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: 06/04/2010

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	47.98	41.86	36.16	49.95	44.33	54.31	46.17	53.80	56.47	64.08	53.97	65.31	63.24	64.37	57.85	96.47	47.22	63.22	60.09	61.53	70.02	77.14	71.47	68.28
	1.47	1.40	1.05	1.34	1.22	2.11	2.22	3.45	4.00	4.56	3.76	4.16	3.63	3.66	3.60	6.07	3.17	4.10	3.87	3.97	4.59	4.99	4.50	3.92
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.74	-0.81	-0.39	3.63	5.14	3.65	0.13	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	46.04	39.88	34.84	47.85	42.50	51.86	43.46	50.19	52.50	59.71	50.35	60.60	58.94	60.49	62.23	101.03	51.38	59.32	56.20	57.43	65.36	72.02	66.46	63.30
	-0.47	-0.58	-0.27	-0.75	-0.61	-0.34	-0.50	-0.16	0.03	0.19	0.15	0.18	0.15	0.17	0.52	0.55	0.15	-0.05	-0.01	-0.13	-0.07	-0.13	-0.51	-1.06
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.03	0.00	-3.83	-4.94	-3.52	-0.12	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	50.25	43.49	37.51	51.49	45.47	55.68	47.79	55.64	58.22	66.23	55.97	67.60	65.84	67.53	117.78	163.08	93.19	67.84	63.06	64.49	73.26	80.60	74.25	70.81
	3.74	3.02	2.40	2.89	2.36	3.47	3.84	5.29	5.75	6.71	5.76	7.18	7.03	7.22	7.05	11.43	5.74	7.19	6.85	6.93	7.84	8.46	7.29	6.44
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-52.85	-56.12	-39.74	-1.40	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	45.15	38.97	34.16	46.93	41.69	50.89	42.05	48.63	50.78	57.55	48.61	58.25	56.69	58.28	58.82	95.94	48.78	57.05	53.84	54.82	62.48	69.23	64.13	61.03
	-1.36	-1.49	-0.95	-1.67	-1.42	-1.32	-1.90	-1.72	-1.69	-1.97	-1.60	-2.17	-2.10	-2.04	-1.80	-3.27	-1.58	-2.30	-2.37	-2.74	-2.95	-2.92	-2.83	-3.33
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.02	0.00	-2.74	-3.67	-2.66	-0.09	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	42.50	42.50	34.87	48.53	43.09	51.86	43.50	49.38	51.22	58.05	48.90	53.29	51.21	55.73	56.18	92.75	46.42	57.63	54.72	56.17	63.82	51.93	49.99	63.09
	-0.62	-0.54	-0.24	-0.07	-0.02	-0.35	-0.45	-0.97	-1.25	-1.47	-1.30	-1.56	-1.51	-1.61	-1.70	-2.79	-1.28	-1.61	-1.49	-1.39	-1.61	-1.40	-1.32	-1.28
	0.87	3.90	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	5.56	6.09	2.98	0.00	0.00	0.00	0.00	0.00	0.00	0.00	3.48	3.61	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	50.04	43.35	37.41	51.40	45.45	55.57	47.58	55.22	57.80	65.77	55.70	67.29	65.48	67.27	110.88	156.92	88.90	67.52	62.85	64.26	73.00	80.31	73.97	70.60
	3.53	2.88	2.31	2.80	2.34	3.36	3.63	4.87	5.33	6.25	5.50	6.88	6.67	6.95	6.83	11.19	5.64	7.01	6.63	6.70	7.57	8.17	7.01	6.23
	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	-46.18	-50.20	-35.56	-1.25	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	50.75	43.82	37.69	51.57	45.57	55.88	48.69	56.97	59.75	68.63	68.16	137.77	71.29	69.13	119.08	164.92	94.20	69.05	64.10	65.33	74.60	82.15	75.37	72.10
	4.24	3.36	2.59	2.97	2.46	3.67	4.74	6.62	7.27	8.43	7.37	9.13	8.53	8.81	8.29	13.20	6.70	8.40	7.88	7.77	9.18	10.01	8.40	7.73
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.68	-10.58	-68.22	-3.95	0.00	-52.91	-56.19	-39.80	-1.40	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

MHK VL 61756	47.90	41.59	36.13	49.86	44.25	53.83	45.56	52.54	54.78	62.57	53.02	61.79	59.40	62.04	65.66	105.61	53.79	61.96	58.70	59.92	68.14	75.06	69.34	66.14
	1.39	1.13	1.02	1.26	1.14	1.63	1.61	2.18	2.31	3.05	2.82	3.44	2.68	2.74	2.70	4.29	1.99	2.57	2.49	2.36	2.72	2.91	2.38	1.77
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	2.07	2.09	1.02	-5.08	-5.79	-4.09	-0.14	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	50.09	43.37	37.39	51.34	45.37	55.53	47.63	55.41	58.00	65.99	55.80	67.42	65.67	67.40	116.82	162.15	92.59	67.79	63.02	64.40	73.15	80.48	74.12	70.69
	3.58	2.90	2.28	2.74	2.25	3.33	3.68	5.06	5.53	6.48	5.59	7.01	6.86	7.08	6.96	11.34	5.73	7.16	6.80	6.84	7.73	8.34	7.16	6.32
	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	-51.98	-55.27	-39.15	-1.38	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	70.81	46.92	37.80	51.85	45.76	56.08	48.18	57.72	64.61	72.51	60.81	81.68	82.31	85.02	130.15	170.08	106.07	84.65	80.75	83.40	90.12	96.74	91.63	71.89
	4.16	3.37	2.69	3.25	2.65	3.88	4.22	5.74	6.22	7.25	6.22	7.73	7.62	7.76	7.46	12.10	6.09	7.67	7.28	7.37	8.33	9.02	7.80	6.97
	-20.14	-3.09	0.00	0.00	0.00	0.00	0.00	-1.63	-5.92	-5.74	-4.38	-13.53	-15.88	-16.94	-64.81	-62.44	-52.28	-17.72	-17.26	-18.48	-16.37	-15.57	-16.86	-0.55
	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	46.39	40.59	35.28	49.10	43.56	52.49	44.05	49.92	51.59	58.29	49.01	39.59	35.95	48.16	55.93	92.51	46.36	57.55	54.79	56.50	64.10	70.71	65.64	63.22
	-0.12	0.13	0.17	0.50	0.45	0.28	0.10	-0.44	-0.88	-1.23	-1.19	-1.35	-1.56	-1.73	-1.95	-3.03	-1.34	-1.70	-1.43	-1.06	-1.32	-1.44	-1.33	-1.15
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	19.48	21.31	10.43	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	39.67	45.09	36.44	50.27	44.45	54.33	46.23	53.67	56.29	63.82	53.80	64.64	62.86	64.51	75.07	114.86	59.98	63.96	60.40	61.93	70.50	57.38	55.01	43.76
	1.57	2.05	1.33	1.67	1.34	2.12	2.28	3.31	3.82	4.30	3.60	4.22	4.05	4.20	4.03	6.82	3.42	4.40	4.19	4.37	5.08	4.06	3.70	4.71
	5.88	3.90	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-13.16	-12.51	-8.85	-0.31	0.00	0.00	0.00	3.48	3.61	25.00
	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	40.75	39.35	32.84	45.04	39.95	48.73	39.19	44.98	46.61	52.54	44.21	52.36	50.64	52.26	53.56	87.33	44.92	51.92	49.03	50.09	57.18	47.51	46.03	56.77
	-2.37	-3.69	-2.27	-3.56	-3.16	-3.48	-4.76	-5.37	-5.87	-6.98	-6.00	-8.06	-7.90	-8.06	-7.44	-12.52	-5.94	-7.45	-7.18	-7.47	-8.25	-5.81	-5.29	-7.60
	0.87	3.90	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.27	0.00	-3.11	-4.31	-3.15	-0.11	0.00	0.00	0.00	3.48	3.61	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	44.53	44.05	33.23	45.43	35.70	49.49	41.10	47.69	49.98	57.39	48.31	59.03	56.22	57.77	92.08	130.80	74.07	57.22	54.69	56.07	63.77	57.00	54.48	60.11
	1.41	1.02	-1.89	-3.17	0.20	-2.71	-2.86	-2.66	-2.49	-2.13	-1.89	-1.39	-2.52	-2.55	-0.82	-2.80	-0.70	-2.19	-1.53	-1.49	-1.66	3.68	3.16	-4.26
	0.87	3.90	0.00	0.00	0.60	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.07	0.00	-35.03	-38.06	-27.07	-0.17	0.00	0.00	0.00	3.48	3.61	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	43.84	37.86	33.51	45.88	40.70	49.69	40.21	46.43	48.30	54.75	46.13	54.88	52.96	54.61	56.42	91.94	47.27	54.13	51.21	52.34	59.82	66.50	61.77	58.53
	-2.68	-2.61	-1.60	-2.72	-2.41	-2.51	-3.74	-3.92	-4.17	-4.76	-4.08	-5.54	-5.62	-5.71	-4.91	-8.46	-4.02	-5.24	-5.00	-5.22	-5.61	-5.64	-5.19	-5.83
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.23	0.00	-3.45	-4.87	-3.58	-0.13	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