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: 09/27/2001

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	26.96	19.57	22.05	15.38	15.78	23.53	27.58	24.65	22.80	26.38	28.27	24.62	22.48	23.20	24.04	22.48	23.06	23.74	24.68	26.43	25.14	22.25	21.54	20.79
	1.56	1.00	1.13	0.79	0.82	1.28	1.56	1.07	1.16	1.39	1.43	1.18	0.86	0.82	0.91	0.98	1.00	1.20	1.37	1.46	1.42	1.19	1.06	1.09
	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	0.00	0.00

CENTRL 61754	24.77	18.23	20.53	14.31	14.68	21.74	25.25	22.89	21.06	24.26	26.01	22.82	21.11	21.85	22.51	20.99	21.48	21.89	22.64	24.19	23.03	20.61	20.14	19.41
	-0.63	-0.35	-0.39	-0.27	-0.28	-0.52	-0.77	-0.69	-0.58	-0.73	-0.83	-0.62	-0.51	-0.53	-0.62	-0.51	-0.59	-0.65	-0.68	-0.77	-0.68	-0.45	-0.34	-0.28
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	25.79	18.79	21.17	14.78	15.19	22.67	26.66	24.64	22.61	26.24	28.27	24.71	22.99	23.91	24.72	22.90	23.53	23.87	24.62	26.39	25.02	22.10	21.38	20.22
	0.39	0.22	0.25	0.20	0.22	0.42	0.65	1.06	0.97	1.25	1.43	1.27	1.37	1.53	1.59	1.40	1.47	1.33	1.31	1.42	1.30	1.03	0.90	0.52
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	25.41	18.63	20.95	14.58	14.99	22.23	26.02	23.28	21.46	24.82	26.60	23.25	21.27	21.95	22.67	21.10	21.56	22.09	22.89	24.59	23.39	20.81	20.24	19.74
	0.01	0.05	0.03	0.00	0.03	-0.02	0.00	-0.30	-0.17	-0.17	-0.25	-0.19	-0.35	-0.43	-0.46	-0.41	-0.51	-0.45	-0.42	-0.38	-0.33	-0.25	-0.23	0.04
	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

H Q 61844	25.49	18.63	20.97	14.61	15.00	22.33	26.18	23.62	21.64	25.00	26.83	23.43	21.59	22.33	23.10	21.47	22.05	22.59	23.35	25.01	23.79	21.11	20.49	19.78
	0.09	0.05	0.05	0.03	0.03	0.07	0.16	0.04	0.00	0.01	-0.01	-0.01	-0.03	-0.05	-0.03	-0.03	-0.01	0.05	0.04	0.05	0.07	0.04	0.01	0.08
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	25.63	18.69	21.05	14.68	15.08	22.50	26.44	24.37	22.38	25.91	27.89	24.37	22.62	23.49	24.25	22.50	23.11	23.48	24.24	26.00	24.67	21.82	21.12	20.03
	0.22	0.12	0.13	0.10	0.12	0.25	0.42	0.79	0.74	0.92	1.05	0.93	1.00	1.11	1.12	0.99	1.05	0.94	0.93	1.03	0.95	0.76	0.64	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

LONGIL 61762	27.69	21.42	24.00	28.11	26.61	29.23	27.30	27.87	30.75	30.18	29.17	37.30	28.33	27.91	27.82	27.92	27.64	28.24	28.23	33.22	33.62	29.99	24.17	23.76
	0.72	0.48	0.57	0.45	0.49	0.83	1.07	1.41	1.23	1.59	1.83	1.64	1.74	1.88	1.98	1.76	1.84	1.71	1.74	1.88	1.70	1.33	1.14	0.74
	-1.57	-2.38	-2.51	-13.08	-11.16	-6.14	-0.21	-2.88	-7.89	-3.60	-0.50	-12.22	-4.98	-3.65	-2.72	-4.66	-3.73	-3.98	-3.18	-6.37	-8.21	-7.60	-2.55	-3.32

MHK VL 61756	25.85	18.87	21.26	14.82	15.21	22.67	26.51	23.89	21.98	25.48	27.36	23.89	21.95	22.70	23.50	21.88	22.43	22.97	23.76	25.42	24.13	21.44	20.81	20.02
	0.45	0.30	0.34	0.24	0.25	0.41	0.49	0.31	0.34	0.49	0.52	0.45	0.33	0.32	0.37	0.37	0.37	0.43	0.45	0.45	0.41	0.37	0.33	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

MILLWD 61759	25.50	18.59	20.94	14.62	15.01	22.41	26.35	24.34	22.33	25.90	27.89	24.38	22.68	23.58	24.38	22.60	23.21	23.56	24.30	26.04	24.70	21.84	21.13	20.00
	0.10	0.02	0.02	0.04	0.05	0.16	0.33	0.76	0.69	0.91	1.05	0.94	1.06	1.20	1.25	1.09	1.15	1.01	0.98	1.07	0.99	0.77	0.65	0.30
	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.Y.C. 61761	26.04	18.98	21.38	14.93	15.34	22.92	27.00	25.03	22.96	26.67	28.72	25.12	23.39	24.35	25.19	23.30	23.94	24.23	24.99	26.79	25.38	22.37	21.65	20.43
	0.64	0.41	0.46	0.35	0.37	0.67	0.98	1.45	1.32	1.68	1.88	1.68	1.77	1.97	2.06	1.79	1.88	1.69	1.68	1.82	1.67	1.30	1.17	0.73
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	25.68	18.75	21.11	14.70	15.09	22.48	26.40	23.76	21.78	25.20	27.04	23.61	21.73	22.46	23.24	21.61	22.20	22.76	23.53	25.20	23.95	21.23	20.58	19.90
	0.27	0.18	0.19	0.12	0.13	0.22	0.38	0.18	0.15	0.21	0.20	0.17	0.11	0.08	0.11	0.10	0.14	0.22	0.22	0.23	0.24	0.16	0.10	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	0.00

NPX 61845	26.03	18.91	21.31	14.87	15.26	22.75	26.60	24.02	22.16	25.64	27.53	24.02	22.06	22.84	23.63	22.01	22.59	23.09	23.95	25.69	24.42	21.64	20.96	20.10
	0.62	0.34	0.39	0.29	0.30	0.49	0.58	0.44	0.53	0.65	0.69	0.58	0.44	0.46	0.50	0.51	0.52	0.55	0.64	0.73	0.71	0.57	0.48	0.40
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	24.59	18.20	20.47	14.24	14.63	21.61	25.18	23.06	20.90	23.84	25.55	22.28	20.63	21.34	21.98	20.43	20.92	21.37	22.01	23.58	22.47	20.22	19.79	19.32
	-0.81	-0.37	-0.45	-0.34	-0.33	-0.64	-0.84	-0.52	-0.73	-1.15	-1.29	-1.16	-0.99	-1.04	-1.15	-1.08	-1.14	-1.17	-1.30	-1.39	-1.25	-0.85	-0.69	-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	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00

PJM 61847	7.16	11.55	7.10	11.96	11.52	17.65	25.23	18.08	21.05	24.33	26.17	22.74	21.08	21.88	22.56	20.93	21.53	21.98	22.43	23.64	22.54	20.09	19.56	18.93
	-0.81	-0.50	-0.54	-0.40	-0.41	-0.61	-0.70	-0.33	-0.52	-0.66	-0.67	-0.70	-0.54	-0.50	-0.57	-0.57	-0.53	-0.56	-0.89	-1.32	-1.17	-0.98	-0.92	-0.77
	17.43	6.53	13.27	2.23	3.04	3.99	0.09	5.16	0.06	0.00	0.00	0.00	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	24.71	18.31	20.58	14.30	14.70	21.72	25.30	23.20	21.03	23.96	25.63	22.35	20.71	21.42	22.05	20.50	20.99	21.42	22.07	23.67	22.57	20.33	19.87	19.35
	-0.70	-0.26	-0.34	-0.28	-0.26	-0.54	-0.72	-0.38	-0.61	-1.03	-1.21	-1.09	-0.91	-0.96	-1.08	-1.01	-1.08	-1.12	-1.25	-1.30	-1.14	-0.74	-0.60	-0.35
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00