P-4A

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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: 12/24/2009

Name PTID	00:00 EST	01:00 EST	02:00 EST	03:00 EST	04:00 EST	05:00 EST	06:00 EST	07:00 EST	08:00 EST	09:00 EST	10:00 EST	11:00 EST	12:00 EST	13:00 EST	14:00 EST	15:00 EST	16:00 EST	17:00 EST	18:00 EST	19:00 EST	20:00 EST	21:00 EST	22:00 EST	23:00 EST

CAPITL 61757	34.25	115.91	19.70	45.43	60.90	68.18	25.77	58.08	58.04	67.67	29.67	33.07	46.28	27.32	28.25	2.85	-20.14	25.01	105.89	44.20	29.71	41.13	29.39	4.14
	1.76	1.23	0.99	1.43	3.84	4.22	1.62	2.25	2.06	1.88	1.86	2.19	1.94	1.78	1.87	0.20	-1.71	1.72	1.56	2.98	1.63	0.30	1.91	0.24
	-6.08	-97.30	-4.10	-22.66	-0.01	-1.24	0.00	-23.84	-27.53	-40.24	-2.42	-1.54	-17.89	0.00	0.00	0.00	-7.35	-0.01	-83.19	-0.79	-5.86	-36.54	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	26.85	28.39	14.83	23.62	55.65	61.82	23.77	34.46	31.37	29.98	25.59	29.27	28.23	25.30	26.09	2.48	-25.30	23.20	30.57	40.00	22.67	8.42	26.98	3.81
	-0.27	-0.37	-0.26	-0.38	-1.41	-1.05	-0.37	-0.30	-0.27	-0.23	-0.09	-0.24	-0.29	-0.24	-0.29	-0.17	-0.36	-0.09	-0.14	-0.52	-0.22	-0.07	-0.49	-0.08
	-0.70	-11.38	-0.48	-2.65	0.00	-0.14	0.00	-2.77	-3.19	-4.65	-0.28	-0.18	-2.07	0.00	0.00	0.00	-0.85	0.00	-9.58	-0.09	-0.67	-4.20	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	33.25	92.48	18.94	40.23	61.59	69.01	26.09	52.86	51.97	58.51	29.54	33.18	42.41	27.75	28.63	2.87	-22.29	25.53	86.12	44.58	28.58	32.26	29.60	4.16
	2.23	1.45	1.22	1.70	4.52	5.34	1.93	2.80	2.65	2.46	2.31	2.68	2.40	2.21	2.25	0.23	-2.08	2.24	1.95	3.56	1.94	0.34	2.13	0.25
	-4.60	-73.65	-3.10	-17.19	0.00	-0.94	0.00	-18.08	-20.87	-30.50	-1.83	-1.17	-13.55	0.00	0.00	0.00	-5.58	0.00	-63.05	-0.60	-4.43	-27.62	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	25.72	24.70	14.09	22.00	53.03	59.25	22.70	32.29	29.15	27.56	24.36	27.83	26.55	24.11	24.87	2.25	-24.69	22.23	27.24	38.10	21.46	7.18	25.71	3.67
	-1.23	-1.13	-0.89	-1.31	-4.03	-3.59	-1.45	-1.78	-1.70	-1.50	-1.25	-1.64	-1.47	-1.43	-1.51	-0.40	0.46	-1.06	-1.13	-2.40	-1.27	-0.29	-1.76	-0.23
	-0.53	-8.46	-0.36	-1.97	0.00	-0.11	0.00	-2.08	-2.40	-3.51	-0.21	-0.13	-1.56	0.00	0.00	0.00	-0.64	0.00	-7.24	-0.07	-0.51	-3.18	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	25.99	48.56	14.40	21.05	56.38	61.75	23.82	31.38	27.90	25.01	24.86	28.74	25.93	25.08	25.91	28.17	-25.16	22.74	20.68	39.71	21.81	19.29	25.45	3.88
	-0.43	-0.54	-0.21	-0.29	-0.68	-0.98	-0.33	-0.61	-0.56	-0.54	-0.54	-0.59	-0.52	-0.45	-0.46	-0.53	0.62	-0.54	-0.45	-0.72	-0.41	-0.23	-0.20	-0.02
	0.00	-5.12	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.22	0.00	0.00	0.00	0.00	0.00	-5.08	-8.57	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	33.09	92.19	18.87	40.18	61.41	68.77	26.02	52.77	51.84	58.38	29.43	33.04	42.27	27.62	28.50	2.85	-22.25	25.46	86.01	44.48	28.52	32.15	29.57	4.15
	2.08	1.37	1.16	1.64	4.34	5.10	1.87	2.69	2.52	2.33	2.21	2.53	2.26	2.09	2.13	0.20	-2.04	2.17	1.87	3.46	1.89	0.34	2.10	0.25
	-4.58	-73.44	-3.09	-17.19	0.00	-0.94	0.00	-18.09	-20.87	-30.50	-1.83	-1.17	-13.55	0.00	0.00	0.00	-5.58	0.00	-63.01	-0.60	-4.41	-27.52	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	33.86	92.64	19.16	40.48	62.06	69.85	26.47	53.39	52.61	93.41	89.30	95.83	90.07	88.20	87.30	20.12	-22.65	25.94	86.45	45.02	28.82	32.28	29.69	4.27
	2.84	1.61	1.44	1.95	4.99	6.18	2.32	3.33	3.29	3.14	2.95	3.39	3.04	2.83	2.88	0.35	-2.44	2.65	2.28	3.99	2.17	0.37	2.22	0.37
	-4.60	-73.66	-3.10	-17.19	0.00	-0.94	0.00	-18.08	-20.87	-64.71	-60.95	-63.11	-60.59	-59.83	-58.05	-17.12	-5.58	0.00	-63.05	-0.60	-4.43	-27.62	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	28.82	30.30	16.02	25.50	60.63	67.12	25.79	37.04	33.55	31.91	27.35	31.31	29.98	26.99	27.84	2.74	-26.63	24.84	31.48	42.98	24.30	8.73	29.10	4.18
	1.68	1.04	0.90	1.35	3.57	4.24	1.64	2.23	1.92	1.73	1.67	1.80	1.54	1.45	1.47	0.09	-1.65	1.55	1.32	2.47	1.42	0.26	1.62	0.27
	-0.72	-11.89	-0.51	-2.80	0.00	-0.15	0.00	-2.83	-3.18	-4.63	-0.28	-0.17	-1.99	0.00	0.00	0.00	-0.80	0.00	-9.03	-0.09	-0.66	-4.17	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	33.24	93.29	18.94	40.41	61.51	68.91	26.05	53.03	52.16	58.80	29.51	33.13	42.48	27.68	28.57	2.86	-22.20	25.50	86.76	44.55	28.60	32.54	29.58	4.16
	2.17	1.42	1.19	1.68	4.44	5.23	1.90	2.76	2.60	2.40	2.26	2.61	2.33	2.14	2.20	0.22	-2.05	2.20	1.92	3.51	1.90	0.35	2.11	0.26
	-4.65	-74.49	-3.14	-17.39	0.00	-0.95	0.00	-18.29	-21.11	-30.85	-1.85	-1.18	-13.70	0.00	0.00	0.00	-5.64	0.00	-63.70	-0.61	-4.47	-27.90	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	33.41	92.58	19.01	40.33	61.79	69.26	26.16	53.00	52.14	58.69	29.70	33.36	42.56	27.89	28.77	2.88	-22.40	42.19	95.60	49.16	40.29	34.43	29.70	4.15
	2.39	1.55	1.29	1.80	4.72	5.59	2.01	2.93	2.82	2.64	2.47	2.86	2.56	2.35	2.39	0.23	-2.19	2.37	2.04	3.70	2.01	0.36	2.23	0.25
	-4.60	-73.65	-3.10	-17.19	0.00	-0.94	0.00	-18.08	-20.87	-30.50	-1.83	-1.17	-13.55	0.00	0.00	0.00	-5.57	-16.54	-72.43	-5.03	-16.06	-29.78	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	26.28	17.31	14.54	21.28	56.91	62.39	24.08	31.67	28.15	25.18	25.01	28.95	26.14	25.24	26.08	2.70	-25.30	22.89	20.82	40.01	21.99	4.28	27.38	3.91
	-0.14	-0.07	-0.08	-0.06	-0.15	-0.35	-0.07	-0.32	-0.31	-0.37	-0.39	-0.39	-0.31	-0.30	-0.30	0.05	0.48	-0.40	-0.31	-0.42	-0.23	-0.01	-0.10	0.01
	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
	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	33.64	52.00	19.31	43.16	61.10	68.39	25.83	55.71	55.25	63.52	29.42	32.92	44.48	27.38	28.31	58.41	-20.93	25.00	97.25	44.18	29.15	44.44	41.72	4.15
	1.78	2.91	1.02	1.50	4.03	4.55	1.68	2.35	2.12	1.91	1.86	2.20	2.00	1.84	1.93	2.18	-1.73	1.71	1.59	3.05	1.69	1.12	1.21	0.26
	-5.44	-5.12	-3.67	-20.32	0.00	-1.11	0.00	-21.38	-24.67	-36.05	-2.16	-1.38	-16.02	0.00	0.00	-27.76	-6.59	0.00	-74.53	-0.71	-5.24	-28.88	-23.43	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	24.19	44.23	13.25	21.06	49.22	55.29	20.92	30.13	27.11	25.88	22.21	25.28	24.57	21.95	22.65	27.57	-22.99	20.08	26.66	34.47	19.65	20.00	25.05	3.42
	-2.85	-4.86	-1.79	-2.62	-7.84	-7.58	-3.23	-4.31	-4.17	-3.81	-3.43	-4.22	-3.72	-3.59	-3.72	-4.29	2.04	-3.20	-3.02	-6.03	-3.17	-2.25	-2.31	-0.48
	-0.62	-5.12	-0.42	-2.33	0.00	-0.13	0.00	-2.45	-2.83	-4.14	-0.25	-0.16	-1.84	0.00	0.00	-3.38	-0.76	0.00	-8.55	-0.08	-0.60	-7.81	-10.27	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	42.24	50.15	15.86	32.17	52.78	59.30	22.38	42.97	41.54	45.64	24.96	48.94	46.29	43.34	40.00	43.99	41.88	21.52	64.88	37.65	23.72	34.26	34.90	3.64
	0.89	1.06	-0.99	-1.51	-4.29	-4.11	-1.77	-2.00	-1.90	-1.81	-1.76	0.84	0.85	1.07	0.78	0.76	0.87	-1.77	-1.53	-3.21	-1.68	0.30	0.22	-0.26
	-14.36	-5.12	-2.23	-12.34	0.00	-0.67	0.00	-12.99	-14.99	-21.90	-1.32	-18.77	-16.71	-5.59	-5.07	-14.76	-4.23	0.00	-45.28	-0.43	-3.18	-19.52	-17.59	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	25.07	26.89	13.70	21.91	50.77	56.96	21.56	31.42	28.45	27.30	23.06	26.27	25.58	22.70	23.40	1.95	-23.65	20.70	28.34	35.63	20.33	7.97	24.17	3.44
	-2.06	-1.75	-1.39	-2.06	-6.29	-5.92	-2.59	-3.33	-3.20	-2.92	-2.62	-3.25	-2.95	-2.84	-2.98	-0.70	1.29	-2.59	-2.42	-4.89	-2.56	-0.55	-3.30	-0.46
	-0.70	-11.27	-0.47	-2.63	0.00	-0.14	0.00	-2.77	-3.20	-4.67	-0.28	-0.18	-2.08	0.00	0.00	0.00	-0.85	0.00	-9.63	-0.09	-0.68	-4.23	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