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: 12/22/2009

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	215.60	88.87	126.24	86.41	159.37	24.10	22.79	94.24	62.12	49.49	53.99	36.11	66.50	52.62	30.62	14.19	7.34	59.25	54.90	81.50	123.29	105.31	49.34	18.29
	6.03	2.23	1.23	1.06	-1.14	1.47	1.63	5.55	4.21	3.41	3.45	2.52	2.68	2.72	2.02	1.04	0.01	3.82	3.46	5.40	8.31	7.07	3.21	1.01
	-115.85	-53.61	-107.14	-70.06	-177.51	0.00	0.00	-14.39	0.00	0.00	-4.28	0.00	-28.38	-13.35	0.00	0.00	-9.53	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

CENTRL 61754	105.98	38.47	29.87	23.08	3.69	22.39	21.03	75.27	57.35	45.73	46.35	33.27	38.23	37.52	28.41	12.85	-1.22	55.13	51.20	75.75	113.84	96.92	45.25	16.97
	-1.10	-0.77	-0.39	-0.29	0.23	-0.24	-0.13	-0.67	-0.57	-0.35	-0.40	-0.31	-0.45	-0.55	-0.19	-0.30	-0.10	-0.29	-0.24	-0.35	-1.14	-1.32	-0.87	-0.31
	-13.36	-6.20	-12.39	-8.09	-20.45	0.00	0.00	-1.65	0.00	0.00	-0.49	0.00	-3.23	-1.52	0.00	0.00	-1.08	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

DUNWOD 61760	189.02	76.33	100.36	69.51	115.95	24.40	23.16	91.54	63.06	50.30	53.78	36.70	60.23	50.15	31.29	14.63	4.98	60.37	55.80	83.14	125.66	107.15	50.23	18.56
	7.68	2.75	1.44	1.23	-1.33	1.77	2.00	6.37	5.15	4.22	4.30	3.11	3.36	3.53	2.69	1.48	-0.02	4.95	4.37	7.04	10.68	8.91	4.11	1.28
	-87.62	-40.54	-81.04	-53.00	-134.28	0.00	0.00	-10.88	0.00	0.00	-3.23	0.00	-21.42	-10.08	0.00	0.00	-7.20	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

GENESE 61753	99.30	35.66	26.09	20.41	-0.74	21.53	20.24	71.97	55.10	43.84	44.27	31.92	35.95	35.64	27.27	12.26	-1.48	53.47	49.70	73.22	109.61	92.92	43.22	16.43
	-4.48	-2.03	-1.09	-0.96	0.85	-1.10	-0.92	-3.58	-2.82	-2.24	-2.36	-1.66	-1.96	-2.07	-1.33	-0.89	-0.11	-1.95	-1.73	-2.88	-5.37	-5.32	-2.91	-0.86
	-10.06	-4.66	-9.31	-6.09	-15.42	0.00	0.00	-1.25	0.00	0.00	-0.37	0.00	-2.47	-1.16	0.00	0.00	-0.83	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

H Q 61844	44.43	32.66	17.65	15.08	-16.80	22.38	-13.86	73.06	56.98	45.21	45.38	32.93	34.79	35.90	28.09	12.91	39.32	54.57	50.71	74.84	113.14	96.79	54.00	17.07
	-0.68	-0.38	-0.22	-0.20	0.21	-0.26	-0.27	-1.24	-0.94	-0.87	-0.88	-0.66	-0.65	-0.65	-0.51	-0.24	-0.76	-0.86	-0.73	-1.25	-1.84	-1.45	-0.50	-0.21
	-2.49	0.00	0.00	0.00	0.00	0.00	28.45	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-4.26	0.00	0.00	0.00	0.00	0.00	-13.39	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	188.09	75.97	99.97	69.28	115.60	24.32	23.09	91.32	62.83	50.10	53.52	36.52	59.86	49.83	31.09	14.49	4.93	60.06	55.56	82.72	125.09	106.71	50.00	18.49
	7.19	2.57	1.37	1.17	-1.28	1.69	1.93	6.17	4.91	4.03	4.05	2.93	3.12	3.27	2.49	1.35	-0.03	4.64	4.12	6.62	10.10	8.47	3.88	1.21
	-87.18	-40.36	-80.73	-52.83	-133.88	0.00	0.00	-10.85	0.00	0.00	-3.21	0.00	-21.29	-10.02	0.00	0.00	-7.16	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

LONGIL 61762	189.17	77.13	100.87	69.79	115.68	25.12	23.78	93.01	64.39	51.31	54.49	36.93	60.67	50.58	31.46	15.03	-1.32	52.39	40.41	83.34	126.33	108.22	51.01	18.65
	7.83	3.55	1.95	1.50	-1.61	2.49	2.61	7.84	6.47	5.24	5.00	3.34	3.80	3.95	2.86	1.88	0.16	5.14	4.51	7.24	11.35	9.98	4.88	1.36
	-87.62	-40.54	-81.05	-53.00	-134.29	0.00	0.00	-10.88	0.00	0.00	-3.23	0.00	-21.42	-10.08	0.00	0.00	-0.72	8.17	15.53	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

MHK VL 61756	109.97	40.89	31.59	24.52	2.82	24.11	22.69	80.99	61.63	49.11	49.70	35.70	40.60	40.11	30.36	13.86	-1.26	59.00	54.68	81.04	122.39	104.30	48.73	18.31
	3.18	1.61	1.05	0.93	-1.08	1.47	1.53	5.08	3.72	3.03	2.98	2.12	2.15	2.13	1.75	0.72	-0.09	3.58	3.25	4.95	7.41	6.06	2.61	1.03
	-13.07	-6.24	-12.68	-8.30	-20.91	0.00	0.00	-1.61	0.00	0.00	-0.46	0.00	-3.01	-1.42	0.00	0.00	-1.02	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

MILLWD 61759	189.71	76.65	101.13	70.01	117.32	24.37	23.15	91.66	63.01	50.25	53.69	36.60	60.27	50.09	31.18	14.56	5.07	60.21	55.69	82.94	125.42	106.97	50.14	18.53
	7.58	2.68	1.41	1.20	-1.31	1.74	1.99	6.38	5.10	4.17	4.18	3.02	3.21	3.38	2.57	1.41	0.00	4.79	4.25	6.85	10.45	8.73	4.02	1.25
	-88.42	-40.94	-81.85	-53.53	-135.63	0.00	0.00	-10.98	0.00	0.00	-3.26	0.00	-21.60	-10.16	0.00	0.00	-7.27	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

N.Y.C. 61761	189.57	76.56	100.43	69.58	115.85	24.50	23.28	91.91	63.46	50.65	54.16	37.00	60.55	50.50	31.55	18.43	20.08	84.22	81.18	105.33	131.98	111.07	50.54	18.67
	8.24	2.98	1.53	1.30	-1.42	1.87	2.11	6.73	5.55	4.58	4.67	3.41	3.69	3.88	2.95	1.63	-0.01	5.36	4.73	7.62	11.47	9.53	4.41	1.39
	-87.61	-40.54	-81.04	-53.00	-134.28	0.00	0.00	-10.88	0.00	0.00	-3.23	0.00	-21.42	-10.08	0.00	-3.66	-22.28	-23.43	-25.01	-21.61	-5.53	-3.30	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	92.96	32.94	17.78	15.20	-16.89	22.34	20.73	73.31	57.23	45.31	45.61	33.03	34.87	35.95	28.08	12.78	-2.25	54.62	50.81	75.22	113.76	96.94	45.56	17.05
	-0.76	-0.09	-0.08	-0.08	0.12	-0.29	-0.43	-0.99	-0.68	-0.76	-0.65	-0.55	-0.57	-0.60	-0.52	-0.37	-0.05	-0.80	-0.63	-0.87	-1.21	-1.30	-0.57	-0.23
	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
	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	63.54	60.00	61.16	61.33	54.80	24.18	89.87	92.92	62.30	49.72	53.83	68.33	63.71	63.66	59.29	62.02	52.00	59.25	54.81	81.61	76.02	105.82	69.33	60.75
	3.31	3.03	2.11	1.48	1.58	1.55	1.14	5.73	4.39	3.64	3.75	3.34	2.88	3.20	3.40	3.54	3.06	3.82	3.37	5.51	5.28	7.58	3.15	2.85
	-17.61	-17.16	-29.42	-39.87	-32.18	0.00	-73.86	-12.89	0.00	0.00	-3.83	-24.01	-25.38	-22.50	-14.39	-16.84	-13.11	0.00	0.00	0.00	-4.29	0.00	-25.08	-18.61
	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	40.45	34.40	26.68	20.53	3.10	19.92	-3.38	65.56	49.88	39.59	39.96	28.81	33.08	32.46	24.75	10.99	34.90	48.43	75.00	66.35	99.15	83.95	45.75	15.23
	-4.66	-4.15	-2.21	-1.95	1.85	-2.71	-1.54	-10.22	-8.04	-6.49	-6.75	-4.78	-5.30	-5.46	-3.86	-2.16	-5.09	-7.00	-10.11	-9.74	-15.83	-14.29	-6.28	-2.05
	-2.49	-5.51	-11.02	-7.20	-18.25	0.00	16.72	-1.49	0.00	0.00	-0.44	0.00	-2.93	-1.38	0.00	0.00	-4.17	0.00	-2.88	0.00	0.00	0.00	-10.92	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	44.51	59.35	74.65	52.25	80.77	21.21	48.87	76.90	48.95	51.22	44.00	31.13	46.72	49.13	42.29	11.81	44.29	51.19	47.71	71.21	106.60	90.81	44.45	40.00
	-0.60	-2.81	-1.43	-1.11	1.31	-1.43	0.44	-5.22	0.89	1.39	0.99	-2.46	0.98	1.25	1.03	-1.34	0.73	-4.23	-3.73	-4.89	-8.38	-7.43	0.90	1.05
	-2.49	-29.12	-58.22	-38.08	-96.47	0.00	-33.56	-7.82	-12.41	-3.98	-1.26	0.00	-9.36	-9.93	0.23	0.00	-7.74	0.00	0.00	0.00	0.00	0.00	-2.44	0.33
	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	99.75	35.86	28.45	21.82	5.02	20.57	19.09	68.22	51.88	41.22	41.65	29.95	34.67	33.81	25.68	11.36	-1.31	50.09	46.68	68.98	103.04	87.29	40.73	15.64
	-7.36	-3.37	-1.79	-1.55	1.51	-2.07	-2.07	-7.75	-6.04	-4.86	-5.11	-3.63	-4.08	-4.30	-2.92	-1.79	-0.21	-5.34	-4.76	-7.12	-11.94	-10.96	-5.39	-1.65
	-13.39	-6.19	-12.37	-8.09	-20.51	0.00	0.00	-1.68	0.00	0.00	-0.50	0.00	-3.31	-1.56	0.00	0.00	-1.10	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