P-2A

Page Ref: P-2A

Day Ahead Market Zonal LBMP

--- LBMP $

--- Marginal Cost of Losses

--- Marginal Cost of Congestion

Zonal Prices

Date: 05/20/2007

Name PTID	00:00 EDT	01:00 EDT	02:00 EDT	03:00 EDT	04:00 EDT	05:00 EDT	06:00 EDT	07:00 EDT	08:00 EDT	09:00 EDT	10:00 EDT	11:00 EDT	12:00 EDT	13:00 EDT	14:00 EDT	15:00 EDT	16:00 EDT	17:00 EDT	18:00 EDT	19:00 EDT	20:00 EDT	21:00 EDT	22:00 EDT	23:00 EDT

CAPITL 61757	51.82	47.34	42.86	41.13	41.45	42.03	42.25	50.04	60.54	75.15	77.80	78.00	80.43	78.69	74.85	72.51	72.89	74.06	70.93	72.51	89.08	75.13	61.20	52.36
	2.68	2.68	2.50	2.22	2.27	2.38	2.43	2.25	3.32	3.30	3.22	3.21	3.22	3.22	3.21	3.03	3.09	2.72	2.75	2.70	3.06	2.92	2.57	2.40
	-5.94	0.00	0.00	0.00	0.00	0.05	0.08	0.00	0.00	-10.75	-12.64	-12.98	-15.29	-13.56	-9.87	-7.66	-7.92	-9.61	-4.13	-5.59	-16.40	-7.34	-1.57	0.00

CENTRL 61754	42.12	42.65	38.50	37.04	37.30	37.44	37.30	45.83	55.33	60.67	61.80	60.48	59.75	59.34	58.79	58.53	59.03	61.00	62.40	62.82	69.64	63.93	55.20	47.61
	-1.86	-2.01	-1.86	-1.87	-1.88	-1.87	-1.96	-1.96	-1.89	-1.83	-1.80	-1.79	-1.80	-1.80	-1.85	-1.85	-1.86	-1.98	-2.18	-2.12	-2.09	-1.88	-2.05	-2.35
	-0.78	0.00	0.00	0.00	0.00	0.38	0.65	0.00	0.00	-1.41	-1.66	-0.47	0.37	0.77	1.12	1.44	0.99	-1.23	-0.53	-0.72	-2.10	-0.94	-0.20	0.00

DUNWOD 61760	50.69	47.59	42.90	41.24	41.52	42.13	42.47	50.87	61.93	74.80	77.42	78.05	80.58	79.36	76.31	74.84	74.83	74.71	72.88	74.29	88.60	76.35	63.48	53.92
	3.24	3.22	2.78	2.57	2.59	2.74	2.87	3.39	5.15	6.05	6.38	6.30	6.44	6.44	6.36	6.49	6.43	6.17	6.21	6.36	7.17	6.42	5.59	4.25
	-4.25	0.28	0.24	0.24	0.25	0.30	0.30	0.32	0.44	-7.66	-9.10	-9.94	-12.23	-11.01	-8.18	-6.53	-6.52	-6.80	-2.61	-3.71	-11.81	-5.06	-0.83	0.28

GENESE 61753	21.31	19.42	18.29	17.28	16.97	16.46	18.42	20.30	19.98	22.27	23.94	22.20	24.07	24.25	24.25	24.26	24.51	24.05	22.62	22.54	24.82	25.37	26.24	24.41
	-4.93	-5.09	-4.76	-4.59	-4.62	-4.60	-4.55	-4.78	-5.49	-6.17	-6.13	-5.99	-6.07	-6.00	-6.12	-6.12	-5.94	-5.93	-6.08	-6.10	-6.54	-6.16	-5.93	-5.50
	16.97	20.14	17.31	17.04	17.59	18.63	16.93	22.72	31.75	32.66	31.87	33.61	31.78	31.65	31.41	31.45	31.43	31.76	35.35	35.58	38.26	33.34	24.88	20.06

H Q 61844	32.74	44.08	39.91	38.56	38.79	39.26	39.50	49.50	54.00	59.75	60.45	60.38	60.43	60.42	60.41	60.40	60.39	60.38	62.77	62.87	68.02	63.38	55.97	49.31
	-0.60	-0.58	-0.44	-0.35	-0.39	-0.44	-0.40	-0.43	-1.09	-1.34	-1.49	-1.42	-1.49	-1.49	-1.36	-1.42	-1.48	-1.36	-1.28	-1.35	-1.60	-1.49	-1.08	-0.65
	9.86	0.00	0.00	0.00	0.00	0.00	0.00	-2.14	2.14	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

HUD VL 61758	50.39	47.28	42.66	41.00	41.28	41.85	42.19	50.48	61.41	74.12	76.71	77.41	79.95	78.67	75.71	74.19	74.18	73.96	72.14	73.54	87.73	75.66	62.79	53.42
	2.98	2.90	2.54	2.33	2.35	2.46	2.59	3.01	4.64	5.44	5.76	5.75	5.88	5.82	5.81	5.87	5.82	5.49	5.51	5.65	6.41	5.77	4.91	3.75
	-4.21	0.28	0.24	0.24	0.25	0.30	0.30	0.32	0.44	-7.58	-9.02	-9.86	-12.15	-10.95	-8.13	-6.50	-6.48	-6.73	-2.58	-3.67	-11.70	-5.01	-0.82	0.28

LONGIL 61762	85.87	85.08	85.01	84.25	84.06	84.87	84.08	85.86	89.81	93.46	100.88	102.43	100.00	100.00	98.33	97.19	100.00	96.54	94.18	96.54	101.62	93.31	90.73	87.39
	4.49	4.60	4.04	3.77	3.80	3.85	4.07	4.73	6.81	7.64	7.93	7.85	7.93	7.86	7.84	7.91	7.86	7.47	7.62	7.71	8.70	7.78	6.79	5.45
	-38.17	-35.82	-40.62	-41.56	-41.08	-41.33	-40.11	-33.34	-25.77	-24.72	-31.02	-32.78	-30.16	-30.23	-28.71	-27.46	-30.27	-27.34	-22.50	-24.61	-23.30	-20.66	-26.89	-31.98

MHK VL 61756	43.85	44.75	40.36	38.87	39.06	39.58	39.74	47.75	57.39	62.22	63.60	63.42	63.57	63.24	62.73	62.32	62.70	62.82	64.51	64.92	71.35	65.78	57.12	49.56
	0.13	0.09	0.00	-0.04	-0.12	-0.04	-0.04	-0.05	0.17	0.18	0.56	0.56	0.56	0.56	0.31	0.19	0.43	0.31	0.13	0.26	0.42	0.32	-0.06	-0.40
	-0.52	0.00	0.00	0.00	0.00	0.07	0.12	0.00	0.00	-0.94	-1.10	-1.06	-1.09	-0.78	-0.66	-0.31	-0.39	-0.77	-0.33	-0.45	-1.31	-0.59	-0.13	0.00

MILLWD 61759	50.70	47.50	42.86	41.16	41.48	42.05	42.43	51.01	62.10	75.02	77.65	78.32	80.80	79.55	76.54	74.99	74.99	74.91	73.04	74.46	88.95	76.61	63.55	53.78
	3.20	3.13	2.74	2.49	2.55	2.66	2.83	3.54	5.32	6.17	6.50	6.49	6.56	6.56	6.55	6.61	6.56	6.30	6.34	6.49	7.38	6.62	5.65	4.10
	-4.30	0.28	0.24	0.24	0.25	0.30	0.30	0.32	0.44	-7.75	-9.21	-10.03	-12.32	-11.09	-8.22	-6.55	-6.55	-6.87	-2.65	-3.76	-11.95	-5.12	-0.85	0.28

N.Y.C. 61761	51.00	47.86	43.15	41.43	41.76	42.33	42.67	51.11	62.27	75.18	77.86	78.55	81.09	79.80	76.81	75.28	75.33	75.34	74.14	75.13	89.24	76.88	63.94	54.33
	3.54	3.48	3.03	2.76	2.82	2.94	3.07	3.63	5.49	6.42	6.81	6.80	6.93	6.87	6.86	6.92	6.93	6.67	6.79	6.94	7.80	6.94	6.05	4.65
	-4.25	0.28	0.24	0.24	0.24	0.30	0.30	0.32	0.44	-7.67	-9.11	-9.95	-12.24	-11.02	-8.18	-6.53	-6.53	-6.93	-3.29	-3.98	-11.83	-5.07	-0.84	0.28

NORTH 61755	42.21	43.54	39.35	38.09	38.24	38.78	39.18	46.84	55.28	58.84	59.64	59.51	59.56	59.55	59.48	59.35	59.52	59.82	62.26	62.36	67.60	62.99	55.40	48.76
	-0.99	-1.12	-1.01	-0.82	-0.94	-0.91	-0.72	-0.96	-1.95	-2.26	-2.29	-2.29	-2.35	-2.35	-2.29	-2.47	-2.35	-1.91	-1.79	-1.86	-2.02	-1.88	-1.65	-1.20
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

NPX 61845	52.25	47.56	42.98	41.32	41.65	42.18	42.65	50.26	61.00	74.83	77.49	77.88	80.20	78.74	75.20	73.35	73.50	74.16	71.71	73.20	88.61	75.53	62.00	53.01
	2.94	2.90	2.62	2.41	2.47	2.54	2.67	2.63	3.78	4.09	4.21	4.20	4.15	4.21	4.14	4.20	4.15	3.83	3.97	3.98	4.32	4.09	3.54	3.05
	-6.11	0.00	0.00	0.00	0.00	0.05	-0.08	0.16	0.00	-9.64	-11.34	-11.88	-14.14	-12.62	-9.29	-7.32	-7.48	-8.59	-3.69	-5.00	-14.67	-6.57	-1.41	0.00

O H 61846	20.00	18.06	17.06	16.00	15.64	15.00	17.00	18.80	18.10	20.00	21.82	20.00	21.70	21.77	21.78	21.81	21.87	21.89	20.00	20.00	21.84	22.70	24.04	22.68
	-6.26	-6.39	-5.93	-5.68	-5.76	-5.76	-5.75	-6.02	-7.27	-8.49	-8.61	-8.40	-8.54	-8.54	-8.59	-8.53	-8.60	-8.40	-8.65	-8.61	-9.33	-8.56	-7.87	-6.99
	16.94	20.21	17.36	17.23	17.79	18.94	17.15	22.97	31.85	32.61	31.51	33.40	31.67	31.60	31.40	31.48	31.40	31.45	35.40	35.61	38.45	33.61	25.14	20.28

PJM 61847	29.90	28.42	26.48	24.94	24.87	24.53	24.92	29.15	33.84	38.86	40.42	37.94	38.17	37.81	37.42	37.31	37.66	39.76	38.78	39.08	44.25	41.87	37.86	33.10
	-5.92	-6.52	-5.53	-5.68	-5.76	-5.87	-6.42	-7.60	-8.07	-7.94	-7.99	-8.22	-8.11	-8.11	-8.09	-7.91	-8.11	-8.09	-8.77	-8.73	-8.98	-7.78	-7.42	-6.99
	7.38	9.72	8.35	8.28	8.55	9.29	8.56	11.05	15.32	14.30	13.53	15.64	15.63	15.99	16.26	16.60	16.11	13.89	16.50	16.41	16.39	15.22	11.78	9.86

WEST 61752	21.23	19.30	18.17	17.04	16.75	16.16	17.99	20.00	20.00	22.25	24.13	22.14	23.74	23.76	23.70	23.70	23.81	24.02	22.18	22.22	24.53	25.00	25.65	23.96
	-6.18	-6.39	-5.89	-5.68	-5.72	-5.76	-5.83	-6.21	-7.32	-8.43	-8.49	-8.40	-8.42	-8.42	-8.46	-8.41	-8.48	-8.40	-8.71	-8.67	-9.26	-8.43	-7.82	-6.94
	15.79	18.97	16.30	16.18	16.71	17.77	16.08	21.58	29.90	30.41	29.32	31.26	29.76	29.73	29.61	29.72	29.58	29.32	33.16	33.33	35.83	31.44	23.59	19.05