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: 09/20/2008
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CAPITL
61757
35.60 -254.34 -128.81 38.67 50.67 51.70 42.33 48.35 58.03 75.21 59.86 54.73 56.42 52.35 57.35 62.08 54.35 73.66 54.10 80.83 55.30 49.17 54.30 47.68
1.49 -9.61 -4.77 1.61 2.03 2.02 1.81 2.11 2.11 2.91 2.18 2.25 1.95 1.69 2.09 1.93 1.60 2.24 2.30 4.20 2.43 2.18 2.36 2.02
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
33.33 -239.83 -122.03 36.34 47.62 48.71 39.84 45.71 55.29 71.02 56.93 52.21 53.94 50.15 54.81 59.75 52.61 71.02 51.61 76.36 52.57 46.20 50.98 44.74
-0.77 4.91 2.01 -0.72 -1.02 -0.97 -0.69 -0.52 -0.63 -1.28 -0.75 -0.28 -0.52 -0.52 -0.44 -0.40 -0.15 -0.40 -0.18 -0.28 -0.31 -0.78 -0.97 -0.92
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
35.77 -254.76 -128.55 38.47 50.57 51.80 42.56 48.78 59.19 76.73 61.39 56.18 57.63 53.56 58.86 63.73 55.86 75.42 55.27 82.45 56.51 49.96 54.86 48.19
1.66 -10.02 -4.52 1.41 1.93 2.12 2.04 2.54 3.28 4.43 3.72 3.69 3.16 2.90 3.61 3.57 3.10 4.01 3.47 5.81 3.63 2.97 2.91 2.53
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
32.58 -235.20 -119.76 35.38 46.50 47.44 38.67 44.16 53.50 68.79 55.48 51.02 52.84 48.95 53.31 58.00 51.28 69.18 50.12 74.02 51.19 44.75 49.54 43.78
-1.53 9.53 4.27 -1.68 -2.14 -2.24 -1.86 -2.08 -2.42 -3.51 -2.19 -1.47 -1.63 -1.71 -1.95 -2.16 -1.48 -2.23 -1.67 -2.62 -1.69 -2.24 -2.41 -1.88
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
33.98 -244.25 -123.78 36.95 48.52 49.54 40.26 45.89 66.33 50.68 59.04 51.61 53.96 50.27 54.56 59.66 52.28 70.90 67.27 75.01 52.09 46.54 51.60 45.37
-0.13 0.49 0.25 -0.11 -0.12 -0.14 -0.26 -0.35 -0.56 -0.49 -0.71 -0.87 -0.50 -0.40 -0.70 -0.49 -0.48 -0.52 -0.84 -1.63 -0.80 -0.45 -0.35 -0.30
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -16.24 4.55 4.59 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -15.46 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

HUD VL
61758
35.72 -254.36 -128.41 38.42 50.47 51.68 42.46 48.69 59.02 76.44 61.10 55.88 57.35 53.31 58.58 63.49 55.59 75.08 55.00 82.00 56.23 49.73 54.60 47.94
1.61 -9.63 -4.38 1.36 1.84 2.01 1.94 2.46 3.10 4.14 3.43 3.39 2.88 2.64 3.32 3.34 2.84 3.66 3.20 5.36 3.35 2.74 2.66 2.27
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
36.39 -258.52 -130.33 38.95 51.27 52.53 43.16 49.60 60.09 78.46 67.08 59.36 59.02 58.62 61.83 65.59 56.95 83.05 58.56 86.73 59.76 53.62 56.10 49.02
2.28 -13.78 -6.30 1.90 2.63 2.85 2.64 3.37 4.17 5.78 4.98 4.78 4.40 4.06 4.78 4.91 4.19 5.50 4.61 7.70 4.89 3.95 3.83 3.36
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -0.37 -4.42 -2.09 -0.16 -3.90 -1.80 -0.53 0.00 -6.13 -2.15 -2.39 -1.99 -2.67 -0.33 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

MHK VL
61756
34.52 -246.54 -124.88 37.28 48.92 50.03 40.93 46.91 56.92 73.62 58.80 53.63 55.53 51.59 56.26 61.33 53.72 72.71 52.80 78.44 54.08 47.79 52.67 46.16
0.41 -1.80 -0.85 0.22 0.28 0.36 0.40 0.68 1.00 1.31 1.13 1.14 1.07 0.93 1.00 1.18 0.96 1.29 1.00 1.81 1.20 0.81 0.72 0.49
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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

MILLWD
61759
35.71 -254.29 -128.33 38.40 50.47 51.69 42.48 48.69 59.12 76.65 61.30 56.09 57.53 53.47 58.77 63.63 55.75 75.30 55.17 82.31 56.41 49.88 54.75 48.07
1.60 -9.56 -4.29 1.35 1.83 2.01 1.96 2.45 3.20 4.35 3.62 3.60 3.06 2.80 3.52 3.47 3.00 3.88 3.37 5.67 3.54 2.89 2.81 2.41
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
35.97 -255.87 -129.01 38.59 50.75 51.98 42.76 49.00 59.46 77.12 61.75 56.55 58.01 53.90 59.25 64.17 56.23 75.91 55.63 82.96 56.87 50.26 55.19 48.51
1.86 -11.14 -4.98 1.53 2.12 2.30 2.24 2.76 3.54 4.81 4.07 4.06 3.54 3.24 4.00 4.01 3.47 4.49 3.83 6.33 3.99 3.27 3.25 2.84
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

NORTH
61755
33.91 -243.64 -123.41 36.83 48.33 49.36 40.14 45.82 55.42 71.71 57.11 51.61 54.02 50.28 54.48 59.59 52.21 70.84 50.92 74.90 52.00 46.45 51.53 45.31
-0.20 1.09 0.62 -0.23 -0.30 -0.31 -0.38 -0.42 -0.50 -0.60 -0.56 -0.88 -0.44 -0.38 -0.77 -0.56 -0.54 -0.58 -0.87 -1.74 -0.87 -0.54 -0.42 -0.36
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
35.68 -254.94 48.00 38.74 50.75 51.78 42.44 48.54 69.66 54.00 62.79 55.22 56.73 52.61 57.84 62.57 54.72 68.00 71.00 81.40 65.00 49.42 54.51 47.94
1.57 -10.21 1.79 1.68 2.12 2.10 1.91 2.30 2.77 2.83 3.05 2.73 2.27 1.94 2.59 2.42 1.96 2.61 2.88 4.76 2.84 2.43 2.56 2.27
0.00 0.00 -9.97 0.00 0.00 0.00 0.00 0.00 -16.24 4.55 4.59 0.00 0.00 0.00 0.00 0.00 0.00 3.25 -15.46 0.00 2.90 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

O H
61846
31.29 -227.65 -116.42 34.17 55.00 52.61 50.45 41.88 60.43 44.86 54.46 48.20 49.92 46.04 49.99 54.18 48.18 64.87 63.00 68.79 47.70 41.61 46.52 41.72
-2.82 17.09 7.61 -2.89 -3.80 -3.90 -4.12 -4.35 -6.46 -6.32 -5.28 -4.29 -4.55 -4.62 -5.27 -5.97 -4.57 -6.55 -5.11 -7.85 -5.18 -5.37 -5.42 -3.95
0.00 0.00 0.00 0.00 -7.09 -4.58 -0.28 0.00 -16.24 4.55 4.59 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -15.46 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

PJM
61847
43.50 -226.31 -116.66 34.92 45.88 46.99 38.23 44.27 67.00 51.94 60.00 49.68 51.07 47.56 52.28 57.02 50.49 67.74 69.38 73.07 50.15 43.66 48.44 42.23
-1.95 18.43 7.37 -2.14 -2.76 -2.69 -2.30 -1.97 0.11 0.76 0.25 -2.81 -3.40 -3.10 -2.97 -3.14 -2.27 -3.68 1.26 -3.56 -2.73 -3.32 -3.51 -3.43
15.96 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -16.24 4.55 4.59 0.00 0.00 0.00 0.00 0.00 0.00 0.00 -15.46 0.00 0.00 0.00 0.00 0.00
NNNNNNNNNNNNNNNNNNNNNNNN

WEST
61752
31.74 -230.57 -118.07 34.69 45.68 46.48 37.68 42.88 51.81 66.15 53.48 49.47 51.17 47.27 51.40 55.75 49.56 66.65 48.26 70.83 49.04 42.70 47.62 42.43
-2.37 14.17 5.97 -2.38 -2.96 -3.20 -2.85 -3.35 -4.11 -6.15 -4.19 -3.02 -3.30 -3.40 -3.86 -4.40 -3.20 -4.77 -3.54 -5.81 -3.85 -4.29 -4.33 -3.24
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