P-4A

Page Ref: P-4A

Time Weighted/Integrated Real Time LBMP - Zonal

--- LBMP $

--- Marginal Cost of Losses

--- Marginal Cost of Congestion

Zonal Prices

Date: 09/22/2001

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	38.71	28.76	32.03	26.63	25.79	28.31	28.83	26.46	31.77	37.76	34.60	32.49	36.93	44.87	44.18	44.71	52.47	63.49	43.45	63.99	43.01	47.29	38.96	24.28
	2.32	1.72	1.89	1.54	1.52	1.72	1.59	1.42	2.07	2.69	2.41	2.01	2.13	2.82	2.76	2.79	3.16	4.18	2.89	4.50	2.95	3.34	2.61	1.50
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

CENTRL 61754	35.28	26.21	29.26	24.36	23.56	25.75	26.45	24.34	28.84	34.05	31.27	29.63	33.79	40.84	40.20	40.68	47.86	57.49	39.37	57.67	38.93	42.58	35.15	22.13
	-1.12	-0.83	-0.88	-0.73	-0.72	-0.83	-0.80	-0.71	-0.87	-1.02	-0.92	-0.85	-1.00	-1.21	-1.22	-1.23	-1.45	-1.82	-1.19	-1.82	-1.13	-1.37	-1.19	-0.65
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

DUNWOD 61760	37.73	27.93	31.13	25.92	25.07	27.39	28.27	26.20	31.33	36.94	34.06	32.42	37.15	44.83	43.99	44.60	52.42	62.82	42.81	63.32	42.37	46.45	38.34	23.82
	1.33	0.89	0.99	0.83	0.80	0.80	1.03	1.15	1.63	1.87	1.87	1.94	2.35	2.78	2.57	2.68	3.11	3.51	2.25	3.84	2.31	2.50	1.99	1.04
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

GENESE 61753	36.02	26.73	29.80	24.76	23.95	26.29	26.88	24.65	29.13	34.62	31.77	30.00	34.08	41.32	40.68	41.14	48.45	58.06	39.93	58.29	39.56	43.29	35.64	22.46
	-0.38	-0.31	-0.34	-0.33	-0.33	-0.29	-0.37	-0.40	-0.57	-0.45	-0.42	-0.48	-0.71	-0.73	-0.74	-0.77	-0.86	-1.25	-0.63	-1.19	-0.50	-0.66	-0.71	-0.32
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

H Q 61844	36.58	27.09	30.39	26.45	26.01	26.65	27.27	25.07	29.62	35.02	32.11	30.33	34.59	41.73	41.15	41.63	49.17	59.18	37.77	48.87	39.56	43.99	36.41	22.89
	0.19	0.05	0.05	0.04	0.03	0.07	0.03	0.02	-0.08	-0.06	-0.09	-0.15	-0.21	-0.32	-0.27	-0.29	-0.14	-0.12	-0.05	-0.15	-0.01	0.03	0.07	0.11
	0.00	0.00	-0.20	-1.32	-1.70	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	2.74	10.46	0.49	0.00	0.00	0.00

HUD VL 61758	37.24	27.63	30.78	25.63	24.78	27.06	27.88	25.75	30.72	36.24	33.40	31.77	36.40	43.87	43.16	43.70	51.45	61.75	42.11	62.18	41.64	45.63	37.67	23.45
	0.85	0.59	0.64	0.54	0.51	0.47	0.64	0.71	1.02	1.16	1.21	1.29	1.60	1.82	1.74	1.78	2.13	2.45	1.55	2.69	1.58	1.68	1.33	0.67
	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	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

LONGIL 61762	37.98	28.23	32.09	30.01	26.24	29.98	30.42	30.08	32.72	37.37	34.46	34.53	39.47	45.20	44.51	45.13	53.13	64.35	51.56	68.85	57.55	48.05	38.64	24.21
	1.59	1.06	1.23	1.07	1.08	1.12	1.39	1.51	2.03	2.30	2.27	2.33	2.82	3.15	3.09	3.18	3.82	4.09	2.62	4.49	2.72	2.95	2.29	1.23
	0.00	-0.12	-0.72	-3.85	-0.89	-2.26	-1.79	-3.52	-0.99	0.00	0.00	-1.72	-1.85	0.00	0.00	-0.04	0.00	-0.95	-8.38	-4.88	-14.77	-1.15	0.00	-0.20

MHK VL 61756	37.32	27.70	30.89	25.71	24.87	27.28	27.93	25.68	30.48	36.01	33.01	31.20	35.62	43.06	42.45	42.97	50.61	60.94	41.65	61.06	41.15	45.13	37.31	23.39
	0.93	0.66	0.75	0.62	0.60	0.69	0.69	0.63	0.78	0.93	0.82	0.72	0.82	1.01	1.03	1.06	1.30	1.63	1.09	1.58	1.09	1.18	0.96	0.61
	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

MILLWD 61759	37.21	27.56	30.72	25.59	24.74	27.03	27.88	25.83	30.85	36.37	33.50	31.91	36.58	44.04	43.30	43.88	51.60	61.95	42.24	62.41	41.77	45.79	37.80	23.50
	0.81	0.52	0.58	0.50	0.47	0.44	0.64	0.78	1.15	1.29	1.31	1.43	1.78	1.99	1.88	1.97	2.29	2.64	1.68	2.93	1.71	1.84	1.46	0.72
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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.Y.C. 61761	38.30	28.37	31.64	26.36	25.48	27.84	28.76	26.70	32.02	37.71	34.75	33.07	37.90	45.68	44.84	45.43	53.43	63.83	43.52	64.55	43.16	47.33	39.06	24.26
	1.90	1.33	1.50	1.27	1.20	1.25	1.52	1.66	2.32	2.64	2.56	2.59	3.10	3.63	3.42	3.51	4.12	4.52	2.96	5.07	3.10	3.38	2.72	1.48
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

NORTH 61755	36.87	27.29	30.41	25.31	24.48	26.86	27.47	25.26	29.85	35.33	32.35	30.54	34.82	42.13	41.47	41.97	49.52	59.74	40.88	59.88	40.43	44.39	36.73	23.11
	0.47	0.25	0.27	0.21	0.21	0.28	0.23	0.21	0.15	0.26	0.16	0.06	0.03	0.08	0.05	0.06	0.21	0.43	0.32	0.40	0.37	0.44	0.38	0.33
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	37.43	27.82	30.97	25.76	24.94	27.34	27.92	25.69	30.76	36.48	33.47	31.56	36.02	43.66	42.98	43.50	51.02	61.57	39.44	51.68	40.99	45.67	37.71	23.50
	1.03	0.78	0.84	0.67	0.67	0.75	0.68	0.65	1.06	1.40	1.28	1.08	1.22	1.62	1.56	1.59	1.71	2.26	1.49	2.40	1.46	1.72	1.37	0.72
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	2.61	10.20	0.53	0.00	0.00	0.00

O H 61846	35.43	26.46	29.51	24.58	23.76	26.01	26.78	24.57	28.51	33.28	30.52	29.13	33.13	39.97	39.37	39.77	46.86	56.08	34.26	41.52	36.99	41.58	34.46	21.98
	-0.96	-0.58	-0.63	-0.52	-0.52	-0.58	-0.46	-0.47	-1.19	-1.79	-1.67	-1.35	-1.66	-2.08	-2.04	-2.15	-2.45	-3.23	-1.83	-3.51	-1.98	-2.38	-1.89	-0.80
	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	4.46	14.45	1.09	0.00	0.00	0.00

PJM 61847	10.19	1.12	9.80	1.27	1.00	14.69	26.70	24.73	28.89	33.27	30.53	29.06	33.18	39.95	39.33	39.77	46.94	56.27	34.85	42.39	37.15	41.56	34.49	21.76
	-0.79	-0.58	-0.65	-0.52	-0.55	-0.60	-0.41	-0.31	-0.81	-1.81	-1.66	-1.42	-1.62	-2.09	-2.09	-2.15	-2.37	-3.04	-1.98	-3.14	-2.02	-2.40	-1.85	-1.02
	25.42	25.34	19.69	23.31	22.72	11.30	0.14	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	3.73	13.95	0.89	0.00	0.00	0.00

WEST 61752	35.62	26.62	29.69	24.73	23.92	26.19	26.97	24.72	28.58	33.32	30.53	29.15	33.12	39.92	39.35	39.70	46.78	56.03	38.75	55.93	38.14	41.57	34.47	22.03
	-0.78	-0.42	-0.45	-0.36	-0.35	-0.40	-0.27	-0.32	-1.12	-1.76	-1.67	-1.34	-1.67	-2.13	-2.07	-2.22	-2.53	-3.27	-1.81	-3.56	-1.92	-2.38	-1.87	-0.75
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00