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: 12/31/2009

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	20.72	38.51	32.86	25.45	21.85	24.38	27.20	44.30	191.47	163.20	51.85	120.38	84.17	44.50	31.21	-2.19	72.89	190.29	135.54	262.52	37.39	84.60	95.24	149.08
	0.70	2.19	1.98	1.54	1.19	1.33	1.49	2.11	0.26	9.25	2.75	8.04	-0.64	2.85	2.02	-0.10	4.35	3.70	2.23	-0.47	2.26	5.09	5.74	8.42
	-8.92	0.00	0.00	0.00	0.00	0.00	0.00	-10.37	-187.52	-12.80	-6.37	3.54	-93.33	0.01	0.19	0.00	-9.50	-139.43	-102.74	-268.70	0.02	0.52	0.51	0.07
	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	11.79	35.60	30.40	23.54	20.28	22.91	25.61	32.90	25.04	141.86	43.14	111.76	2.18	41.55	29.03	-2.38	59.96	63.48	42.53	24.91	35.12	78.59	88.27	138.37
	-0.31	-0.73	-0.47	-0.38	-0.38	-0.14	-0.09	-0.10	-0.08	-0.30	-0.09	0.12	0.08	-0.10	-0.12	-0.30	0.23	0.54	0.28	-0.04	0.00	-0.83	-1.13	-2.27
	-1.01	0.00	0.00	0.00	0.00	0.00	0.00	-1.18	-21.42	-1.01	-0.50	4.24	-10.63	0.01	0.23	0.00	-0.70	-15.78	-11.67	-30.65	0.02	0.61	0.61	0.08
	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	18.58	38.57	32.82	25.41	21.86	24.54	27.56	42.43	146.24	164.64	51.78	122.89	61.25	45.70	31.84	-2.21	71.97	157.53	111.35	196.85	38.29	85.89	96.40	151.67
	0.73	2.24	1.95	1.49	1.21	1.48	1.85	2.76	0.46	14.00	4.34	11.45	-0.94	4.05	2.70	-0.12	5.92	4.88	3.13	-0.58	3.17	6.51	7.03	11.03
	-6.77	0.00	0.00	0.00	0.00	0.00	0.00	-7.86	-142.08	-9.48	-4.72	4.44	-70.72	0.01	0.24	0.00	-7.02	-105.49	-77.65	-203.13	0.02	0.65	0.64	0.09
	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	11.34	35.17	30.07	23.28	20.05	22.70	25.23	31.85	19.91	142.12	43.96	140.50	0.57	40.70	30.10	-2.43	61.65	61.46	39.82	18.12	34.57	81.39	90.70	135.80
	-0.53	-1.15	-0.80	-0.64	-0.61	-0.36	-0.47	-0.87	-0.29	-3.55	-1.07	-2.69	0.16	-1.02	-0.73	-0.34	-1.11	-0.22	-0.26	-0.07	-0.72	-2.66	-3.28	-5.48
	-0.78	0.00	0.00	0.00	0.00	0.00	0.00	-0.91	-16.50	-4.51	-2.30	-27.31	-8.95	-0.06	-1.45	0.00	-3.72	-14.51	-9.50	-23.89	-0.13	-4.01	-3.97	-0.54
	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	11.00	35.98	33.74	23.64	20.51	22.76	25.32	26.16	3.61	137.62	41.63	112.89	-8.31	40.64	28.69	-1.94	57.27	45.06	29.57	-5.46	34.33	29.86	29.84	38.00
	-0.09	-0.35	-0.36	-0.28	-0.15	-0.29	-0.39	-0.48	-0.09	-3.53	-1.10	-2.99	0.22	-1.03	-0.68	0.14	-1.77	-1.72	-1.00	0.24	-0.82	-0.58	-0.51	-0.39
	0.00	0.00	-1.74	0.00	0.00	0.00	0.00	-2.54	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.39	0.00	0.00	0.00	-0.15	-0.44	-5.88
	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	18.61	38.58	32.85	25.44	21.88	24.57	27.57	42.41	146.30	164.10	51.60	122.42	61.32	45.50	31.73	-2.24	71.79	157.29	110.93	196.11	38.21	85.81	96.32	151.37
	0.75	2.26	1.97	1.52	1.23	1.51	1.86	2.72	0.43	13.45	4.16	10.96	-0.85	3.84	2.59	-0.16	5.73	4.70	3.00	-0.55	3.08	6.42	6.95	10.73
	-6.77	0.00	0.00	0.00	0.00	0.00	0.00	-7.87	-142.18	-9.49	-4.72	4.42	-70.71	0.01	0.23	0.00	-7.02	-105.43	-77.35	-202.37	0.02	0.65	0.64	0.09
	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	18.86	39.18	33.30	25.90	22.27	24.91	27.81	43.03	146.39	167.62	96.21	130.57	95.30	95.96	97.72	97.74	79.46	222.01	170.97	197.20	94.61	141.61	98.08	154.08
	1.00	2.85	2.43	1.98	1.61	1.86	2.10	3.36	0.60	16.99	5.51	14.26	-1.14	5.15	3.48	0.17	7.50	6.26	4.03	-0.56	4.11	8.24	8.72	13.44
	-6.77	0.00	0.00	0.00	0.00	0.00	0.00	-7.86	-142.09	-9.48	-47.97	-0.43	-104.96	-49.15	-64.87	-99.66	-12.92	-168.58	-136.36	-203.46	-55.35	-53.33	0.64	0.09
	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	12.84	38.55	32.84	25.47	22.02	24.70	27.61	35.43	25.64	152.66	46.26	120.17	1.54	44.41	31.03	-2.28	63.90	66.58	44.36	24.37	37.60	84.67	95.29	150.10
	0.66	2.22	1.97	1.55	1.37	1.65	1.91	2.38	0.23	10.45	3.01	8.12	-0.56	2.75	1.86	-0.19	4.10	3.39	2.24	-0.32	2.47	5.19	5.83	9.45
	-1.08	0.00	0.00	0.00	0.00	0.00	0.00	-1.23	-21.71	-1.06	-0.52	3.83	-10.63	0.01	0.20	0.00	-0.77	-16.02	-11.55	-30.40	0.02	0.56	0.55	0.08
	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	18.67	38.55	32.82	25.42	21.86	24.53	27.54	42.50	147.79	164.52	51.76	122.73	62.00	45.61	31.80	-2.23	72.01	158.59	112.12	198.95	38.26	85.91	96.40	151.52
	0.74	2.22	1.94	1.50	1.21	1.48	1.84	2.74	0.44	13.78	4.27	11.26	-0.93	3.96	2.67	-0.14	5.87	4.84	3.10	-0.56	3.13	6.52	7.03	10.88
	-6.83	0.00	0.00	0.00	0.00	0.00	0.00	-7.95	-143.64	-9.60	-4.77	4.40	-71.46	0.01	0.23	0.00	-7.10	-106.58	-78.45	-205.22	0.02	0.65	0.64	0.09
	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	20.41	38.64	32.86	25.44	21.90	24.57	27.63	42.56	146.26	165.49	52.06	123.68	61.17	45.99	35.60	9.01	91.27	171.71	132.95	215.84	65.21	114.65	119.36	156.30
	0.79	2.31	1.98	1.52	1.24	1.52	1.93	2.89	0.49	14.85	4.61	12.24	-1.01	4.34	2.89	-0.14	6.28	5.11	3.31	-0.55	3.30	6.63	7.29	11.66
	-8.53	0.00	0.00	0.00	0.00	0.00	0.00	-7.86	-142.07	-9.48	-4.71	4.44	-70.71	0.01	-3.34	-11.24	-25.96	-119.43	-99.06	-222.09	-26.76	-27.99	-22.07	-3.91
	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	11.12	36.16	30.67	23.78	20.62	22.97	25.57	31.42	3.65	138.55	41.89	113.82	-8.34	40.97	28.91	-1.90	57.39	44.82	29.60	-5.42	34.53	79.08	89.22	139.84
	0.03	-0.17	-0.20	-0.14	-0.04	-0.09	-0.13	-0.40	-0.05	-2.60	-0.84	-2.06	0.19	-0.69	-0.46	0.19	-1.65	-1.96	-0.97	0.28	-0.61	-0.95	-0.79	-0.89
	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	0.39	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	19.77	38.47	36.29	25.50	45.00	46.88	27.25	40.53	171.98	162.54	51.43	120.36	74.42	44.62	47.89	-2.18	72.04	175.79	124.74	234.24	37.54	32.46	32.43	149.58
	0.68	2.15	2.19	1.58	2.34	2.31	1.55	1.62	0.30	10.00	3.04	8.27	-0.69	2.96	3.21	-0.10	4.55	3.76	2.25	-0.46	2.41	2.04	2.09	8.93
	-8.00	0.00	-1.74	0.00	-5.73	-10.10	0.00	-14.81	-167.98	-11.39	-5.67	3.79	-83.64	0.01	-2.24	0.00	-8.45	-124.87	-91.91	-240.41	0.02	-0.13	-0.44	0.08
	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	10.37	32.06	30.55	21.35	18.35	20.81	22.88	25.06	20.99	88.51	19.70	-182.32	-5.92	35.43	10.46	-2.36	22.81	32.87	31.81	17.50	29.29	24.99	26.20	116.08
	-1.64	-4.27	-3.55	-2.56	-2.30	-2.25	-2.83	-2.97	-0.82	-19.34	-5.88	-15.87	1.05	-5.65	-3.92	-0.27	-7.81	-5.62	-3.67	0.47	-4.46	-4.06	-4.14	-19.08
	-0.91	0.00	-1.74	0.00	0.00	0.00	0.00	-3.93	-18.11	33.30	17.14	282.33	-1.57	0.58	14.99	0.01	28.42	8.67	-4.91	-22.73	1.39	1.25	-0.44	5.57
	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	34.16	34.16	33.20	22.15	30.00	32.07	24.36	34.61	105.32	135.34	40.74	57.33	41.80	39.59	24.68	-2.53	55.95	117.16	84.44	139.67	32.94	31.00	30.97	131.36
	0.56	0.10	0.26	-1.76	0.17	0.61	-1.34	0.50	-0.21	-6.35	-2.15	-4.25	1.00	-1.96	-1.81	-0.44	-2.80	-1.59	-0.87	0.38	-1.94	0.82	0.63	-8.30
	6.03	4.09	-0.58	0.00	7.09	3.02	0.00	-10.01	-101.83	-0.54	-0.16	54.30	-49.33	0.11	2.88	0.00	0.29	-71.58	-54.74	-144.99	0.27	0.12	-0.44	1.07
	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	10.76	32.81	28.14	21.76	18.71	21.32	23.57	29.89	23.80	96.88	22.85	-155.11	-4.16	37.05	12.65	-2.49	27.51	38.38	34.83	21.28	30.60	33.11	42.43	120.78
	-1.35	-3.51	-2.73	-2.15	-1.95	-1.74	-2.14	-3.13	-0.61	-13.91	-4.25	-11.15	0.90	-4.08	-2.92	-0.40	-5.55	-3.72	-2.46	0.33	-3.26	-8.72	-9.79	-14.81
	-1.02	0.00	0.00	0.00	0.00	0.00	0.00	-1.21	-20.72	30.36	15.63	259.84	-3.46	0.53	13.81	0.01	25.97	5.06	-6.71	-26.65	1.28	38.21	37.79	5.15
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N