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: 08/02/2003

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	53.83	53.03	35.68	33.22	27.12	39.86	35.69	31.17	55.62	55.51	52.99	80.76	60.98	103.29	100.30	101.77	673.46	65.75	68.13	62.94	64.31	65.69	96.99	55.56
	3.68	3.55	2.62	2.31	1.89	2.82	2.53	2.17	3.78	2.62	1.90	2.73	1.63	3.22	3.26	3.70	35.39	3.32	3.45	3.87	3.68	3.59	6.90	4.07
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	48.75	48.01	32.15	30.08	24.58	35.93	32.26	28.25	50.46	51.71	50.11	76.73	58.54	98.50	95.52	96.58	627.79	61.53	63.61	58.00	59.41	60.93	88.39	50.38
	-1.40	-1.46	-0.91	-0.83	-0.65	-1.10	-0.90	-0.75	-1.38	-1.18	-0.97	-1.29	-0.81	-1.56	-1.52	-1.49	-10.28	-0.89	-1.07	-1.07	-1.22	-1.17	-1.70	-1.11
	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	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	53.35	52.17	34.80	32.49	26.58	39.00	34.96	30.83	55.38	57.25	55.68	85.15	64.87	109.26	105.96	106.53	686.76	66.68	69.14	63.03	65.72	67.38	96.47	54.79
	3.20	2.70	1.73	1.58	1.34	1.97	1.79	1.82	3.54	4.35	4.60	7.12	5.51	9.19	8.92	8.46	48.69	4.26	4.46	3.96	5.09	5.28	6.38	3.30
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	49.48	48.98	32.81	30.72	25.03	36.80	33.10	28.91	51.34	51.84	49.96	76.36	58.16	97.95	94.88	96.27	629.58	62.03	63.81	58.24	59.05	60.68	88.60	50.89
	-0.67	-0.49	-0.25	-0.20	-0.21	-0.23	-0.07	-0.09	-0.49	-1.05	-1.12	-1.67	-1.19	-2.11	-2.16	-1.80	-8.49	-0.39	-0.87	-0.83	-1.58	-1.42	-1.49	-0.60
	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

H Q 61844	49.62	49.19	36.06	30.68	25.01	36.73	32.88	28.71	51.20	51.92	49.94	76.19	57.88	97.59	94.64	95.79	625.06	66.23	63.40	57.89	52.00	60.65	50.01	50.00
	-0.53	-0.28	-0.23	-0.24	-0.22	-0.30	-0.28	-0.29	-0.64	-0.97	-1.14	-1.84	-1.47	-2.48	-2.40	-2.27	-13.01	-2.49	-1.28	-1.19	-1.46	-1.45	-1.08	-0.79
	0.00	0.00	1.96	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	49.62	0.00	0.00	2.68	0.00	9.19	5.66
	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	51.98	50.93	33.97	31.73	25.94	38.05	34.06	29.98	53.89	55.69	54.17	82.89	63.26	106.78	103.67	104.40	673.73	65.45	67.99	62.09	64.26	65.75	94.22	53.47
	1.83	1.46	0.91	0.82	0.71	1.02	0.90	0.98	2.06	2.79	3.09	4.86	3.90	6.71	6.63	6.33	35.66	3.02	3.32	3.02	3.63	3.66	4.13	1.98
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	68.12	63.81	64.79	42.00	36.47	53.05	53.77	55.03	57.32	59.90	69.20	93.17	81.03	110.12	106.74	107.19	684.10	65.35	68.72	62.66	65.13	66.97	96.57	56.73
	4.25	3.86	2.55	2.27	1.91	2.88	2.56	2.51	4.43	5.26	5.33	8.05	6.06	10.05	9.70	9.12	46.03	3.86	4.04	3.59	4.50	4.87	6.48	3.92
	-13.72	-10.48	-29.18	-8.81	-9.32	-13.13	-18.04	-23.52	-1.05	-1.75	-12.79	-7.09	-15.62	0.00	0.00	0.00	0.00	0.94	0.00	0.00	0.00	0.00	0.00	-1.32
	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	51.11	50.36	33.64	31.43	25.66	37.65	33.72	29.51	52.63	53.43	51.56	78.76	59.95	101.15	98.24	99.54	651.62	63.67	65.94	60.25	61.59	63.11	91.32	52.18
	0.96	0.89	0.58	0.51	0.43	0.62	0.55	0.51	0.79	0.53	0.47	0.73	0.60	1.08	1.20	1.47	13.55	1.24	1.26	1.18	0.96	1.01	1.23	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	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	52.51	51.38	34.25	31.99	26.16	38.38	34.38	30.31	54.45	56.30	54.76	83.77	63.87	107.64	104.41	104.99	676.81	65.75	68.29	62.38	64.74	66.35	94.98	53.93
	2.36	1.90	1.19	1.08	0.92	1.35	1.21	1.31	2.61	3.40	3.68	5.74	4.52	7.57	7.37	6.92	38.74	3.32	3.61	3.31	4.11	4.25	4.89	2.44
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	61.64	55.63	44.95	46.41	40.94	47.84	37.77	34.18	57.38	59.22	77.81	154.72	145.49	112.29	113.79	114.21	695.61	67.36	72.77	70.32	83.84	83.91	113.86	75.93
	4.28	3.68	2.43	2.23	1.88	2.78	2.56	2.57	4.84	5.63	5.82	8.65	6.59	10.72	10.24	9.64	57.18	4.93	5.55	5.01	6.24	6.60	8.16	4.31
	-7.20	-2.47	-9.47	-13.26	-13.82	-8.02	-2.04	-2.60	-0.70	-0.70	-20.91	-68.05	-79.54	-1.50	-6.51	-6.50	-0.36	0.00	-2.54	-6.24	-16.98	-15.21	-15.62	-20.13
	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	49.97	49.53	33.02	30.87	25.17	36.97	33.10	28.89	51.44	51.76	49.72	75.87	57.63	97.18	94.31	95.58	625.48	61.44	63.53	57.80	59.12	60.58	88.09	50.70
	-0.18	0.06	-0.04	-0.05	-0.07	-0.07	-0.06	-0.11	-0.40	-1.13	-1.36	-2.16	-1.72	-2.89	-2.73	-2.49	-12.59	-0.98	-1.15	-1.28	-1.51	-1.52	-2.00	-0.79
	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

NPX 61845	51.91	51.09	37.63	32.01	26.15	38.41	34.39	30.04	53.65	54.11	51.99	79.35	60.00	103.03	100.19	101.30	664.10	74.05	67.11	61.94	56.60	64.81	53.74	47.01
	1.75	1.62	1.34	1.10	0.91	1.37	1.22	1.04	1.81	1.22	0.91	1.32	0.65	2.96	3.15	3.23	26.03	5.33	2.43	2.86	3.14	2.71	2.65	2.43
	0.00	0.00	1.96	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	49.62	0.00	0.00	2.68	0.00	9.19	11.87
	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	40.64	40.45	32.01	25.41	20.70	30.41	27.42	23.85	42.30	44.06	43.15	66.23	50.70	84.75	82.21	83.21	531.25	55.35	54.42	49.04	47.12	51.63	44.46	43.45
	-9.51	-9.02	-4.28	-5.51	-4.53	-6.63	-5.74	-5.16	-9.54	-8.83	-7.93	-11.80	-8.65	-15.31	-14.83	-14.86	-106.82	-13.37	-10.26	-10.03	-6.34	-10.47	-6.63	-7.34
	0.00	0.00	1.96	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	49.62	0.00	0.00	2.68	0.00	9.19	5.66
	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	47.03	46.46	32.20	28.99	23.69	34.20	28.84	26.65	47.74	49.60	48.45	74.29	56.76	95.30	92.41	93.36	600.91	72.51	62.50	56.62	54.47	59.78	50.19	47.29
	-3.12	-3.01	-4.09	-1.92	-1.54	-2.84	-3.57	-2.35	-4.10	-3.30	-2.63	-3.74	-2.59	-4.77	-4.63	-4.71	-37.16	3.79	-2.18	-2.45	1.01	-2.32	-0.90	-3.50
	0.00	0.00	1.96	0.00	0.00	0.00	1.60	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	49.62	0.00	0.00	2.68	0.00	9.19	5.66
	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	45.41	45.33	30.27	28.51	23.25	34.11	30.77	26.76	47.46	49.48	48.59	74.60	57.12	95.38	92.50	93.65	596.92	59.29	61.24	55.33	56.45	58.12	83.52	47.55
	-4.74	-4.14	-2.79	-2.41	-1.98	-2.92	-2.39	-2.24	-4.38	-3.41	-2.50	-3.43	-2.24	-4.68	-4.54	-4.42	-41.15	-3.13	-3.44	-3.74	-4.18	-3.98	-6.57	-3.94
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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