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: 07/24/2011

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	53.18	54.88	47.04	46.71	50.67	48.03	48.07	44.37	45.53	42.16	45.51	43.52	37.96	47.46	64.25	68.38	69.63	70.44	70.58	60.92	60.06	59.03	42.27	48.84
	2.83	2.95	2.59	2.58	2.85	2.77	2.63	2.64	2.76	2.67	2.81	2.77	2.55	3.23	4.00	4.02	4.00	4.20	4.28	3.78	3.85	3.59	2.35	2.44
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.24	2.27	2.24	0.16	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

CENTRL 61754	50.68	52.08	44.32	44.15	47.98	45.21	45.32	42.09	43.07	39.63	43.27	42.02	40.80	49.64	61.72	65.94	67.52	68.42	68.18	58.40	57.46	56.38	40.30	46.63
	0.33	0.15	-0.13	0.03	0.16	-0.05	-0.12	0.37	0.30	0.14	0.58	0.78	0.84	0.92	1.16	1.58	1.89	2.18	1.88	1.25	1.25	0.94	0.37	0.24
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.24	-2.28	-2.26	-0.17	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

DUNWOD 61760	55.55	57.28	49.05	48.73	52.73	49.71	49.73	46.27	47.61	44.08	47.76	48.56	67.62	77.31	69.34	71.69	72.94	73.82	73.77	63.40	62.63	61.53	44.30	51.01
	5.20	5.35	4.60	4.61	4.91	4.45	4.29	4.54	4.84	4.60	5.06	4.89	4.49	5.61	7.09	7.34	7.31	7.58	7.47	6.26	6.42	6.09	4.38	4.61
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-2.68	-25.45	-25.23	-1.85	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

GENESE 61753	49.85	50.97	43.30	43.03	46.68	43.93	43.89	40.71	41.79	38.17	41.70	40.37	38.99	47.53	59.55	64.04	65.77	66.51	66.34	56.66	55.56	54.85	39.38	45.50
	-0.50	-0.96	-1.15	-1.09	-1.14	-1.34	-1.54	-1.01	-0.98	-1.32	-1.00	-0.81	-0.44	-0.68	-0.97	-0.31	0.14	0.27	0.04	-0.49	-0.64	-0.59	-0.55	-0.90
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.18	-1.76	-1.74	-0.13	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

H Q 61844	49.06	50.59	43.27	42.89	46.58	44.19	44.60	36.66	41.68	38.43	41.48	39.72	36.41	44.89	58.48	62.29	63.55	63.96	64.17	55.48	54.50	50.69	41.10	45.34
	-1.29	-1.34	-1.18	-1.24	-1.24	-1.07	-0.84	-1.14	-1.09	-1.06	-1.22	-1.28	-1.27	-1.57	-1.92	-2.06	-2.08	-2.27	-2.13	-1.66	-1.71	-1.50	-1.19	-1.06
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	4.42	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	-2.13	0.25	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	55.11	56.84	48.68	48.42	52.42	49.47	49.49	46.03	47.28	43.74	47.45	48.03	64.71	74.37	68.84	71.38	72.67	73.55	73.47	63.12	62.29	61.18	43.97	50.63
	4.76	4.91	4.24	4.30	4.60	4.21	4.05	4.31	4.52	4.25	4.75	4.64	4.30	5.36	6.79	7.03	7.04	7.32	7.16	5.97	6.09	5.74	4.05	4.23
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-2.39	-22.73	-22.55	-1.65	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

LONGIL 61762	98.98	88.10	58.37	65.23	65.66	56.12	52.49	48.51	62.44	55.03	78.13	108.78	98.54	96.68	84.84	108.48	105.51	100.43	112.97	80.12	80.33	87.94	45.29	57.74
	6.68	6.79	5.70	5.75	6.20	5.73	5.27	5.43	6.15	5.85	6.63	6.44	5.88	7.32	9.14	9.68	9.59	9.98	9.80	8.18	8.36	7.91	5.37	5.72
	-41.95	-29.38	-8.23	-15.36	-11.64	-5.13	-1.79	-1.36	-13.53	-9.69	-28.80	-61.34	-54.98	-42.90	-15.30	-34.44	-30.29	-24.21	-36.87	-14.79	-15.76	-24.59	0.00	-5.62
	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	52.26	53.77	45.86	45.59	49.62	46.92	47.09	43.57	44.55	41.15	44.88	43.59	43.26	52.40	63.84	67.82	69.22	70.02	70.05	60.16	59.23	58.31	41.63	48.12
	1.91	1.84	1.42	1.47	1.80	1.66	1.66	1.84	1.78	1.66	2.19	2.23	2.08	2.49	3.19	3.47	3.59	3.78	3.75	3.02	3.02	2.88	1.70	1.72
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.37	-3.50	-3.45	-0.25	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

MILLWD 61759	55.47	57.19	48.97	48.66	52.65	49.63	49.64	46.19	47.54	44.02	47.71	48.51	67.23	76.92	69.31	71.68	72.99	73.90	73.83	63.45	62.63	61.51	44.26	50.94
	5.13	5.26	4.52	4.54	4.83	4.37	4.21	4.47	4.77	4.54	5.02	4.87	4.51	5.63	7.09	7.33	7.36	7.66	7.53	6.30	6.42	6.07	4.34	4.54
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-2.64	-25.04	-24.83	-1.82	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

N.Y.C. 61761	73.89	116.40	62.45	59.57	59.63	56.29	58.25	56.10	60.16	61.06	63.42	118.55	85.99	77.84	70.80	72.85	74.13	76.98	75.17	71.03	70.52	71.83	61.49	60.97
	5.75	5.88	5.06	5.05	5.35	4.85	4.72	4.96	5.26	4.99	5.52	5.24	4.83	6.04	7.68	7.94	7.94	8.21	8.11	6.81	6.98	6.64	4.80	5.09
	-17.79	-58.59	-12.94	-10.39	-6.46	-6.17	-8.10	-9.41	-12.13	-16.59	-15.21	-72.31	-43.48	-25.34	-2.72	-0.56	-0.56	-2.53	-0.75	-7.07	-7.34	-9.75	-16.76	-9.47
	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	49.12	50.58	43.17	42.77	46.63	44.27	44.75	40.77	41.65	38.37	41.46	39.63	36.25	44.65	58.09	61.83	63.05	63.52	63.91	55.35	54.38	54.00	38.92	45.44
	-1.24	-1.36	-1.28	-1.36	-1.19	-0.99	-0.69	-0.96	-1.11	-1.12	-1.23	-1.36	-1.43	-1.81	-2.31	-2.53	-2.58	-2.72	-2.39	-1.79	-1.83	-1.45	-1.00	-0.95
	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	53.40	55.18	47.38	47.10	51.03	48.34	48.30	40.71	45.82	42.38	45.71	44.59	47.01	56.48	65.10	68.54	69.67	70.44	70.48	60.85	60.03	55.45	45.05	49.12
	3.06	3.25	2.94	2.98	3.21	3.07	2.87	2.91	3.06	2.90	3.01	2.89	2.62	3.41	4.22	4.18	4.04	4.20	4.18	3.70	3.83	3.25	2.76	2.72
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	4.42	0.00	0.00	0.00	-0.71	-6.72	-6.61	-0.48	0.00	0.00	0.00	0.00	0.00	0.00	-2.13	0.25	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	47.30	48.33	41.01	40.79	44.29	41.57	41.44	35.04	39.55	35.75	38.98	37.68	36.79	44.45	55.04	59.46	61.06	61.91	61.95	53.06	51.90	49.31	39.74	43.40
	-3.05	-3.60	-3.44	-3.33	-3.53	-3.70	-4.00	-2.76	-3.22	-3.74	-3.72	-3.53	-2.94	-4.05	-5.51	-4.90	-4.57	-4.32	-4.35	-4.09	-4.31	-2.89	-2.55	-3.00
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	4.42	0.00	0.00	0.00	-0.22	-2.05	-2.04	-0.15	0.00	0.00	0.00	0.00	0.00	0.00	-2.13	0.25	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	49.46	49.43	41.61	41.82	45.59	42.56	42.80	40.00	41.82	38.54	42.74	50.88	57.10	63.02	60.88	64.26	66.18	67.59	81.00	56.80	56.48	60.00	40.00	44.65
	-2.14	-2.50	-2.84	-2.30	-2.23	-2.70	-2.64	2.18	-1.23	-1.40	-0.72	-0.32	-0.18	-0.61	-0.78	-0.09	0.55	1.36	4.65	-0.35	0.14	3.30	2.52	-1.86
	-1.25	0.00	0.00	0.00	0.00	0.00	0.00	4.39	-0.29	-0.46	-0.77	-10.20	-19.60	-17.17	-1.26	0.00	0.00	0.00	-11.11	0.00	-0.14	-6.63	5.06	-0.11
	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	48.27	49.17	41.58	41.46	45.07	42.24	42.17	39.52	40.55	36.81	40.33	39.12	38.39	46.33	57.25	61.79	63.53	64.60	64.43	55.01	53.96	53.15	38.34	44.34
	-2.08	-2.76	-2.86	-2.67	-2.75	-3.03	-3.26	-2.20	-2.22	-2.68	-2.37	-2.12	-1.60	-2.42	-3.32	-2.56	-2.10	-1.64	-1.87	-2.13	-2.25	-2.29	-1.59	-2.06
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.24	-2.31	-2.29	-0.17	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