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: 09/19/2001

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	32.87	26.26	14.00	23.54	23.17	26.86	29.48	25.39	32.99	34.49	39.94	53.40	39.45	38.33	72.84	37.44	38.28	33.76	33.85	38.11	34.24	34.62	26.92	29.37
	2.15	1.69	0.85	1.43	1.44	1.69	1.73	1.38	2.14	2.30	2.76	3.70	2.35	2.16	4.30	2.13	2.21	1.88	1.99	2.69	2.33	2.23	1.50	1.71
	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

CENTRL 61754	29.93	23.88	12.91	21.65	21.26	24.55	27.05	23.46	30.06	31.37	36.21	48.43	36.19	35.33	66.79	34.41	35.13	31.09	31.08	34.50	31.13	31.56	24.76	27.02
	-0.78	-0.69	-0.24	-0.46	-0.47	-0.62	-0.70	-0.54	-0.79	-0.82	-0.97	-1.27	-0.91	-0.85	-1.74	-0.90	-0.94	-0.79	-0.78	-0.91	-0.78	-0.83	-0.65	-0.64
	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

DUNWOD 61760	31.27	24.94	13.32	22.43	22.02	25.60	28.64	25.06	32.28	33.67	39.00	52.17	39.04	38.06	72.20	37.22	38.04	33.58	33.51	37.24	33.31	33.77	26.59	28.63
	0.56	0.37	0.17	0.31	0.30	0.43	0.88	1.05	1.42	1.48	1.81	2.47	1.94	1.89	3.67	1.91	1.98	1.70	1.66	1.82	1.41	1.38	1.18	0.97
	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	0.00	0.00	0.00	0.00	0.00

GENESE 61753	30.93	24.66	13.21	22.12	21.76	25.30	27.70	23.96	30.72	32.19	37.19	49.82	37.05	36.29	68.64	35.38	36.07	31.98	31.84	35.61	32.23	32.53	25.26	27.66
	0.22	0.09	0.06	0.00	0.04	0.13	-0.05	-0.04	-0.14	0.00	0.00	0.12	-0.05	0.12	0.10	0.08	0.00	0.10	-0.01	0.20	0.32	0.14	-0.15	0.00
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	36.98	24.73	13.16	22.14	21.77	25.27	27.83	24.02	30.79	32.10	37.04	49.56	36.98	36.04	68.28	35.20	35.98	31.79	31.69	35.29	31.88	32.34	25.35	27.66
	0.05	0.07	0.01	0.02	0.05	0.10	0.07	0.02	-0.07	-0.09	-0.15	-0.14	-0.12	-0.14	-0.25	-0.11	-0.09	-0.10	-0.16	-0.13	-0.03	-0.05	-0.06	0.00
	-6.22	-0.09	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

HUD VL 61758	30.95	24.72	13.21	22.25	21.84	25.35	28.27	24.66	31.76	33.10	38.31	51.21	38.34	37.37	70.88	36.55	37.36	33.00	32.94	36.53	32.74	33.21	26.12	28.17
	0.23	0.15	0.06	0.13	0.11	0.18	0.51	0.66	0.91	0.91	1.13	1.51	1.24	1.20	2.35	1.24	1.29	1.11	1.08	1.12	0.84	0.82	0.71	0.51
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	31.44	25.04	14.70	25.07	22.75	28.56	28.83	27.04	32.80	33.74	39.14	58.61	78.75	38.42	72.94	37.55	38.33	33.96	34.01	41.72	33.55	33.97	26.77	28.85
	0.73	0.47	0.28	0.52	0.52	0.70	1.02	1.18	1.55	1.55	1.95	2.91	2.23	2.25	4.40	2.25	2.26	1.91	1.93	2.21	1.65	1.58	1.36	1.19
	0.00	0.00	-1.27	-2.43	-0.51	-2.68	-0.05	-1.85	-0.40	0.00	0.00	-6.00	-39.42	0.00	0.00	0.00	0.00	-0.16	-0.23	-4.09	0.00	0.00	0.00	0.00

MHK VL 61756	31.51	25.19	13.45	22.63	22.27	25.82	28.47	24.56	31.64	33.12	38.29	51.20	38.09	37.12	70.40	36.25	37.03	32.73	32.71	36.40	32.76	33.19	25.99	28.29
	0.79	0.62	0.30	0.51	0.54	0.64	0.71	0.56	0.79	0.93	1.10	1.50	0.99	0.95	1.87	0.94	0.96	0.84	0.85	0.98	0.85	0.80	0.58	0.62
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	30.87	24.63	13.16	22.15	21.75	25.28	28.25	24.70	31.81	33.18	38.42	51.39	38.47	37.50	71.12	36.67	37.49	33.11	33.05	36.68	32.84	33.30	26.23	28.24
	0.16	0.06	0.01	0.04	0.03	0.10	0.50	0.70	0.96	0.99	1.23	1.69	1.37	1.32	2.59	1.36	1.42	1.22	1.19	1.26	0.93	0.91	0.81	0.58
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	31.77	25.34	13.51	22.74	22.33	26.00	29.17	57.69	59.27	37.91	39.69	53.28	39.67	38.64	73.32	37.79	38.60	34.03	33.92	37.82	33.80	34.25	26.99	28.98
	1.06	0.77	0.36	0.62	0.61	0.82	1.41	1.56	2.04	2.07	2.50	3.32	2.57	2.47	4.78	2.48	2.54	2.14	2.07	2.40	1.89	1.87	1.57	1.32
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-32.13	-26.37	-3.65	0.00	-0.26	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	30.97	24.81	13.24	22.27	21.92	25.46	28.02	24.14	30.95	32.29	37.27	49.89	37.17	36.22	68.66	35.39	36.16	31.94	31.84	35.48	32.06	32.49	25.49	27.83
	0.25	0.24	0.09	0.15	0.19	0.29	0.27	0.14	0.09	0.10	0.09	0.19	0.07	0.04	0.12	0.08	0.09	0.06	-0.01	0.06	0.15	0.10	0.07	0.17
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	31.73	25.18	13.43	22.61	22.22	25.78	28.36	24.50	31.78	33.24	38.52	51.46	38.24	37.21	70.67	36.35	37.14	32.72	32.76	36.70	32.93	33.36	26.06	28.32
	0.80	0.61	0.28	0.49	0.50	0.60	0.61	0.49	0.92	1.05	1.33	1.76	1.14	1.03	2.13	1.04	1.07	0.84	0.91	1.29	1.02	0.97	0.65	0.66
	-0.22	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

O H 61846	30.09	23.99	12.88	21.61	21.23	24.52	26.91	23.37	29.30	30.23	34.64	46.22	34.79	34.22	64.34	33.44	34.20	30.62	30.60	33.61	30.45	30.86	24.29	26.76
	-0.82	-0.58	-0.27	-0.50	-0.50	-0.65	-0.84	-0.63	-1.56	-1.96	-2.54	-3.48	-2.31	-1.95	-4.19	-1.87	-1.87	-1.26	-1.25	-1.81	-1.45	-1.53	-1.12	-0.91
	-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	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

PJM 61847	1.35	15.04	11.89	3.18	16.59	15.08	26.27	23.00	29.10	30.01	34.54	46.15	34.65	33.87	64.11	33.21	34.08	30.39	30.48	33.51	30.23	30.69	24.23	26.38
	-1.49	-1.11	-0.58	-0.97	-0.96	-1.17	-1.14	-1.00	-1.76	-2.18	-2.65	-3.55	-2.45	-2.30	-4.43	-2.10	-1.98	-1.49	-1.37	-1.91	-1.67	-1.70	-1.19	-1.28
	27.88	8.42	0.68	17.97	4.17	8.92	0.34	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

WEST 61752	29.93	24.03	12.91	21.65	21.26	24.53	26.88	23.34	29.27	30.30	34.74	46.31	34.89	34.33	64.40	33.44	34.14	30.58	30.53	33.43	30.33	30.73	24.22	26.73
	-0.78	-0.54	-0.24	-0.46	-0.47	-0.65	-0.87	-0.66	-1.58	-1.90	-2.45	-3.39	-2.21	-1.84	-4.14	-1.87	-1.92	-1.31	-1.33	-1.99	-1.58	-1.66	-1.19	-0.93
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00