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: 10/11/2007
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CAPITL
61757
56.07 32.15 32.20 28.48 30.66 63.29 81.55 73.94 75.54 77.51 78.43 76.60 72.24 75.07 73.36 67.23 58.24 46.71 74.60 87.54 76.31 59.37 52.05 48.07
2.62 1.56 1.54 1.35 1.49 3.02 3.78 3.47 3.41 3.66 3.74 3.58 3.28 3.03 2.76 2.45 2.09 1.63 3.15 3.78 2.82 2.82 2.60 1.49
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 -1.75 -1.05 -0.54 0.00 0.00 0.00 0.00 -19.24
NNNNNNNNNNNNNNNNNNNNNNNN

CENTRL
61754
51.74 29.56 29.72 26.33 28.29 58.61 75.69 68.84 70.46 72.25 73.68 71.45 67.18 70.47 69.12 63.41 53.31 43.21 69.48 82.39 71.82 55.09 48.07 28.91
-1.71 -1.03 -0.94 -0.80 -0.89 -1.66 -2.08 -1.63 -1.67 -1.61 -1.01 -1.57 -1.78 -1.56 -1.48 -1.37 -1.10 -0.82 -1.43 -1.36 -1.67 -1.46 -1.38 -0.83
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 -2.39
NNNNNNNNNNNNNNNNNNNNNNNN

DUNWOD
61760
57.32 32.52 32.51 28.71 30.91 64.09 82.97 75.49 77.49 79.62 80.99 79.22 74.44 77.79 76.31 69.92 129.22 89.61 97.69 90.52 79.07 60.99 53.04 44.07
3.87 1.93 1.85 1.58 1.73 3.82 5.20 5.02 5.36 5.77 6.31 6.21 5.48 5.76 5.71 5.15 4.32 3.09 5.20 6.60 5.58 4.43 3.59 1.85
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 -70.49 -42.49 -21.57 -0.17 0.00 0.00 0.00 -14.89
NNNNNNNNNNNNNNNNNNNNNNNN

GENESE
61753
49.99 28.75 28.90 25.69 27.56 56.61 72.74 66.85 68.37 69.95 71.58 68.90 64.74 68.01 67.10 61.95 51.88 42.51 67.62 80.27 69.93 53.59 46.80 27.64
-3.46 -1.84 -1.77 -1.44 -1.62 -3.66 -5.03 -3.62 -3.76 -3.90 -3.10 -4.12 -4.22 -4.03 -3.49 -2.83 -2.53 -1.52 -3.29 -3.48 -3.56 -2.96 -2.65 -1.54
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -1.84
NNNNNNNNNNNNNNNNNNNNNNNN

H Q
61844
53.26 30.53 30.60 27.07 29.12 60.10 77.63 70.20 71.89 73.46 73.92 72.52 68.70 71.76 70.32 64.52 54.19 60.29 70.57 83.11 73.34 56.24 49.21 27.21
-0.19 -0.06 -0.06 -0.05 -0.05 -0.18 -0.14 -0.26 -0.24 -0.39 -0.77 -0.50 -0.26 -0.28 -0.28 -0.26 -0.22 -0.39 -0.34 -0.65 -0.15 -0.31 -0.25 -0.13
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 3.67 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

HUD VL
61758
57.05 32.41 32.43 28.66 30.86 63.97 82.85 75.28 77.18 79.22 80.54 78.76 73.99 77.34 75.86 69.50 51.52 42.85 73.82 90.09 78.81 60.78 52.87 43.93
3.61 1.81 1.77 1.53 1.68 3.70 5.08 4.82 5.05 5.37 5.85 5.74 5.03 5.31 5.26 4.72 3.99 2.94 5.01 6.35 5.31 4.22 3.42 1.76
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 6.89 4.12 2.10 0.02 0.00 0.00 0.00 -14.83
NNNNNNNNNNNNNNNNNNNNNNNN

LONGIL
61762
59.00 33.48 33.41 29.48 31.75 65.95 84.97 77.40 81.75 85.08 90.41 90.36 90.33 89.31 81.26 88.69 124.80 79.51 96.69 91.91 81.04 73.67 70.75 61.11
5.55 2.89 2.75 2.36 2.58 5.68 7.20 6.93 7.40 8.25 8.99 8.59 7.62 8.16 8.18 7.20 6.07 3.55 6.33 8.00 7.55 6.53 5.45 2.75
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -2.22 -2.98 -6.74 -8.76 -13.75 -9.12 -2.48 -16.71 -64.32 -31.93 -19.44 -0.15 0.00 -10.59 -15.85 -31.02
NNNNNNNNNNNNNNNNNNNNNNNN

MHK VL
61756
54.35 31.04 31.11 27.53 29.64 61.50 79.77 72.56 74.33 76.32 77.54 75.52 70.94 74.18 72.60 66.58 55.98 45.30 73.00 86.38 75.61 57.96 50.47 29.95
0.90 0.45 0.45 0.41 0.46 1.23 2.00 2.09 2.20 2.46 2.85 2.51 1.97 2.15 2.00 1.81 1.57 1.27 2.08 2.63 2.12 1.41 1.03 0.45
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 -2.16
NNNNNNNNNNNNNNNNNNNNNNNN

MILLWD
61759
57.14 32.44 32.44 28.66 30.86 63.96 82.85 75.37 77.35 79.47 80.83 79.05 74.26 77.62 76.14 69.76 55.66 45.35 75.26 90.31 79.01 60.92 52.97 44.16
3.69 1.85 1.79 1.53 1.68 3.69 5.09 4.90 5.23 5.62 6.14 6.04 5.30 5.59 5.54 4.99 4.22 3.05 5.20 6.56 5.52 4.36 3.52 1.81
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 2.96 1.73 0.85 0.01 0.00 0.00 0.00 -15.02
NNNNNNNNNNNNNNNNNNNNNNNN

N.Y.C.
61761
57.92 32.71 32.70 28.86 31.08 64.49 83.53 76.08 78.15 80.23 81.62 79.90 75.06 78.45 76.98 70.53 122.96 86.27 96.24 91.17 105.29 77.41 75.73 44.24
4.29 2.12 2.04 1.73 1.91 4.22 5.76 5.61 6.02 6.38 6.93 6.89 6.10 6.41 6.38 5.76 4.79 3.48 5.77 7.26 6.14 4.80 3.91 2.02
-0.19 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 -63.77 -38.75 -19.56 -0.15 -25.65 -16.06 -22.36 -14.89
NNNNNNNNNNNNNNNNNNNNNNNN

NORTH
61755
53.56 30.67 30.75 27.21 29.26 60.34 78.13 70.72 72.45 74.04 74.43 72.94 69.14 72.16 70.60 64.86 54.46 44.11 71.04 83.62 73.89 56.58 49.48 27.30
0.11 0.08 0.09 0.08 0.08 0.07 0.37 0.25 0.32 0.19 -0.26 -0.08 0.18 0.12 0.01 0.08 0.05 0.08 0.13 -0.14 0.39 0.02 0.03 -0.04
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
56.37 32.26 32.29 28.55 30.73 63.36 68.21 73.72 75.43 77.48 78.44 76.65 72.32 75.28 73.56 67.41 59.25 63.67 62.51 87.66 76.38 59.40 52.11 46.47
2.92 1.66 1.63 1.42 1.56 3.09 2.89 3.25 3.30 3.62 3.76 3.63 3.36 3.24 2.97 2.64 2.26 2.99 2.69 3.90 2.89 2.84 2.65 1.53
0.00 0.00 0.00 0.00 0.00 0.00 4.86 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -2.59 3.67 -3.88 -0.01 0.00 0.00 0.00 -17.60
NNNNNNNNNNNNNNNNNNNNNNNN

O H
61846
48.34 27.87 28.01 24.97 26.68 54.36 38.38 63.25 64.57 65.89 67.59 64.41 60.36 63.57 63.07 58.53 48.90 54.00 63.53 75.37 65.65 50.61 44.63 26.88
-5.11 -2.72 -2.65 -2.15 -2.49 -5.91 -6.43 -7.22 -7.56 -7.97 -7.10 -8.60 -8.60 -8.47 -7.53 -6.25 -5.51 -6.67 -7.39 -8.39 -7.85 -5.95 -4.82 -2.61
0.00 0.00 0.00 0.00 0.00 0.00 25.37 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 3.67 0.00 0.00 0.00 0.00 0.00 -2.16
NNNNNNNNNNNNNNNNNNNNNNNN

PJM
61847
49.23 27.20 27.65 24.53 26.32 54.95 71.44 63.59 65.09 66.47 80.01 66.09 61.34 65.05 63.87 59.06 43.75 61.25 62.46 76.98 66.64 69.00 44.46 32.51
-4.21 -3.39 -3.01 -2.60 -2.86 -5.32 -6.33 -6.88 -7.04 -7.38 0.99 -6.92 -7.62 -6.98 -6.73 -5.71 -4.25 0.58 -6.48 -6.76 -6.85 0.31 -4.99 -0.53
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -3.11 0.00 0.00 0.00 0.00 0.00 6.41 3.67 1.97 0.02 0.00 -6.56 0.00 11.56
NNNNNNNNNNNNNNNNNNNNNNNN

WEST
61752
48.84 27.99 28.22 25.13 26.87 55.08 70.01 64.21 65.61 66.98 68.99 65.71 61.45 64.88 64.23 59.47 49.77 40.87 64.72 77.02 66.94 51.41 45.19 27.35
-4.61 -2.60 -2.44 -2.00 -2.31 -5.18 -7.76 -6.26 -6.52 -6.87 -5.70 -7.30 -7.51 -7.15 -6.37 -5.30 -4.64 -3.16 -6.20 -6.74 -6.55 -5.14 -4.27 -2.40
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 -2.41
NNNNNNNNNNNNNNNNNNNNNNNN