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: 06/01/2004

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	19.44	-0.10	5.12	2.34	9.03	12.68	42.87	48.94	52.68	40.56	47.35	56.89	54.93	54.44	54.76	55.77	55.24	53.26	52.18	42.05	41.89	45.35	36.67	26.68
	0.78	-0.01	0.19	0.09	0.36	0.51	1.91	2.31	2.62	2.01	2.55	3.14	3.02	2.61	2.58	2.85	3.06	2.84	2.87	1.83	1.76	2.51	1.81	1.25
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.33	-0.99	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	18.40	-0.09	4.87	2.22	8.56	12.05	40.52	46.11	49.55	38.20	44.37	53.24	51.41	51.40	51.75	52.09	50.56	49.92	48.75	39.80	39.74	42.40	34.52	25.22
	-0.26	0.00	-0.06	-0.02	-0.10	-0.12	-0.43	-0.52	-0.51	-0.36	-0.42	-0.52	-0.50	-0.43	-0.42	-0.47	-0.53	-0.50	-0.55	-0.42	-0.39	-0.44	-0.34	-0.20
	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	0.03	0.09	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	19.67	-0.10	5.15	2.34	9.03	12.78	43.17	49.78	53.41	41.26	47.90	57.53	55.55	55.37	55.71	59.50	77.89	61.28	55.88	46.72	56.23	52.14	36.87	26.62
	1.01	0.00	0.22	0.09	0.36	0.60	2.22	3.14	3.35	2.71	3.10	3.77	3.64	3.53	3.53	3.65	3.89	3.84	3.37	2.57	2.42	2.83	2.01	1.19
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-3.26	-22.80	-7.02	-3.21	-3.92	-13.68	-6.47	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	18.20	-0.09	4.81	2.20	8.47	11.89	40.06	45.18	48.71	37.59	43.77	52.49	50.71	50.72	51.17	51.40	49.89	49.23	48.18	39.35	39.26	41.80	34.14	25.05
	-0.46	0.00	-0.12	-0.05	-0.20	-0.29	-0.89	-1.45	-1.35	-0.97	-1.02	-1.26	-1.20	-1.11	-1.01	-1.16	-1.23	-1.19	-1.13	-0.87	-0.87	-1.04	-0.72	-0.38
	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	0.02	0.07	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	32.12	-0.10	4.87	2.23	8.58	12.05	40.54	45.94	49.26	37.94	44.17	53.02	51.20	51.19	51.56	51.88	50.33	49.42	48.80	39.82	39.65	42.22	34.40	25.21
	0.03	0.00	-0.05	-0.02	-0.08	-0.13	-0.41	-0.70	-0.79	-0.61	-0.63	-0.74	-0.72	-0.65	-0.61	-0.70	-0.86	-1.01	-0.50	-0.41	-0.48	-0.62	-0.46	-0.21
	-14.87	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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

HUD VL 61758	19.32	-0.10	5.08	2.31	8.92	12.59	42.37	48.66	52.16	40.16	46.64	55.94	53.97	53.74	54.05	53.31	49.35	52.53	51.20	41.69	41.58	44.53	36.10	26.12
	0.66	0.00	0.16	0.06	0.25	0.41	1.42	2.02	2.10	1.61	1.84	2.18	2.05	1.91	1.87	2.09	2.22	2.10	1.89	1.47	1.45	1.69	1.24	0.69
	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	1.36	4.06	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	20.13	-0.10	5.25	2.38	9.18	13.03	44.30	56.84	58.17	58.90	61.95	71.34	74.80	76.43	77.66	73.67	77.15	61.34	60.46	60.29	60.63	59.77	57.43	52.19
	1.46	-0.01	0.33	0.13	0.52	0.85	3.18	4.20	4.35	3.47	3.93	4.74	4.46	4.34	4.47	4.35	3.84	3.90	4.11	3.29	3.13	3.50	2.65	1.79
	0.00	0.00	0.00	0.00	0.00	0.00	-0.17	-6.00	-3.76	-16.88	-13.22	-12.84	-18.43	-20.26	-21.01	-16.73	-22.11	-7.02	-7.05	-16.78	-17.37	-13.42	-19.92	-24.98
	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	18.98	-0.10	5.00	2.28	8.80	12.39	41.79	47.63	51.15	39.44	45.84	55.04	53.13	53.08	53.37	53.73	52.30	51.50	50.34	41.05	41.00	43.76	35.58	25.88
	0.32	0.00	0.08	0.03	0.14	0.22	0.84	0.99	1.09	0.88	1.05	1.28	1.22	1.25	1.20	1.14	1.10	1.07	1.04	0.82	0.88	0.92	0.73	0.46
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.01	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	19.40	-0.10	5.08	2.31	8.91	12.61	42.56	49.04	52.60	40.60	47.12	56.57	54.63	54.45	54.77	51.06	54.45	60.17	54.81	46.02	55.64	51.42	36.33	26.24
	0.74	0.00	0.15	0.06	0.24	0.43	1.61	2.40	2.54	2.04	2.32	2.81	2.71	2.62	2.60	2.71	2.77	2.73	2.29	1.88	1.83	2.12	1.47	0.82
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	4.24	-0.49	-7.02	-3.21	-3.92	-13.68	-6.47	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	19.99	-0.10	5.21	2.37	9.13	12.96	50.08	62.17	63.07	58.03	91.40	90.86	65.23	66.85	73.57	67.76	82.99	80.18	81.12	54.95	69.46	61.43	46.69	46.02
	1.31	-0.01	0.29	0.12	0.47	0.79	2.91	4.06	4.26	3.49	4.06	4.98	4.81	4.68	4.72	4.87	4.89	4.81	4.32	3.45	3.28	3.65	2.62	1.59
	-0.02	0.00	0.00	0.00	0.00	0.00	-6.22	-11.47	-8.76	-15.99	-42.55	-32.12	-8.51	-10.33	-16.67	-10.30	-26.91	-24.95	-27.50	-11.28	-26.05	-14.94	-9.22	-19.00
	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	18.58	-0.09	4.91	2.24	8.64	12.14	40.89	46.27	49.64	38.24	44.52	53.45	51.62	51.63	51.98	52.27	50.64	49.80	49.05	40.07	39.94	42.53	34.66	25.41
	-0.08	0.00	-0.02	-0.01	-0.02	-0.03	-0.06	-0.37	-0.42	-0.31	-0.27	-0.30	-0.30	-0.21	-0.20	-0.31	-0.55	-0.62	-0.26	-0.15	-0.18	-0.31	-0.20	-0.02
	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
	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	19.16	-0.10	5.04	2.30	40.00	12.48	42.05	48.03	51.57	39.60	46.13	55.40	53.53	53.16	53.41	54.02	53.01	52.11	50.88	41.22	41.00	44.28	35.87	26.09
	0.50	0.00	0.12	0.05	0.25	0.31	1.10	1.39	1.51	1.04	1.33	1.65	1.61	1.33	1.23	1.44	1.82	1.69	1.57	1.00	0.87	1.44	1.01	0.66
	0.00	0.00	0.00	0.00	-33.97	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	17.73	-0.09	4.71	2.15	8.26	11.54	38.42	42.98	46.07	35.29	40.59	48.46	46.79	46.80	47.22	47.56	46.27	45.76	44.78	36.65	36.40	38.89	32.16	23.86
	-0.93	0.00	-0.22	-0.09	-0.40	-0.63	-2.54	-3.66	-3.99	-3.27	-4.20	-5.29	-5.13	-5.03	-4.96	-5.03	-4.92	-4.66	-4.53	-3.57	-3.73	-3.96	-2.70	-1.56
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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

PJM 61847	18.32	-0.09	4.85	2.21	8.52	12.00	40.16	45.60	48.69	37.35	43.18	51.77	50.02	50.02	50.37	50.83	49.48	48.83	47.67	38.89	38.81	41.37	33.82	24.65
	-0.34	0.00	-0.07	-0.04	-0.14	-0.17	-0.79	-1.03	-1.37	-1.20	-1.62	-1.99	-1.89	-1.82	-1.81	-1.75	-1.71	-1.59	-1.64	-1.33	-1.31	-1.47	-1.03	-0.77
	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

WEST 61752	17.63	-0.09	4.69	2.15	8.23	11.50	38.25	42.70	45.80	35.09	40.38	48.26	46.62	46.59	47.03	47.27	45.95	45.48	44.43	36.38	36.14	38.61	31.99	23.75
	-1.03	0.01	-0.24	-0.10	-0.44	-0.67	-2.70	-3.94	-4.25	-3.46	-4.41	-5.50	-5.30	-5.24	-5.15	-5.28	-5.15	-4.94	-4.87	-3.85	-3.99	-4.23	-2.87	-1.67
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.03	0.09	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