Page Ref: P-4A

Time Weighted/Integrated Real Time LBMP - Zonal

--- LBMP $--- Marginal Cost of Losses--- Marginal Cost of Congestion--- Scarcity Pricing In Effect (Y/N)
Zonal PricesDate: 10/07/2007
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CAPITL
61757
82.05 85.48 88.70 80.06 77.35 74.11 54.75 37.94 71.53 79.56 76.82 71.65 56.83 47.67 48.58 35.67 55.31 43.76 66.50 73.30 73.84 72.72 60.37 48.44
3.20 3.73 3.79 3.41 3.51 3.42 2.44 1.70 3.41 3.52 2.68 1.89 1.37 1.46 1.50 1.07 1.83 1.33 1.82 2.49 2.24 2.25 1.90 1.76
0.00 0.00 0.00 0.00 0.00 0.00 -6.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

CENTRL
61754
77.53 79.71 82.87 74.73 71.79 68.79 45.83 35.32 66.39 74.31 72.85 68.80 54.77 45.86 46.87 34.41 53.27 42.24 64.50 70.59 71.65 70.31 58.05 46.09
-1.32 -2.04 -2.04 -1.92 -2.06 -1.90 -1.18 -0.92 -1.73 -1.73 -1.29 -0.96 -0.69 -0.34 -0.21 -0.20 -0.20 -0.18 -0.17 -0.23 0.05 -0.16 -0.42 -0.59
0.00 0.00 0.00 0.00 0.00 0.00 -0.71 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

DUNWOD
61760
83.79 86.98 90.31 81.53 78.64 75.23 54.79 39.52 73.06 81.17 78.87 74.49 59.30 49.73 50.80 37.27 57.55 45.43 69.09 75.67 76.48 75.05 62.49 49.99
4.93 5.24 5.40 4.89 4.79 4.55 3.44 2.53 4.79 5.12 4.65 4.50 3.74 3.53 3.72 2.67 4.07 3.00 4.16 4.86 4.88 4.59 4.02 3.26
0.00 0.00 0.00 0.00 0.00 0.00 -5.06 -0.75 -0.15 0.00 -0.09 -0.22 -0.11 0.00 0.00 0.00 0.00 0.00 -0.26 0.00 0.00 0.00 0.00 -0.04
NNNNNNNNNNNNNNNNNNNNNNNN

GENESE
61753
75.37 76.81 79.68 71.96 68.89 65.95 43.73 33.93 63.39 71.22 70.28 66.61 52.82 44.28 45.23 33.47 51.84 41.15 62.87 68.76 69.55 68.41 56.37 44.75
-3.48 -4.93 -5.23 -4.69 -4.95 -4.74 -3.14 -2.31 -4.73 -4.83 -3.85 -3.16 -2.64 -1.92 -1.85 -1.13 -1.64 -1.28 -1.80 -2.05 -2.04 -2.06 -2.11 -1.92
0.00 0.00 0.00 0.00 0.00 0.00 -0.57 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

H Q
61844
78.58 81.55 84.70 43.49 73.63 70.46 80.06 66.86 67.99 76.07 74.31 69.99 55.57 45.99 46.73 34.36 53.02 42.15 64.41 70.39 71.24 70.19 58.25 46.39
-0.27 -0.20 -0.20 -0.09 -0.21 -0.23 -0.49 -0.21 -0.13 0.02 0.17 0.23 0.12 -0.22 -0.35 -0.24 -0.46 -0.28 -0.26 -0.42 -0.36 -0.27 -0.22 -0.29
0.00 0.00 0.00 0.01 0.00 0.00 1.05 -15.33 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

HUD VL
61758
83.55 86.70 90.02 81.23 78.32 74.91 54.10 38.59 72.63 80.90 78.54 73.98 59.00 49.55 50.62 37.16 57.38 45.33 68.74 75.57 76.37 74.93 62.30 49.77
4.69 4.95 5.11 4.59 4.48 4.22 3.21 2.35 4.51 4.85 4.41 4.22 3.54 3.34 3.54 2.56 3.89 2.90 4.06 4.75 4.78 4.46 3.83 3.09
0.00 0.00 0.00 0.00 0.00 0.00 -4.60 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

LONGIL
61762
86.00 89.11 92.59 83.51 80.57 77.00 74.80 73.23 81.17 83.06 86.02 86.53 85.63 85.98 85.94 85.10 84.70 83.24 85.60 85.82 84.56 80.77 81.02 79.07
7.15 7.36 7.68 6.86 6.72 6.32 4.80 3.56 6.48 7.01 7.10 6.83 5.70 5.11 5.35 3.82 5.88 4.38 6.36 7.45 7.44 7.03 5.93 4.73
0.00 0.00 0.00 0.00 0.00 0.00 -23.70 -33.44 -6.57 0.00 -4.78 -9.93 -24.48 -34.67 -33.50 -46.68 -25.34 -36.43 -14.57 -7.55 -5.52 -3.27 -16.61 -27.66
NNNNNNNNNNNNNNNNNNNNNNNN

MHK VL
61756
80.73 83.44 86.64 78.18 75.23 72.12 47.94 37.05 69.92 78.25 76.44 72.01 57.22 47.62 48.53 35.63 55.13 43.74 66.72 73.28 74.18 72.79 60.16 47.80
1.88 1.70 1.73 1.53 1.39 1.44 1.00 0.81 1.80 2.21 2.30 2.25 1.76 1.41 1.45 1.03 1.65 1.31 2.06 2.47 2.58 2.33 1.69 1.12
0.00 0.00 0.00 0.00 0.00 0.00 -0.63 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

MILLWD
61759
83.66 86.79 90.12 81.33 78.43 75.03 54.26 38.67 72.78 81.03 78.69 74.13 59.11 49.66 50.73 37.24 57.49 45.40 68.80 75.65 76.45 74.99 62.38 49.84
4.80 5.04 5.21 4.68 4.59 4.34 3.30 2.43 4.66 4.98 4.56 4.37 3.66 3.45 3.65 2.63 4.01 2.98 4.12 4.84 4.86 4.52 3.91 3.17
0.00 0.00 0.00 0.00 0.00 0.00 -4.66 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

N.Y.C.
61761
114.55 87.59 91.01 82.19 79.26 75.83 54.77 39.07 85.10 105.61 89.28 108.18 92.10 83.88 84.82 72.81 90.79 79.94 100.53 106.88 84.20 96.10 62.94 50.28
5.52 5.85 6.10 5.54 5.41 5.14 3.84 2.83 5.28 5.65 5.19 5.17 4.24 3.92 4.12 2.96 4.51 3.33 4.64 5.37 5.40 5.08 4.47 3.60
-30.17 0.00 0.00 0.00 0.00 0.00 -4.62 0.00 -11.69 -23.92 -9.95 -33.25 -32.41 -33.75 -33.62 -35.24 -32.80 -34.18 -31.22 -30.69 -7.21 -20.55 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

NORTH
61755
79.05 82.10 85.25 76.97 74.11 70.93 46.21 36.35 68.54 76.87 75.22 70.87 56.23 46.45 47.00 34.54 53.40 42.41 64.84 70.94 71.75 70.60 58.47 46.52
0.19 0.35 0.34 0.32 0.26 0.24 -0.09 0.12 0.43 0.82 1.09 1.11 0.78 0.24 -0.08 -0.06 -0.08 -0.02 0.17 0.13 0.15 0.13 0.00 -0.16
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

NPX
61845
81.85 85.45 88.73 45.52 77.58 74.28 85.00 69.90 71.80 79.64 76.90 71.74 56.90 47.81 48.73 35.77 55.54 43.87 66.59 73.33 73.82 72.81 60.55 48.70
3.00 3.70 3.82 1.95 3.74 3.59 4.45 2.83 3.68 3.60 2.77 1.98 1.44 1.60 1.65 1.16 2.06 1.44 1.92 2.52 2.22 2.34 2.07 2.02
0.00 0.00 0.00 0.01 0.00 0.00 1.05 -15.33 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

O H
61846
73.60 74.45 77.58 40.00 67.03 64.09 72.79 61.00 60.75 68.29 67.83 72.20 50.99 42.78 43.72 32.31 50.28 39.85 61.16 66.41 67.25 66.58 55.02 43.74
-5.26 -7.30 -7.33 -3.57 -6.82 -6.60 -7.76 -6.07 -7.38 -7.76 -6.31 -5.78 -4.46 -3.43 -3.37 -2.30 -3.21 -2.58 -3.52 -4.41 -4.35 -3.89 -3.45 -2.94
0.00 0.00 0.00 0.01 0.00 0.00 1.05 -15.33 0.00 0.00 0.00 -3.54 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

PJM
61847
73.73 73.89 77.47 43.53 66.88 63.98 50.71 67.14 63.44 69.80 68.87 66.49 100.00 86.00 90.55 33.09 34.00 40.63 29.00 67.86 69.89 68.19 60.97 43.92
-5.12 -7.86 -7.44 -0.05 -6.97 -6.71 -0.22 0.07 -4.68 -6.25 -5.26 0.90 1.17 1.64 2.63 -1.52 1.35 -1.80 1.07 -2.95 -1.71 -2.28 0.69 -2.76
0.00 0.00 0.00 0.01 0.00 0.00 30.66 -15.33 0.00 0.00 0.00 8.84 -28.13 -16.74 -15.40 0.00 26.74 0.00 41.93 0.00 0.00 0.00 -6.09 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

WEST
61752
74.10 74.92 78.14 70.58 67.45 64.51 42.90 32.98 61.48 69.11 68.59 65.33 51.76 43.53 44.60 32.83 51.08 40.46 62.10 67.49 68.64 67.69 55.79 44.20
-4.76 -6.83 -6.77 -6.07 -6.39 -6.17 -4.14 -3.26 -6.64 -6.94 -5.54 -4.43 -3.70 -2.67 -2.48 -1.78 -2.40 -1.97 -2.58 -3.32 -2.96 -2.77 -2.68 -2.48
0.00 0.00 0.00 0.00 0.00 0.00 -0.74 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN