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: 05/01/2007
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CAPITL
61757
75.9838.3310.8439.366.5262.0867.2068.4746.5952.6579.3767.6248.4861.7560.0165.6163.6080.8699.80127.24137.9656.5959.0254.26
3.621.730.471.660.293.093.774.112.733.194.803.902.453.012.853.032.983.734.736.526.402.743.212.76
0.000.000.000.000.000.000.000.000.000.000.00-0.43-2.30-1.04-0.980.00-1.02-0.270.000.000.000.000.00-2.13
NNNNNNNNNNNNNNNNNNNNNNNN

CENTRL
61754
70.7135.7410.1837.096.1357.9362.7364.4744.2249.8575.5264.1344.5958.8057.1863.8460.5477.9096.36122.61133.0654.1955.9848.24
-1.65-0.86-0.19-0.60-0.11-1.07-0.710.100.350.390.950.840.871.101.001.270.931.041.281.891.500.340.17-1.37
0.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.00-0.25
NNNNNNNNNNNNNNNNNNNNNNNN

DUNWOD
61760
78.1039.1311.0239.896.6163.0368.7370.8948.6154.9082.8280.41101.5188.0584.9669.7789.6791.74105.29133.25144.8759.3161.1855.49
5.752.520.652.190.374.045.296.534.745.438.257.224.756.406.217.196.658.5510.2212.5313.315.465.384.53
0.000.000.000.000.000.000.000.000.000.000.00-9.89-53.05-23.94-22.570.00-23.42-6.330.000.000.000.000.00-1.60
NNNNNNNNNNNNNNNNNNNNNNNN

GENESE
61753
65.6733.369.5934.845.7754.1958.2159.8641.4046.5970.7660.3742.2655.6654.1060.3357.6274.3192.05116.87126.8151.7253.6045.32
-6.69-3.24-0.78-2.86-0.46-4.80-5.22-4.50-2.47-2.88-3.81-2.92-1.47-2.05-2.08-2.24-1.99-2.54-3.02-3.84-4.75-2.12-2.20-4.24
0.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.00-0.19
NNNNNNNNNNNNNNNNNNNNNNNN

H Q
61844
71.8036.4910.3337.596.2150.000.000.0042.7848.1872.5361.4542.5056.0854.5860.7257.8474.7792.55117.50128.6377.830.0048.81
-0.55-0.12-0.04-0.11-0.02-0.36-0.91-1.81-1.09-1.29-2.04-1.84-1.22-1.63-1.60-1.85-1.77-2.09-2.52-3.22-2.93-1.76-0.77-0.56
0.000.000.000.000.00-3.0558.1070.510.000.000.000.000.000.000.000.000.000.000.000.000.00-4.3530.420.00
NNNNNNNNNNNNNNNNNNNNNNNN

HUD VL
61758
77.7338.9811.0039.776.5962.8168.4170.4148.2854.5582.3077.4988.0481.6678.9369.1983.4189.53104.60132.41143.9658.9460.7755.06
5.382.370.632.080.353.824.986.054.425.097.736.764.425.945.776.626.177.909.5311.6912.405.094.974.11
0.000.000.000.000.000.000.000.000.000.000.00-7.45-39.89-18.01-16.970.00-17.63-4.770.000.000.000.000.00-1.59
NNNNNNNNNNNNNNNNNNNNNNNN

LONGIL
61762
80.7940.5111.3941.176.8364.9980.6479.5168.9871.7686.8086.44102.5589.4486.2680.2591.1093.54108.85138.27147.6474.3978.8362.15
8.433.901.023.470.606.007.618.926.287.2210.449.425.777.797.509.498.0610.3512.6215.7216.086.957.005.89
0.000.000.000.000.000.00-9.59-6.22-18.83-15.07-1.79-13.74-53.06-23.95-22.58-8.19-23.43-6.33-1.15-1.830.00-13.60-16.02-6.90
NNNNNNNNNNNNNNNNNNNNNNNN

MHK VL
61756
72.1336.4510.3437.606.2259.0463.8865.2144.6050.3075.8764.3444.4659.4757.7863.5061.2478.1796.48122.71133.8054.5456.2749.57
-0.23-0.15-0.03-0.10-0.020.040.450.850.730.841.311.040.730.940.830.920.841.101.412.002.240.690.460.05
0.000.000.000.000.000.000.000.000.000.000.000.000.00-0.82-0.780.00-0.80-0.220.000.000.000.000.00-0.15
NNNNNNNNNNNNNNNNNNNNNNNN

MILLWD
61759
77.9239.0411.0039.816.5962.9168.6070.7148.4854.8482.7380.09100.1087.2984.2369.5988.9391.42105.16133.08144.7359.2461.0455.32
5.572.440.632.110.363.925.166.344.615.378.167.174.726.276.087.026.528.3910.0912.3713.175.405.244.34
0.000.000.000.000.000.000.000.000.000.000.00-9.63-51.66-23.32-21.980.00-22.80-6.160.000.000.000.000.00-1.61
NNNNNNNNNNNNNNNNNNNNNNNN

N.Y.C.
61761
79.1539.3111.0640.056.6363.3569.5973.4154.8259.6384.1782.01101.8888.6085.6672.5590.2294.41109.97134.83157.2759.7362.1657.41
6.122.700.692.350.404.355.727.025.085.848.877.795.106.946.727.817.199.2910.9613.2214.225.895.784.55
-0.670.000.000.000.000.00-0.43-2.02-5.87-4.32-0.73-10.93-53.06-23.95-22.76-2.17-23.43-8.26-3.94-0.89-11.480.00-0.58-3.49
NNNNNNNNNNNNNNNNNNNNNNNN

NORTH
61755
71.4236.3310.2837.416.1958.4862.6163.0042.7348.0872.3661.2142.3155.7954.2560.2857.4774.4392.22117.31128.3652.4754.2348.64
-0.93-0.28-0.10-0.28-0.05-0.51-0.83-1.36-1.14-1.39-2.21-2.08-1.41-1.91-1.93-2.29-2.14-2.43-2.85-3.40-3.19-1.37-1.57-0.73
0.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.00
NNNNNNNNNNNNNNNNNNNNNNNN

NPX
61845
76.7938.6510.9239.5659.9862.4867.5768.8946.9453.1080.1171.8267.3870.6368.4066.1872.2978.00100.66128.1886.0084.0059.3554.52
4.442.040.551.862.093.494.134.523.073.645.544.652.903.563.393.603.524.235.597.474.094.413.553.26
0.000.000.000.00-25.550.000.000.000.000.000.00-3.87-20.76-9.37-8.830.00-9.160.050.000.001.98-4.350.00-1.90
NNNNNNNNNNNNNNNNNNNNNNNN

O H
61846
63.0432.089.2733.8515.0051.8040.0056.2839.2444.0466.9857.4140.5653.4051.9357.9855.5671.7488.92112.84121.8674.1152.3343.41
-9.31-4.53-1.10-3.85-4.51-7.19-7.08-8.09-4.62-5.43-7.59-5.88-3.16-4.30-4.25-4.59-4.04-5.12-6.16-7.87-9.69-5.48-3.48-6.19
0.000.000.000.0012.830.0011.920.000.000.000.000.000.000.000.000.000.000.000.000.000.00-4.350.00-0.23
NNNNNNNNNNNNNNNNNNNNNNNN

PJM
61847
9.5515.889.6735.855.8235.6060.2863.1043.6249.3875.2363.5980.0077.0079.2584.0089.3390.1196.55123.17132.3868.5030.0032.64
-4.22-5.31-0.70-1.84-0.41-2.64-3.16-1.26-0.25-0.080.660.302.474.031.581.160.902.201.482.460.82-0.88-1.63-2.31
37.5025.290.000.000.009.070.000.000.000.000.000.00-9.80-12.31-18.88-25.32-25.80-14.090.000.000.005.86-0.43-7.42
NNNNNNNNNNNNNNNNNNNNNNNN

WEST
61752
64.1332.579.4034.385.6752.7255.9657.8640.3445.4169.1459.0841.7654.9353.3359.8257.2873.9391.55116.31125.4651.1853.4444.16
-8.23-4.03-0.97-3.32-0.57-6.27-7.47-6.50-3.53-4.05-5.43-4.22-1.97-2.77-2.84-2.75-2.32-2.93-3.52-4.41-6.10-2.67-2.36-5.46
0.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.000.00-0.25
NNNNNNNNNNNNNNNNNNNNNNNN