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: 09/23/2001

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	35.47	29.93	26.30	26.12	24.47	25.50	22.65	22.02	25.26	26.86	28.67	32.44	29.29	29.54	35.50	31.39	32.22	31.16	33.21	43.82	43.28	42.32	33.33	28.37
	2.06	1.91	1.65	1.64	1.51	1.52	1.35	1.30	1.63	1.53	1.75	2.11	1.83	1.78	2.17	1.92	2.05	2.12	2.32	2.94	3.03	3.17	2.23	1.79
	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

CENTRL 61754	32.69	27.37	24.05	23.87	22.41	23.29	20.66	20.26	23.00	24.55	26.10	29.39	26.60	26.93	32.28	28.55	29.23	28.13	29.92	39.58	39.00	37.84	30.06	25.73
	-0.72	-0.66	-0.60	-0.61	-0.55	-0.68	-0.64	-0.46	-0.63	-0.77	-0.82	-0.94	-0.86	-0.83	-1.05	-0.92	-0.95	-0.91	-0.98	-1.29	-1.24	-1.31	-1.04	-0.85
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	34.70	28.80	25.31	25.10	23.56	24.59	21.82	21.33	24.68	26.70	28.43	32.05	29.06	29.41	35.36	31.22	31.91	30.60	32.66	43.59	42.70	41.22	32.73	27.81
	1.28	0.77	0.66	0.62	0.60	0.62	0.52	0.62	1.04	1.38	1.51	1.72	1.60	1.65	2.04	1.75	1.73	1.56	1.77	2.72	2.46	2.08	1.63	1.23
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	33.05	27.96	24.59	24.41	22.85	23.85	21.26	20.63	23.25	24.85	26.44	29.89	27.07	27.36	32.74	28.98	29.73	28.68	30.44	39.98	39.60	38.63	30.60	26.22
	-0.37	-0.07	-0.07	-0.06	-0.10	-0.12	-0.04	-0.08	-0.39	-0.47	-0.48	-0.44	-0.39	-0.40	-0.58	-0.50	-0.45	-0.35	-0.46	-0.90	-0.64	-0.51	-0.50	-0.36
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	33.51	28.17	24.82	24.65	26.96	26.00	26.00	20.83	23.64	25.29	26.85	30.25	27.39	27.70	33.21	29.37	30.11	29.01	30.87	40.77	39.28	36.09	31.25	26.80
	0.09	0.14	0.16	0.17	0.15	0.17	0.15	0.10	0.00	-0.03	-0.07	-0.08	-0.07	-0.06	-0.12	-0.11	-0.07	-0.02	-0.02	-0.10	0.01	0.14	0.17	0.22
	0.00	0.00	0.00	0.00	-3.86	-1.86	-4.55	-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	0.97	3.20	0.02	0.00

HUD VL 61758	34.24	28.46	25.00	24.80	23.27	24.30	21.57	21.05	24.29	26.21	27.91	31.46	28.51	28.86	34.69	30.65	31.34	30.08	32.07	42.74	41.90	40.50	32.13	27.34
	0.82	0.43	0.35	0.32	0.32	0.33	0.27	0.33	0.65	0.89	0.99	1.13	1.05	1.10	1.36	1.17	1.16	1.04	1.17	1.87	1.65	1.35	1.03	0.76
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	34.92	28.97	25.60	25.40	23.90	25.28	25.36	25.47	25.63	28.57	29.86	45.87	47.47	33.30	36.00	32.68	33.85	34.38	33.84	62.68	64.95	42.43	33.08	28.59
	1.47	0.94	0.95	0.92	0.88	0.91	0.76	0.85	1.35	1.68	1.79	2.04	1.93	1.98	2.47	2.10	2.11	1.93	2.16	3.20	2.87	2.47	1.98	1.57
	-0.03	0.00	0.00	0.00	-0.06	-0.39	-3.30	-3.90	-0.65	-1.56	-1.15	-13.50	-18.08	-3.56	-0.20	-1.10	-1.56	-3.42	-0.78	-18.61	-21.84	-0.82	0.00	-0.44

MHK VL 61756	34.23	28.75	25.27	25.09	23.51	24.55	21.81	21.23	24.26	25.95	27.60	31.11	28.16	28.46	34.18	30.24	31.01	29.86	31.74	41.92	41.34	40.22	31.91	27.29
	0.82	0.72	0.62	0.61	0.56	0.57	0.51	0.51	0.63	0.62	0.68	0.78	0.70	0.69	0.85	0.76	0.83	0.82	0.85	1.05	1.09	1.08	0.81	0.71
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	34.25	28.43	24.98	24.78	23.26	24.28	21.55	21.06	24.35	26.32	28.02	31.58	28.62	28.97	34.84	30.77	31.44	30.16	32.18	42.94	42.06	40.61	32.25	27.42
	0.83	0.40	0.33	0.30	0.30	0.31	0.25	0.35	0.72	1.00	1.10	1.25	1.17	1.20	1.51	1.29	1.27	1.12	1.28	2.07	1.82	1.47	1.15	0.84
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	35.28	29.31	25.75	25.52	23.94	24.99	22.16	21.67	25.12	27.24	29.03	32.73	29.67	30.03	36.10	31.88	32.56	31.22	33.35	44.54	43.62	42.06	33.39	28.36
	1.86	1.28	1.10	1.04	0.98	1.01	0.86	0.96	1.49	1.92	2.11	2.40	2.21	2.27	2.78	2.41	2.39	2.18	2.45	3.67	3.37	2.92	2.29	1.78
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	33.80	28.41	25.01	24.84	23.27	24.32	21.62	20.97	23.82	25.48	27.07	30.50	27.60	27.91	33.47	29.60	30.37	29.27	31.13	41.10	40.59	39.62	31.51	27.04
	0.38	0.38	0.36	0.37	0.32	0.35	0.32	0.25	0.19	0.16	0.14	0.17	0.15	0.15	0.15	0.13	0.19	0.23	0.24	0.22	0.35	0.48	0.41	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	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

NPX 61845	34.35	28.85	25.34	25.18	23.57	24.60	21.84	21.25	24.43	26.12	27.85	31.46	28.47	28.75	34.57	30.56	31.32	30.16	32.09	42.43	40.88	37.46	32.21	27.45
	0.93	0.82	0.69	0.70	0.62	0.62	0.54	0.54	0.79	0.80	0.92	1.13	1.01	0.99	1.25	1.09	1.15	1.12	1.20	1.56	1.55	1.65	1.13	0.87
	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	0.92	3.33	0.03	0.00

O H 61846	32.69	27.60	24.32	24.19	22.71	23.69	21.12	20.35	22.60	24.36	25.82	28.96	26.16	26.44	31.56	28.03	28.63	27.55	29.23	38.47	35.89	32.28	29.42	25.44
	-0.73	-0.43	-0.33	-0.29	-0.24	-0.29	-0.18	-0.37	-1.04	-0.96	-1.10	-1.37	-1.30	-1.32	-1.77	-1.44	-1.55	-1.49	-1.67	-2.41	-2.43	-2.44	-1.63	-1.14
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	1.93	4.42	0.04	0.00

PJM 61847	15.08	14.97	12.06	23.24	11.16	14.95	18.11	19.85	22.61	24.33	25.80	28.90	26.03	26.34	31.60	27.96	28.57	27.44	29.20	39.18	37.44	33.31	30.02	25.80
	-1.39	-1.23	-1.10	-1.07	-0.95	-0.99	-0.84	-0.81	-1.03	-1.00	-1.13	-1.43	-1.43	-1.42	-1.73	-1.52	-1.61	-1.60	-1.70	-1.69	-1.39	-1.54	-1.04	-0.78
	16.95	11.83	11.48	0.16	10.84	8.04	2.34	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	1.42	4.29	0.04	0.00

WEST 61752	32.82	27.73	24.47	24.33	22.84	23.82	21.25	20.46	22.65	24.44	25.89	29.03	26.25	26.49	31.65	28.13	28.73	27.66	29.35	38.63	38.03	36.89	29.62	25.58
	-0.60	-0.30	-0.18	-0.15	-0.11	-0.15	-0.05	-0.25	-0.98	-0.88	-1.04	-1.30	-1.21	-1.27	-1.68	-1.35	-1.45	-1.38	-1.55	-2.24	-2.22	-2.25	-1.48	-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