P-4A

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Time Weighted/Integrated Real Time LBMP - Zonal

--- LBMP $

--- Marginal Cost of Losses

--- Marginal Cost of Congestion

--- Scarcity Pricing In Effect (Y/N)

Zonal Prices

Date: 03/07/2005

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

CAPITL 61757	38.60	40.85	34.51	40.07	54.79	59.65	68.53	70.73	62.19	57.04	45.49	48.03	43.66	49.91	57.60	59.06	56.30	72.58	76.64	64.85	64.20	71.45	42.39	44.38
	1.68	1.71	1.46	1.79	2.48	2.43	3.20	3.65	3.26	3.12	2.62	2.51	2.29	2.59	3.08	3.12	2.89	4.02	4.35	3.65	3.34	3.42	1.96	1.80
	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
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

CENTRL 61754	35.84	37.93	31.94	36.97	50.64	55.73	63.95	66.11	58.10	52.86	41.98	44.54	40.50	46.49	53.52	54.94	52.50	67.72	71.71	60.67	60.26	67.01	39.67	41.54
	-1.08	-1.22	-1.12	-1.31	-1.67	-1.49	-1.39	-0.98	-0.82	-1.06	-0.88	-0.98	-0.87	-0.82	-1.01	-1.00	-0.91	-0.83	-0.58	-0.53	-0.59	-1.02	-0.75	-1.05
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

DUNWOD 61760	39.58	41.89	35.32	40.97	55.92	60.82	70.00	72.54	63.92	58.35	46.36	49.01	44.47	50.86	58.73	60.26	57.48	73.64	77.88	65.93	65.52	73.00	43.51	45.40
	2.66	2.75	2.26	2.70	3.61	3.60	4.66	5.46	5.00	4.43	3.49	3.49	3.10	3.54	4.20	4.32	4.07	5.09	5.59	4.73	4.66	4.97	3.08	2.81
	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
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

GENESE 61753	34.72	36.70	30.83	35.55	48.78	53.96	61.43	63.83	56.32	51.34	40.73	43.34	39.45	45.62	52.67	53.98	51.65	66.75	70.73	59.87	59.52	65.84	38.70	40.56
	-2.20	-2.45	-2.23	-2.72	-3.53	-3.26	-3.90	-3.25	-2.59	-2.58	-2.13	-2.17	-1.92	-1.70	-1.85	-1.96	-1.77	-1.80	-1.56	-1.34	-1.33	-2.19	-1.72	-2.03
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

H Q 61844	36.75	38.97	32.93	38.07	51.98	56.88	64.65	66.04	57.94	53.17	42.28	45.11	41.00	46.80	53.87	55.28	52.81	67.61	71.23	60.29	59.92	67.14	39.92	62.45
	-0.18	-0.18	-0.12	-0.20	-0.32	-0.34	-0.68	-1.04	-0.98	-0.75	-0.59	-0.41	-0.37	-0.52	-0.66	-0.66	-0.60	-0.95	-1.06	-0.91	-0.93	-0.88	-0.51	-0.11
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-5.84
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

HUD VL 61758	39.37	41.68	35.16	40.79	55.67	60.61	69.75	72.23	63.60	58.04	46.11	48.73	44.25	50.60	58.44	59.96	57.18	73.29	77.51	65.64	65.10	72.54	43.22	45.19
	2.44	2.54	2.10	2.51	3.37	3.39	4.42	5.15	4.68	4.12	3.24	3.21	2.88	3.28	3.91	4.01	3.77	4.73	5.22	4.45	4.25	4.52	2.80	2.60
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

LONGIL 61762	62.48	62.77	62.35	61.95	62.36	64.81	71.14	73.11	64.79	62.64	69.13	68.60	66.64	66.76	65.31	63.42	64.33	76.35	81.92	69.17	69.14	75.22	66.63	65.61
	3.73	3.98	3.34	3.95	5.11	4.80	5.65	6.03	5.87	5.78	4.47	4.49	3.97	4.44	5.30	5.37	5.22	5.94	6.87	5.93	5.74	6.29	4.06	3.86
	-21.82	-19.64	-25.95	-19.73	-4.94	-2.78	-0.16	0.00	0.00	-2.94	-21.79	-18.60	-21.30	-15.00	-5.48	-2.11	-5.70	-1.85	-2.76	-2.04	-2.55	-0.90	-22.14	-19.16
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

MHK VL 61756	37.46	39.66	33.44	38.74	53.00	58.21	66.75	68.89	60.53	55.26	43.89	46.59	42.31	48.40	55.73	57.17	54.68	70.28	74.25	62.84	62.23	69.33	41.05	43.21
	0.53	0.51	0.39	0.47	0.70	1.00	1.42	1.81	1.61	1.34	1.02	1.07	0.94	1.08	1.20	1.23	1.27	1.73	1.96	1.64	1.37	1.30	0.63	0.62
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

MILLWD 61759	39.48	41.78	35.24	40.88	55.80	60.72	69.91	72.44	63.79	58.19	46.24	48.88	44.36	50.72	58.58	60.10	57.33	73.50	77.75	65.83	65.40	72.86	43.40	45.28
	2.55	2.63	2.18	2.60	3.49	3.50	4.58	5.36	4.87	4.27	3.37	3.37	2.99	3.41	4.06	4.16	3.92	4.95	5.46	4.63	4.55	4.83	2.98	2.69
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

N.Y.C. 61761	40.60	42.92	36.14	41.91	57.16	62.21	71.64	76.63	90.71	68.98	123.68	180.83	102.64	80.22	70.38	73.81	92.11	91.17	88.60	67.70	76.76	75.23	44.68	46.58
	3.68	3.77	3.08	3.63	4.85	4.98	6.30	7.31	6.66	5.92	4.68	4.77	4.23	4.83	5.64	5.76	5.50	6.93	7.62	6.50	6.51	6.95	4.26	3.99
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-2.24	-25.12	-9.14	-76.13	-130.55	-57.04	-28.08	-10.22	-12.11	-33.20	-15.68	-8.69	0.00	-9.40	-0.25	0.00	0.00
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

NORTH 61755	36.89	39.11	33.05	38.19	52.15	57.03	64.65	66.21	58.15	53.38	42.47	45.42	41.27	47.03	54.07	55.53	53.01	67.79	71.41	60.48	60.04	67.32	39.97	42.51
	-0.04	-0.04	-0.01	-0.08	-0.16	-0.18	-0.69	-0.87	-0.77	-0.54	-0.39	-0.10	-0.10	-0.28	-0.46	-0.41	-0.41	-0.76	-0.88	-0.72	-0.81	-0.71	-0.45	-0.08
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

NPX 61845	38.87	41.11	34.74	40.38	55.21	59.81	68.62	70.82	62.25	56.91	45.30	47.83	43.48	49.72	57.48	58.95	56.09	72.15	76.05	64.39	63.91	71.21	42.37	44.36
	1.94	1.96	1.68	2.11	2.90	2.59	3.29	3.74	3.33	2.99	2.44	2.32	2.11	2.40	2.96	3.00	2.68	3.59	3.76	3.19	3.06	3.18	1.95	1.77
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

O H 61846	33.03	34.91	29.26	33.59	46.03	50.77	56.42	58.75	52.09	47.50	37.65	40.29	36.70	42.88	49.61	50.80	48.53	62.74	66.19	56.21	56.24	62.21	36.63	48.00
	-3.89	-4.24	-3.80	-4.68	-6.28	-6.45	-8.91	-8.33	-6.83	-6.41	-5.21	-5.22	-4.67	-4.43	-4.92	-5.15	-4.88	-5.81	-6.11	-4.99	-4.61	-5.81	-3.80	-6.38
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	2.35
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

PJM 61847	32.90	34.62	28.90	33.56	46.14	50.53	58.39	60.90	53.18	47.38	37.53	40.03	36.38	41.99	48.17	49.77	47.43	61.81	65.62	55.25	55.67	61.68	36.51	37.59
	-4.03	-4.53	-4.16	-4.71	-6.17	-6.69	-6.94	-6.18	-5.74	-6.54	-5.34	-5.48	-4.99	-5.32	-6.36	-6.18	-5.98	-6.75	-6.67	-5.95	-5.18	-6.35	-3.91	-5.00
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N

WEST 61752	33.44	35.29	29.56	34.00	46.60	51.35	57.57	60.03	53.08	48.17	38.17	40.81	37.14	43.33	50.04	51.32	49.01	63.46	67.12	56.91	56.95	62.94	37.06	38.80
	-3.48	-3.86	-3.50	-4.28	-5.71	-5.87	-7.76	-7.05	-5.84	-5.75	-4.69	-4.71	-4.23	-3.99	-4.48	-4.62	-4.40	-5.10	-5.17	-4.29	-3.90	-5.09	-3.36	-3.79
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N