155.2
135.5
161
244.9
51.1 52
72
65.4
89.591.9 90.5 90.1 89.9 90.1 90.6
0
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60
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120
150
180
210
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300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
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Pa
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00
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rea
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0
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SC
E (
MW
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SCPS1 SCPS2 Avg Abs SCE
American Electric Power Service
SCPS2 Minimum
SCPS1 Minimum
181.8 183.4 187.7179.3
190.9 190.2 189.3 190.7197.2 197.3
202.6
96.2 95.5 95.7 95 95.9 97.694.2
96.5 97.393.1 93.4
0
30
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150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
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Pa
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rea
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0
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SC
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
ANP Funding 1 LLC
15.4
127.6
195.1 195.4
175.6
96.8 97.8 96.6 95.2 93.9
0
30
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300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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SC
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
ANP MARKETING COMPANY (SQ1)
202.1
224.5218.9 218.6
209.9215.9
210.9 208.2 205.5 206.7 203.8
87.491.6
96.8 95.298.3 98.4 99.1 99.7 99.3
95.298.7
0
30
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180
210
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270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
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Pa
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00
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rea
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0
10
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SC
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MW
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
BPTX (SQ1)
179.3 179.8187.9 191.3 194 194 192.8 191.3 188.6 186.7
177.2
98.195 95.6
99.1 99 99.1 97.7 99.295.8 96.2 96.8
0
30
60
90
120
150
180
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300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
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Pa
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00
.0 o
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rea
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0
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SC
E (
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
BPTX (SQ2)
186.3 183.5 181.9188.9 185.9 188.8 185.3 188.5 187
95.598.4 97.1 97.1 98 97.6
93.896.2 97.8
0
30
60
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120
150
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210
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270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
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Pa
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00
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rea
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0
10
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SC
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SC
E (
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
BPTX (SQ3)
204.9 205.9 205.3201.1
194.9203.6
231.4
201.9
174.1182.2
197
90.9 90.7 90.3 90.192.9 92.4
90.6 91.4 92.1 93.891.7
0
30
60
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150
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210
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270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
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Pa
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rea
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0
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SC
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SC
E (
MW
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
BRAZOS ELECTRIC POWER CO OP INC
154
184.6190.3
173.8 171.8 170.7
184.7
169.9163.1
154.5 151.6
97.6 97.1 96.192.3
98.1 96 95.8 94.697.7 97 97.8
0
30
60
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120
150
180
210
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270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
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Pa
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
BTU QSE SERVICES INC
170.1165.6
174.5
107.7
163.3170.4
158 160.7
146.4
164.3169.2
94.490.2
88.2 89.6 89.9 90.3 89.8 90 91.293.8 93
0
30
60
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120
150
180
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300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
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Pa
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
CALPINE POWER MANAGEMENT LP
172.2164 165.9
152.3158.6
165.3175.4 175.4
170.9163.5 166
94.6 93.3 93.791.9 93 92.9 93.6
91.6 92.890.5 90.6
0
30
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300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
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SC
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
CITY OF AUSTIN DBA AUSTIN ENERGY (QSE)
175180.3
189.2
175.4 178.9188.1 187.9
192.5
172.3178.1
169.9
99.2 99.2 98.6 96.5 99.2 99.5 99.7 99.4 99.1 98.9 98.9
0
30
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
CITY OF GARLAND (QSE)
190.1
157.1
178.1172.6 171.8
176.4182.9 179.2
171 172.7 174.8
75.1
66.3
89.3 88.7 89.6 90.9
97.4 97.293.5 92.5
94.4
0
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
CITY OF SAN ANTONIO PUBLIC SERVICE (QSE)
147.5 149.3143.8
172.1
141.4
153.6 157.9
132.1
150.4
166.7
210.7
96.1 96.694.5 92.9
94.8 94.2 94.290.4
95.5 95.3 96.2
0
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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ate
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E (
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
CONSTELLATION ENERGY COMMODITIES GROUP INC.
67.8
115.6103.9
120.4 120.5114.9
109.8
123.5
111.9
97102.8
87.7
94.291.7
89.7 90.193.2
89.992.7
90.187.1
92
0
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300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
CONSTELLATION ENERGY COMMODITIES GROUP C INC.
236.5
250
236.3229.6 231.9
214.8204.9
218.5226 226.9
272.8
95.998.6 96.9 96.9 97.1 97.6 97.2 97.3
94.9 96.3 94.5
0
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
CORAL POWER LLC
234.7
259.7
223228.1
219.7
233.2
214.9220.2
225.1
246.1 249.7
91.295.6
92.1 92.5 91.2 90.693
90.7 90.194.5
90.1
0
30
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
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SC
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
CORAL POWER LLC (SQ2)
181.7 184.2192.1
166.5
182.3
200.4211.1
203.1193.9
200.2189.9
97.7 97.1 99.494
98.395.1
97.9 99 96.3 9598.8
0
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
DYNEGY POWER MARKETING INC.
142.1152
134.2
157.6
176.8171.2
182.5 180.8
165
149
127.5
92.2 93.7 92.890.2
92.4 93.7 92.8 93.495.3 93.9 92.6
0
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
EXELON POWER TEAM
227
208.7
191.7
127.7
66.9
201.7196 198.4
206.5 210.1198.8
83.8
92.2 93.8 94.690.5
92.9 91.2
96.393.6 95.3
93
0
30
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
FORMOSA UTILITY VENTURE LTD (QSE)
215.7
190.3200.6
193.1 195.5
182.3188.7
178
190.4198.1
192.6
89.3
95.791.5
94.196.3
94.2 94.4 94.3 93.2 93.689.8
0
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
FPL ENERGY POWER MARKETING
128.5
144.4135.1
129.4
154.3
166.1
152.1 149.1 151.4 149.9
135.1
8689
93.1 94.9 93.4 93.891.9
94 93.5 94.892.8
0
30
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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
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SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
FULCRUM POWER SERVICES LP
178.4 179 181.8 183.7 182.5 184.3 187.7 186.6178.6 174.7 174.4
98.2 99 98.9 98.8 98.4 98.9 99.4 98.6 98.4 98.1 97.4
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
LOWER COLORADO RIVER AUTHORITY (QSE)
115.7
146.8
210.5202
196.9201.4 198.6 197.5 199.5
67.9
51.3
96.1 96.7 96.8 95.5 96.6 97.4 99.9
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
MPOWER QSE LP (QSE)
169.6
186.2 189.7
203.4
186175.4 179.4
171.9
186.2 184173.1
96.7 95.197.6
93.1 94.3 94.3 95.4 93.7 94.7 92.996.2
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
NRG TEXAS/TEXAS GENCO II LP (QSE)
188.4
213.4
168.3177.6
216.8212
205.8 209.6200.5
204.9
227.7
92.6 90.9 91.5 91.5 92.490.5 90.4 90.9
93.7 94.9 95.1
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
RELIANT ENERGY ELECTRIC SOLUTIONS (QSE)
180.5185.7 190
184.6189.3 189.5 187.3 185.6
177.9 180.2185.6
97.8 98.4 99.2 98.3 97.7 99 98.1 98.2 97 96.7 97.5
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
SOUTH TEXAS ELECTRIC CO OP INC (QSE)
282.8
238.4232.3
193.6
223.2215.8
161.5
199.7
247.7
213.8
196.563.7
79.2
84.186.4
88.6 88.391.3 91.5
87.890.4 90.5
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
SUEZ ENERGY MARKETING NA INC
218.5
172.3 172.4
110 111.3121.2
126.7
100.2111.2
193.1 197.3
78.9
90.1 91.494.2
91.689.6
93.4 92.3 90.694.3
90.6
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
TENASKA POWER SERVICES CO
164.1
185.9176.3
183.7
87.8
93.996.2 98.7
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
TOPAZ POWER MANAGEMENT LP (SQ1)
168.5
186.5 185.6
221.6231.7
217.7
199.362.5
65
79.7
100 100
79.9
57.7
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
TRQ1 (SQ1)
161.3
115.2
154
173.5
148.4
183.4189.2
211205.2
83.980.4
83.7
88.892.3
9591.3
93.796.7
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
TRQ2 (SQ2)
142.2
122.7 125.4
207.5 210200.8 202.3
212.9221.8
91.790
95.793.4
97.595.6 94.5 94
97.7
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
TRQ3 (SQ3)
122.1
154.6
141.4147.1
160.6170.8 170.1
162.4
143.4
125.5 126.9
90 90.2 90.6 90.192.3 92.5 92.6 91 92 92.2 91.9
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
TXU PORTFOLIO MANAGEMENT COMPANY LP (QSE)
204.4 205.1 207
98.7 98.2 98.6
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
WESTAR (SQ1)
203.7208.2
96.693.9
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
AUTOMATED POWER EXCHANGE
261.9
70
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
MIRANT ENERGY TRADING LLC
237.6
213.8
225.4
208.4
2.9
84.1
199.9
90.8
97.393 94.4
91.188 88.4
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
SEMPRA TEXAS SERVICES LP
240.4230.5 226.6
231.3
157.3151.5
158.1
94.897.5 97.5 97.5 97.5 97.6
90.7
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
SEMPRA TEXAS SERVICES LP (SQ1)
173.8
148.2
78.9 80.3
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
TENASKA-OXY POWER SERVICES LP (TOPS) (SQ2)
Wind only QSEs
185.1192.9 196.3 196
191.3181.7 184.5
42.4 42.3
52.4 52.4
59.3
53.150.3
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
American Electric Power Service Corp (SQ3)
SCPS2 Minimum
SCPS1 Minimum
193.1
211.7
179.1
123.1
160.1169.5 165.9
194.8
160.3
203.2
140.1
25.7 26.228.8
23.9
17.7 17.619.7
25.122.6
11.8 12.8
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
CITY OF SAN ANTONIO PUBLIC SERVICE CPS WIND (SQ1)
196.2206.4
198
179189.3
208.6
171.8
211.6
188.9 188.8198.5
41.2
28.530.3 32
29.9
34.4 33.4 31.7
36.3
24.4
30.9
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
DIRECT ENERGY LP WTU (SQ2)
210 212.1
200.6209.7
221
200
114.9
208.5
35
23.9
10.1 10.8 10.7 9.35.8 6.8
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
FPL ENERGY POWER MARKETING (SQ3)
179.2
211.6223.2
195
230.7
181.1
214.7208.8
196.5
231.9
201.9
13.7
19.121.1 19.6 18.3
28.1
22.7 23.3
27.9 26.3
18.5
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
FPLE PMI (SQ1)
219.5
191.2200.1
175.3
204.9199.7 199.7
190.3
208.1 204.1
218.5
2226.2 25.3
2326.2 27.1
35.2 34
40.2
28.5
33.6
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
FPLE_WIND_FPL ENERGY MARKETING, INC (SQ2)
121.2
216.9
173.4
7.19.8 9.1
0
30
60
90
120
150
180
210
240
270
300
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
SC
PS
1 -
Pa
ss 1
00
.0 o
r G
rea
ter
0
10
20
30
40
50
60
70
80
90
100
SC
PS
2 -
Pa
ss 9
0.0
or
Gre
ate
r, A
vg A
bs
SC
E (
MW
)
SCPS1 SCPS2 Avg Abs SCE
SCPS2 Minimum
SCPS1 Minimum
TXU PORTFOLIO MANAGEMENT COMPANY LP (SQ1)