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: 10/01/2009

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	29.63	19.41	30.96	14.76	2.68	28.50	38.98	37.97	35.05	33.17	35.91	32.92	35.77	31.96	35.51	30.46	30.92	38.13	56.48	195.55	30.05	39.39	25.51	25.46
	1.58	1.03	1.54	0.73	0.13	1.57	2.32	2.28	2.30	2.16	2.40	2.14	2.24	1.92	1.99	1.74	1.76	2.22	3.32	11.83	1.74	2.34	1.48	1.39
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-4.68	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	28.45	18.55	29.52	14.16	2.58	27.28	37.61	36.64	33.55	31.63	34.29	31.50	34.24	30.69	34.21	29.30	29.83	36.50	49.99	188.09	28.99	37.71	24.57	24.58
	0.39	0.17	0.10	0.13	0.03	0.35	0.94	0.95	0.80	0.63	0.78	0.72	0.71	0.65	0.69	0.58	0.67	0.59	0.99	4.37	0.67	0.66	0.54	0.50
	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	-0.53	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	30.19	19.71	31.41	14.99	2.73	28.95	39.82	38.83	35.83	33.97	36.62	33.70	36.69	32.89	36.50	31.38	31.84	39.24	56.44	198.70	30.87	40.37	26.08	25.97
	2.14	1.33	1.99	0.96	0.18	2.02	3.16	3.14	3.09	2.96	3.11	2.91	3.16	2.84	2.99	2.66	2.68	3.34	4.39	14.98	2.56	3.33	2.05	1.89
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-3.57	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	28.29	18.46	29.31	14.08	2.57	27.16	37.35	36.40	33.07	31.20	34.00	31.22	33.96	30.49	34.04	29.03	29.53	35.97	49.10	186.43	28.69	37.08	24.23	24.25
	0.23	0.08	-0.11	0.06	0.02	0.23	0.68	0.71	0.33	0.19	0.49	0.43	0.43	0.44	0.53	0.31	0.37	0.06	0.21	2.71	0.38	0.03	0.19	0.18
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.41	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	27.44	18.03	28.99	13.78	2.50	26.36	35.66	15.00	15.00	25.00	25.00	25.00	15.00	15.00	15.00	15.00	28.31	34.86	47.05	25.00	27.51	36.04	0.00	23.51
	-0.61	-0.35	-0.43	-0.24	-0.05	-0.56	-1.01	-1.05	-0.99	-0.73	-1.06	-1.02	-0.98	-0.95	-0.92	-0.98	-0.85	-1.05	-1.43	-1.40	-0.81	-1.01	-0.81	-0.57
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	20.22	20.37	1.32	8.12	7.13	17.26	15.06	17.56	17.25	0.00	0.00	0.00	26.17	0.00	0.00	29.85	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

HUD VL 61758	30.16	19.72	31.45	15.02	2.73	29.00	39.86	38.80	35.76	33.87	36.52	33.62	36.58	32.78	36.39	31.28	31.72	39.09	56.29	198.50	30.83	40.31	26.03	25.92
	2.11	1.34	2.03	0.99	0.18	2.07	3.19	3.11	3.01	2.86	3.02	2.83	3.06	2.74	2.87	2.56	2.56	3.18	4.25	14.78	2.51	3.26	2.00	1.85
	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	-3.56	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	30.95	20.25	32.27	15.41	2.81	29.77	41.06	39.87	36.67	37.73	40.50	34.56	37.55	33.70	37.34	32.11	32.62	40.16	57.82	202.89	31.74	41.50	26.71	26.57
	2.90	1.87	2.84	1.38	0.26	2.84	4.39	4.18	3.92	3.71	3.99	3.77	4.02	3.65	3.83	3.39	3.46	4.26	5.77	19.16	3.42	4.45	2.68	2.50
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-3.01	-3.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-3.57	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

MHK VL 61756	29.12	19.03	30.40	14.52	2.65	28.03	38.47	37.51	34.31	32.53	35.10	32.30	35.11	31.42	35.00	29.98	30.48	37.46	51.39	194.00	29.74	38.82	25.13	25.10
	1.07	0.65	0.97	0.50	0.10	1.10	1.81	1.82	1.57	1.52	1.58	1.51	1.58	1.38	1.49	1.26	1.32	1.55	2.44	10.28	1.42	1.77	1.10	1.02
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.48	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	30.12	19.68	31.35	14.96	2.72	28.91	39.78	38.78	35.79	33.91	36.56	33.65	36.63	32.84	36.44	31.32	31.77	39.17	56.40	198.52	30.85	40.33	26.04	25.92
	2.07	1.30	1.93	0.94	0.17	1.98	3.11	3.09	3.04	2.90	3.05	2.86	3.10	2.79	2.93	2.60	2.61	3.26	4.32	14.79	2.53	3.28	2.01	1.84
	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	-3.59	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	30.37	19.82	31.55	15.06	2.74	29.09	40.05	39.08	36.08	34.22	36.88	33.95	36.95	33.13	36.78	31.63	32.09	39.54	56.77	199.69	31.08	40.60	26.25	26.15
	2.32	1.44	2.12	1.03	0.19	2.16	3.39	3.39	3.34	3.21	3.37	3.16	3.42	3.08	3.27	2.91	2.93	3.63	4.72	15.96	2.77	3.56	2.22	2.07
	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	-3.57	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

NORTH 61755	27.51	18.07	29.11	13.81	2.51	26.44	35.58	34.57	26.44	29.84	32.13	29.75	32.55	29.24	32.86	28.01	28.45	35.06	47.30	180.77	27.66	36.42	23.53	23.70
	-0.54	-0.31	-0.31	-0.22	-0.04	-0.50	-1.09	-1.13	-1.40	-1.17	-1.38	-1.04	-0.98	-0.80	-0.66	-0.71	-0.71	-0.85	-1.18	-2.95	-0.66	-0.63	-0.50	-0.37
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	4.90	0.00	0.00	0.00	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	29.77	19.50	31.10	14.81	2.69	28.57	39.02	37.95	35.17	33.36	36.04	33.08	36.00	32.19	35.73	30.70	31.07	38.37	36.50	40.68	30.00	39.44	25.59	25.57
	1.72	1.12	1.68	0.79	0.14	1.64	2.35	2.26	2.43	2.35	2.53	2.28	2.47	2.15	2.21	1.98	1.91	2.46	2.22	3.12	1.69	2.39	1.56	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	-1.68	15.00	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

O H 61846	26.54	17.35	27.49	13.23	2.42	25.36	35.20	33.44	30.11	28.32	30.99	28.45	30.91	27.80	31.11	26.43	26.91	32.60	44.32	168.59	26.01	33.49	22.22	22.51
	-1.51	-1.04	-1.93	-0.80	-0.13	-1.57	-1.70	-2.26	-2.63	-2.70	-2.52	-2.34	-2.62	-2.25	-2.40	-2.29	-2.25	-3.31	-4.64	-15.13	-2.31	-3.56	-1.81	-1.57
	0.00	0.00	0.00	0.00	0.00	0.00	-3.53	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.48	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

PJM 61847	27.64	17.90	28.44	13.73	2.50	26.41	36.48	35.37	32.26	30.23	32.72	30.04	32.64	29.23	32.43	27.83	28.56	34.91	49.66	178.23	27.61	35.98	23.76	23.92
	-0.41	-0.48	-0.98	-0.30	-0.05	-0.52	-0.19	-0.33	-0.49	-0.78	-0.79	-0.75	-0.89	-0.81	-1.09	-0.89	-0.60	-1.00	-1.39	-5.48	-0.71	-1.07	-0.27	-0.16
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-2.57	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

WEST 61752	27.19	17.71	28.07	13.52	2.47	25.95	35.41	34.42	31.15	29.27	31.96	29.30	31.81	28.58	31.91	27.18	27.73	33.60	45.79	173.50	26.82	34.62	23.02	23.24
	-0.86	-0.67	-1.35	-0.51	-0.08	-0.98	-1.25	-1.28	-1.59	-1.74	-1.55	-1.49	-1.72	-1.47	-1.60	-1.54	-1.43	-2.31	-3.24	-10.22	-1.49	-2.43	-1.01	-0.83
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.55	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