P-4A

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 Prices

Date: 08/24/2003

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	31.95	36.46	31.09	13.00	29.25	31.93	25.84	33.11	17.76	10.08	5.92	14.75	40.83	43.36	22.25	11.27	41.45	49.42	51.07	25.57	19.65	36.67	52.08	35.88
	1.69	2.32	1.88	0.85	1.93	2.24	1.80	2.02	0.96	0.56	0.32	0.69	1.92	2.18	1.04	0.44	2.08	2.73	2.59	1.20	0.82	1.40	2.61	1.61
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	29.65	33.35	28.49	11.88	26.58	28.75	23.43	30.26	16.45	9.39	5.54	13.91	38.25	40.18	20.79	10.68	38.67	45.65	47.44	23.83	18.56	34.87	48.39	33.62
	-0.61	-0.79	-0.72	-0.26	-0.74	-0.95	-0.61	-0.83	-0.34	-0.14	-0.06	-0.15	-0.66	-1.00	-0.42	-0.15	-0.70	-1.04	-1.04	-0.55	-0.27	-0.41	-1.09	-0.66
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	32.39	36.26	30.92	60.07	51.82	49.98	45.52	51.01	56.59	54.33	67.32	77.07	60.24	57.25	56.40	55.00	57.61	58.25	57.21	57.00	91.77	61.69	52.54	36.49
	2.14	2.11	1.71	0.64	1.39	1.38	1.00	1.52	0.97	0.60	0.42	0.97	2.71	2.95	1.48	0.79	2.56	2.95	2.89	1.61	1.26	2.31	3.07	2.21
	0.00	0.00	0.00	-47.29	-23.11	-18.90	-20.47	-18.40	-38.83	-44.20	-61.31	-62.04	-18.62	-13.12	-33.71	-43.38	-15.67	-8.61	-5.85	-31.02	-71.67	-24.11	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	30.02	34.00	29.12	12.14	27.33	29.79	24.28	31.24	16.76	9.55	5.60	14.07	38.64	40.57	20.97	10.71	39.10	46.32	48.36	24.16	18.75	35.31	49.64	34.23
	-0.24	-0.15	-0.08	-0.01	0.01	0.09	0.23	0.14	-0.04	0.02	0.00	0.01	-0.27	-0.61	-0.24	-0.12	-0.28	-0.37	-0.12	-0.21	-0.08	0.03	0.16	-0.05
	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

H Q 61844	29.63	33.47	28.70	11.96	26.96	29.36	23.79	30.67	24.00	9.33	5.49	13.75	29.00	40.33	20.81	10.61	38.81	45.92	47.75	-1.04	12.58	34.64	48.83	33.84
	-0.63	-0.68	-0.51	-0.19	-0.36	-0.33	-0.25	-0.42	-0.45	-0.19	-0.11	-0.30	-0.37	-0.85	-0.40	-0.22	-0.57	-0.77	-0.73	-0.77	-0.74	-0.63	-0.64	-0.44
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	7.99	0.00	0.00	0.00	-11.09	0.00	0.00	0.00	0.00	0.00	0.00	48.57	23.87	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

HUD VL 61758	31.93	35.82	30.50	12.62	28.34	30.70	24.75	32.20	17.55	9.99	5.90	14.81	41.14	43.61	22.43	11.49	41.50	49.11	50.81	25.68	19.85	37.12	51.81	35.92
	1.67	1.67	1.29	0.48	1.02	1.00	0.70	1.10	0.76	0.47	0.30	0.76	2.23	2.43	1.22	0.66	2.12	2.42	2.33	1.30	1.02	1.84	2.34	1.64
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	50.90	45.55	32.28	60.36	52.25	50.35	47.78	51.34	56.63	54.32	67.26	76.95	59.81	56.87	56.29	54.94	57.47	58.20	57.17	57.04	91.80	62.14	54.13	52.20
	2.75	2.78	2.30	0.86	1.82	1.75	1.24	1.85	1.00	0.59	0.35	0.86	2.28	2.57	1.37	0.73	2.42	2.90	2.84	1.65	1.30	2.41	3.70	2.98
	-17.89	-8.62	-0.78	-47.36	-23.11	-18.90	-22.50	-18.40	-38.83	-44.20	-61.31	-62.04	-18.62	-13.12	-33.71	-43.38	-15.67	-8.61	-5.85	-31.02	-71.67	-24.46	-0.95	-14.94
	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	30.65	34.64	29.63	12.35	27.80	30.23	24.51	31.58	17.01	9.66	5.67	14.24	39.34	41.68	21.50	10.94	39.96	47.49	49.26	24.67	19.02	35.60	50.12	34.70
	0.39	0.49	0.42	0.20	0.48	0.53	0.47	0.48	0.22	0.13	0.07	0.18	0.43	0.50	0.29	0.11	0.59	0.81	0.78	0.29	0.19	0.33	0.64	0.42
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	31.90	35.71	30.46	59.89	51.42	49.55	45.18	50.57	56.38	54.22	67.20	76.85	59.69	56.67	56.11	54.85	57.08	57.62	56.55	56.66	91.50	61.16	51.77	35.95
	1.64	1.57	1.25	0.46	0.99	0.95	0.66	1.07	0.76	0.49	0.30	0.76	2.16	2.37	1.19	0.64	2.03	2.32	2.23	1.27	0.99	1.78	2.29	1.67
	0.00	0.00	0.00	-47.29	-23.11	-18.90	-20.47	-18.40	-38.83	-44.20	-61.31	-62.04	-18.62	-13.12	-33.71	-43.38	-15.67	-8.61	-5.85	-31.02	-71.67	-24.11	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	44.48	46.44	32.22	60.32	57.11	55.31	46.01	51.63	57.45	56.19	84.01	78.99	62.47	61.03	61.88	60.61	62.71	66.05	60.24	62.21	110.77	90.26	91.82	79.73
	2.81	2.84	2.36	0.89	1.96	1.97	1.46	2.14	1.35	0.83	0.54	1.28	3.51	3.79	1.93	1.02	3.33	3.85	3.80	2.09	1.63	3.05	4.13	2.96
	-11.41	-9.45	-0.65	-47.29	-27.83	-23.64	-20.50	-18.40	-39.31	-45.84	-77.87	-63.65	-20.05	-16.05	-38.74	-48.76	-20.01	-15.51	-7.96	-35.75	-90.32	-51.93	-38.21	-42.50
	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	29.75	33.62	28.83	12.02	27.12	29.55	23.96	30.83	16.55	9.36	5.48	13.72	37.93	40.26	20.78	10.58	38.79	45.93	47.74	23.91	18.45	34.53	48.97	33.93
	-0.51	-0.52	-0.38	-0.12	-0.20	-0.15	-0.09	-0.26	-0.25	-0.16	-0.12	-0.33	-0.98	-0.92	-0.43	-0.25	-0.59	-0.76	-0.74	-0.46	-0.38	-0.74	-0.50	-0.35
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	31.21	35.46	30.23	12.58	28.29	30.83	24.91	32.08	25.94	9.78	5.77	14.39	30.36	42.39	21.72	11.04	40.35	48.00	49.60	2.00	14.99	35.85	50.66	34.97
	0.95	1.32	1.02	0.44	0.97	1.13	0.87	0.99	1.49	0.26	0.17	0.33	0.99	1.21	0.51	0.21	0.97	1.31	1.12	2.27	1.67	0.57	1.19	0.69
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	7.99	0.00	0.00	0.00	-11.09	0.00	0.00	0.00	0.00	0.00	0.00	48.57	23.87	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	34.00	28.98	24.93	10.27	32.00	29.40	20.53	26.84	23.31	8.17	4.76	12.04	28.00	34.67	17.94	9.23	33.05	39.06	41.12	-3.36	11.68	30.41	42.31	29.46
	-3.96	-5.17	-4.28	-1.87	-3.83	-3.24	-3.51	-4.25	-1.14	-1.35	-0.84	-2.02	-1.37	-6.51	-3.27	-1.60	-6.33	-7.63	-7.36	-3.09	-1.64	-4.86	-7.17	-4.82
	6.00	0.00	0.00	0.00	7.20	5.49	0.00	0.00	7.99	0.00	0.00	0.00	-11.09	0.00	0.00	0.00	0.00	0.00	0.00	48.57	23.87	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

PJM 61847	21.89	19.98	21.71	17.00	-9.40	-9.40	-9.40	17.00	17.97	23.11	28.36	26.99	28.53	39.91	20.57	10.56	38.11	44.99	46.85	-2.49	12.20	34.41	15.00	33.12
	-5.05	-4.67	-4.53	-5.13	-4.82	-4.58	-3.94	-2.61	-2.47	-2.24	-1.81	-1.21	-0.84	-1.27	-0.64	-0.27	-1.27	-1.70	-1.62	-2.22	-1.12	-0.87	-1.31	-1.16
	17.02	13.00	7.83	13.50	47.61	42.95	38.28	8.75	12.00	7.56	2.73	2.86	-11.09	0.00	0.00	0.00	0.00	0.00	0.00	48.57	23.87	0.00	0.09	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	28.92	32.41	27.97	11.53	25.91	28.16	23.05	30.16	16.33	9.19	5.37	13.55	37.43	39.04	20.20	10.40	37.20	43.96	46.21	23.30	18.11	34.34	47.73	33.26
	-1.34	-1.73	-1.24	-0.62	-1.41	-1.53	-1.00	-0.93	-0.47	-0.34	-0.23	-0.51	-1.48	-2.14	-1.01	-0.43	-2.17	-2.73	-2.26	-1.07	-0.71	-0.93	-1.75	-1.01
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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