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: 10/19/2007
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CAPITL
61757
55.09 47.12 38.38 54.93 48.75 55.37 79.83 73.42 75.25 89.30 79.45 74.65 60.01 75.22 72.00 68.21 72.47 69.52 68.38 63.92 67.21 64.41 41.59 42.34
2.78 2.50 1.91 2.62 2.31 2.65 3.85 3.18 3.69 5.08 4.20 4.00 2.93 3.71 3.64 3.22 3.21 3.10 3.08 2.60 2.76 3.01 2.04 2.04
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

CENTRL
61754
51.16 43.41 35.64 51.22 45.54 51.92 75.00 70.31 71.11 83.57 75.15 71.12 57.46 71.55 68.37 64.85 69.14 66.39 65.70 61.70 64.15 60.93 39.13 39.62
-1.15 -1.21 -0.83 -1.10 -0.90 -0.80 -0.97 0.07 -0.44 -0.64 -0.09 0.47 0.38 0.05 0.01 -0.14 -0.11 -0.03 0.41 0.38 -0.29 -0.47 -0.41 -0.67
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

DUNWOD
61760
55.73 47.51 38.78 55.42 49.37 56.15 81.13 75.37 77.34 91.62 81.80 77.23 62.07 77.47 74.15 70.24 74.54 71.53 70.55 66.44 69.67 65.99 42.40 43.15
3.42 2.89 2.31 3.11 2.93 3.42 5.15 5.13 5.78 7.40 6.56 6.58 4.99 5.96 5.79 5.25 5.29 5.10 5.25 5.11 5.22 4.58 2.85 2.85
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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

GENESE
61753
50.00 42.30 34.78 49.93 44.23 50.85 73.04 68.93 69.55 81.16 73.49 69.85 56.73 70.19 67.07 63.62 67.72 64.90 64.04 60.28 62.46 59.36 38.13 38.30
-2.32 -2.33 -1.69 -2.38 -2.21 -1.88 -2.94 -1.31 -2.01 -3.05 -1.76 -0.80 -0.35 -1.32 -1.28 -1.37 -1.54 -1.53 -1.26 -1.05 -1.99 -2.04 -1.42 -1.99
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

H Q
61844
52.09 44.47 36.34 52.10 46.21 52.87 75.71 69.76 70.98 79.09 81.87 69.40 56.20 70.62 67.41 64.33 68.69 65.85 64.57 60.61 63.96 60.91 39.20 40.09
-0.23 -0.16 -0.13 -0.21 -0.23 -0.31 -0.27 -0.47 -0.58 -1.01 -1.11 -1.25 -0.88 -0.88 -0.95 -0.66 -0.56 -0.58 -0.72 -0.72 -0.48 -0.50 -0.35 -0.20
0.00 0.00 0.00 0.00 0.00 -5.45 0.00 0.00 0.00 -3.64 -4.12 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
55.59 47.41 38.70 55.36 49.31 56.08 81.13 75.34 77.18 91.34 81.58 76.97 61.89 77.29 73.98 70.07 74.39 71.40 70.47 66.35 69.55 65.91 42.34 43.05
3.28 2.79 2.23 3.04 2.87 3.36 5.15 5.09 5.62 7.12 6.33 6.32 4.80 5.78 5.62 5.08 5.13 4.98 5.18 5.02 5.10 4.50 2.79 2.76
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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

LONGIL
61762
56.69 48.25 39.71 56.64 50.58 57.21 82.54 77.16 83.22 93.89 86.85 83.26 82.20 83.27 80.73 80.74 81.72 80.53 82.08 78.94 82.58 82.34 79.40 143.67
4.38 3.63 3.24 4.33 4.14 4.48 6.56 6.92 7.81 9.68 8.85 8.73 6.67 8.02 7.77 7.13 7.30 7.03 7.18 6.92 7.10 6.45 3.97 4.04
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -3.85 0.00 -2.76 -3.88 -18.45 -3.74 -4.60 -8.62 -5.17 -7.07 -9.60 -10.69 -11.03 -14.49 -35.88 -99.34
NNNNNNNNNNNNNNNNNNNNNNNN

MHK VL
61756
53.05 45.10 36.85 52.89 47.00 53.55 77.58 72.28 73.50 86.48 77.31 72.78 58.81 73.84 70.46 66.74 71.20 68.34 67.43 63.39 66.32 62.96 40.42 41.10
0.73 0.48 0.38 0.57 0.56 0.82 1.61 2.05 1.94 2.26 2.07 2.12 1.73 2.33 2.11 1.74 1.95 1.92 2.13 2.06 1.87 1.56 0.87 0.81
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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

MILLWD
61759
55.62 47.41 38.70 55.32 49.28 56.06 81.04 75.31 77.26 91.51 81.71 77.10 61.97 77.37 74.09 70.17 74.47 71.48 70.53 66.42 69.64 65.97 42.37 43.09
3.31 2.79 2.23 3.01 2.84 3.33 5.07 5.07 5.70 7.29 6.47 6.46 4.89 5.86 5.73 5.17 5.22 5.06 5.24 5.09 5.19 4.56 2.83 2.80
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

N.Y.C.
61761
91.96 54.75 38.99 55.72 49.67 65.84 109.78 100.83 109.71 106.97 100.53 109.20 91.17 113.65 109.56 106.29 110.53 107.94 80.38 74.83 100.91 77.49 85.54 88.48
3.79 3.16 2.52 3.41 3.23 3.74 5.59 5.56 6.27 8.00 7.09 7.10 5.40 6.44 6.25 5.66 5.68 5.46 5.54 5.47 5.55 4.84 3.05 3.10
-35.86 -6.96 0.00 0.00 0.00 -9.37 -28.21 -25.03 -31.88 -14.75 -18.19 -31.44 -28.69 -35.70 -34.95 -35.63 -35.59 -36.06 -9.54 -8.03 -30.92 -11.24 -42.95 -45.09
NNNNNNNNNNNNNNNNNNNNNNNN

NORTH
61755
52.19 44.56 36.34 51.99 45.99 52.33 75.83 70.04 71.37 83.62 74.34 69.39 56.14 70.51 67.58 64.43 68.84 66.02 64.74 60.84 64.23 61.07 39.22 40.13
-0.12 -0.06 -0.13 -0.32 -0.45 -0.40 -0.15 -0.20 -0.19 -0.60 -0.91 -1.26 -0.95 -1.00 -0.78 -0.56 -0.42 -0.41 -0.56 -0.49 -0.21 -0.33 -0.33 -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
55.00 47.10 38.31 54.82 48.64 55.11 79.27 50.00 80.13 84.88 87.55 74.33 59.67 74.83 76.98 67.99 72.26 69.36 68.16 63.76 67.06 67.00 41.49 42.33
2.69 2.47 1.85 2.51 2.20 1.92 3.29 3.10 3.77 4.78 4.58 3.68 2.59 3.32 3.15 3.00 3.00 2.94 2.86 2.43 2.62 3.20 1.94 2.04
0.00 0.00 0.00 0.00 0.00 -5.45 0.00 26.36 -3.49 -3.64 -4.12 0.00 0.00 0.00 -0.11 0.00 0.00 0.00 0.00 0.00 0.00 -1.27 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

O H
61846
48.09 40.62 33.46 48.19 42.66 51.30 69.44 65.46 65.46 72.18 75.05 65.64 53.78 66.06 63.16 59.99 63.88 61.32 60.50 56.99 58.96 56.39 36.34 36.58
-4.22 -4.00 -3.01 -4.12 -3.77 -1.89 -6.54 -4.78 -6.10 -7.92 -7.93 -5.01 -3.30 -5.44 -5.20 -5.01 -5.37 -5.10 -4.80 -4.34 -5.49 -5.01 -3.21 -3.72
0.00 0.00 0.00 0.00 0.00 -5.45 0.00 0.00 0.00 -3.64 -4.12 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

PJM
61847
47.23 39.79 33.08 47.60 42.57 53.43 70.29 67.02 80.20 81.27 85.33 67.61 82.35 67.40 64.54 61.25 65.27 62.62 62.88 71.02 61.04 55.00 38.15 37.05
-5.09 -4.83 -3.39 -4.71 -3.87 0.24 -5.69 -3.22 1.31 1.17 1.08 -3.04 1.39 -4.11 -3.81 -3.74 -3.99 -3.81 -2.43 2.55 -3.41 1.20 0.17 -3.25
0.00 0.00 0.00 0.00 0.00 -5.45 0.00 0.00 -6.02 -3.64 -5.40 0.00 -7.07 0.00 0.00 0.00 0.00 0.00 0.00 -8.96 0.00 8.73 5.04 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

WEST
61752
48.44 40.85 33.74 48.57 43.10 49.59 70.63 66.90 66.84 77.49 70.32 67.20 54.87 67.41 64.49 61.21 65.16 62.48 61.88 58.27 60.11 57.32 36.84 37.06
-3.88 -3.77 -2.73 -3.74 -3.33 -3.14 -5.34 -3.34 -4.72 -6.73 -4.93 -3.45 -2.22 -4.09 -3.86 -3.78 -4.10 -3.95 -3.42 -3.06 -4.34 -4.08 -2.70 -3.23
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