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: 07/23/2011

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	91.04	114.19	57.76	52.79	47.77	45.11	46.86	39.59	51.44	58.92	58.78	62.62	56.92	51.89	69.78	69.28	78.92	85.35	83.58	70.55	74.32	73.60	62.66	60.96
	6.29	7.68	3.77	3.49	3.32	3.18	3.21	2.91	3.85	4.39	4.24	4.63	3.85	3.44	4.68	4.33	5.27	5.86	6.05	5.07	5.38	5.47	3.87	3.48
	0.00	-7.10	0.00	0.00	0.00	-0.36	0.00	0.00	0.00	-0.50	0.00	-0.02	-0.91	-0.91	0.19	-0.10	-0.37	-1.37	-0.32	-0.39	-0.05	-0.01	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	85.36	100.54	53.88	49.38	44.44	41.47	43.74	37.06	47.95	54.67	55.41	58.91	53.36	48.59	67.08	66.31	75.28	80.55	79.32	66.69	70.45	69.54	59.64	57.91
	0.60	0.28	-0.11	0.07	0.00	-0.15	0.09	0.38	0.36	0.65	0.87	0.94	1.18	1.02	1.60	1.46	2.00	2.42	2.12	1.60	1.55	1.41	0.85	0.44
	0.00	-0.85	0.00	0.00	0.00	-0.04	0.00	0.00	0.00	0.00	0.00	0.00	-0.03	-0.03	-0.19	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	94.59	116.00	59.78	54.58	49.21	46.31	48.14	40.76	53.11	68.96	61.20	65.54	74.56	69.03	75.12	73.94	88.04	110.03	91.55	79.06	77.64	76.15	65.25	63.48
	9.83	11.20	5.79	5.28	4.76	4.46	4.49	4.08	5.52	6.70	6.66	7.26	6.35	5.57	7.67	7.38	8.63	9.27	8.97	7.55	7.97	7.89	6.45	6.00
	0.00	-5.39	0.00	0.00	0.00	-0.27	0.00	0.00	0.00	-8.23	0.00	-0.31	-16.06	-15.92	-2.15	-1.71	-6.13	-22.63	-5.38	-6.42	-0.77	-0.14	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	82.60	97.15	52.23	48.00	43.10	39.92	42.26	36.13	46.56	53.09	53.74	56.91	51.88	47.52	65.32	64.84	73.41	78.63	77.57	64.96	68.56	67.84	58.75	56.94
	-2.15	-2.91	-1.77	-1.30	-1.34	-1.69	-1.39	-0.55	-1.03	-0.93	-0.80	-1.06	-0.30	-0.04	-0.12	-0.02	0.12	0.51	0.37	-0.14	-0.34	-0.28	-0.04	-0.53
	0.00	-0.65	0.00	0.00	0.00	-0.03	0.00	0.00	0.00	0.00	0.00	0.00	-0.02	-0.02	-0.15	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	38.51	45.50	52.40	47.83	43.11	40.41	40.37	41.27	46.16	52.20	49.58	48.81	51.05	46.00	63.10	62.97	70.86	75.31	74.45	62.93	45.00	57.88	64.54	56.00
	-3.38	-1.48	-1.59	-1.48	-1.34	-1.16	-1.29	-1.16	-1.43	-1.82	-2.17	-2.11	-2.22	-2.12	-2.18	-1.88	-2.42	-2.82	-2.75	-2.16	-1.78	-1.73	-1.87	-1.47
	58.39	4.54	0.00	0.00	0.00	0.00	5.00	-6.13	0.00	0.00	11.75	13.57	13.70	12.36	0.00	0.00	0.00	0.00	0.00	0.00	6.47	-5.64	-3.17	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	94.01	115.27	59.39	54.28	49.02	46.16	47.99	40.54	52.74	66.51	60.74	65.02	70.45	65.11	74.70	73.35	86.46	104.53	90.15	77.36	77.21	75.82	64.79	62.99
	9.25	10.53	5.40	4.97	4.57	4.32	4.34	3.86	5.16	6.22	6.20	6.82	6.06	5.40	7.49	7.20	8.51	9.16	8.85	7.37	7.73	7.60	5.99	5.51
	0.00	-5.33	0.00	0.00	0.00	-0.27	0.00	0.00	0.00	-6.27	0.00	-0.23	-12.24	-12.16	-1.92	-1.30	-4.66	-17.24	-4.10	-4.90	-0.59	-0.11	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	138.18	143.61	144.25	129.00	142.34	123.56	89.40	236.34	184.56	180.86	146.23	118.79	127.53	119.15	163.89	174.93	143.77	162.53	136.80	102.49	162.75	187.53	204.57	170.23
	11.92	13.94	7.29	6.65	6.06	5.68	5.69	5.38	7.24	8.80	8.33	8.53	7.58	6.78	9.53	9.14	10.59	11.42	11.06	9.08	9.89	9.81	8.40	7.74
	-41.50	-30.26	-82.97	-73.04	-91.83	-76.30	-40.06	-194.27	-129.73	-118.04	-83.37	-52.29	-67.80	-64.83	-89.07	-100.94	-59.90	-72.98	-48.54	-28.31	-83.96	-109.60	-137.38	-105.01
	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	88.49	104.56	55.94	51.18	46.14	43.27	45.44	38.22	49.71	57.30	57.52	61.22	56.35	51.39	69.30	68.55	77.93	84.42	82.20	69.36	72.88	71.98	61.54	59.78
	3.73	4.17	1.95	1.87	1.69	1.65	1.79	1.54	2.12	2.71	2.98	3.23	3.03	2.68	3.72	3.57	4.20	4.61	4.60	3.79	3.92	3.85	2.74	2.30
	0.00	-0.98	0.00	0.00	0.00	-0.05	0.00	0.00	0.00	-0.57	0.00	-0.02	-1.17	-1.17	-0.30	-0.13	-0.45	-1.68	-0.40	-0.48	-0.06	-0.01	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	94.51	115.90	59.69	54.51	49.16	46.27	48.08	40.71	53.03	68.64	61.10	65.44	74.13	68.66	75.15	74.00	88.04	109.65	91.62	79.05	77.75	76.22	65.22	63.40
	9.75	11.07	5.70	5.20	4.71	4.42	4.43	4.03	5.44	6.60	6.56	7.17	6.32	5.60	7.75	7.48	8.79	9.48	9.18	7.71	8.10	7.96	6.42	5.93
	0.00	-5.42	0.00	0.00	0.00	-0.27	0.00	0.00	0.00	-8.02	0.00	-0.30	-15.65	-15.51	-2.12	-1.67	-5.97	-22.04	-5.24	-6.25	-0.75	-0.14	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	119.35	135.07	82.75	77.03	71.24	69.37	71.82	69.27	78.71	94.09	70.26	78.79	80.92	80.15	88.90	83.72	93.30	112.88	97.87	86.23	84.18	83.28	73.85	70.56
	10.70	12.12	6.31	5.71	5.16	4.83	4.80	4.45	6.02	7.28	7.22	7.80	6.79	5.93	8.19	7.90	9.11	9.81	9.48	8.07	8.51	8.49	7.03	6.62
	-23.89	-23.53	-22.45	-22.01	-21.63	-22.96	-23.37	-28.14	-25.10	-32.79	-8.50	-13.02	-21.98	-26.68	-15.42	-10.97	-10.90	-24.95	-11.19	-13.07	-6.77	-6.67	-8.03	-6.47
	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	82.09	95.69	52.12	47.45	42.73	40.30	42.40	35.42	45.90	51.90	52.50	55.66	50.12	45.81	62.85	62.72	70.53	74.84	74.10	62.82	66.71	65.99	57.14	56.02
	-2.66	-3.73	-1.88	-1.86	-1.72	-1.28	-1.25	-1.26	-1.69	-2.13	-2.04	-2.31	-2.04	-1.73	-2.44	-2.13	-2.75	-3.28	-3.10	-2.27	-2.19	-2.13	-1.66	-1.46
	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	50.34	50.87	58.10	53.04	47.97	45.26	45.30	45.31	51.53	62.16	58.93	62.87	62.71	57.60	70.45	69.69	80.88	93.25	85.12	72.66	74.40	73.00	70.53	61.13
	8.45	3.89	4.11	3.74	3.53	3.36	3.63	2.88	3.94	4.68	4.40	4.77	3.82	3.38	4.60	4.12	5.01	5.56	5.64	4.85	5.18	4.14	4.13	3.65
	58.39	4.54	0.00	0.00	0.00	-0.32	5.00	-6.13	0.00	-3.46	0.00	-0.13	-6.73	-6.68	-0.56	-0.72	-2.59	-9.57	-2.28	-2.71	-0.33	-14.89	-3.17	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	33.00	41.99	48.97	45.25	40.57	37.24	37.00	40.51	42.83	48.22	48.34	50.79	46.49	42.59	58.41	58.09	65.77	70.81	70.18	58.90	62.36	54.73	62.52	53.49
	-8.89	-4.99	-5.03	-4.06	-3.87	-4.38	-4.67	-1.92	-4.76	-5.81	-6.20	-7.18	-5.70	-4.98	-7.05	-6.75	-7.51	-7.31	-7.02	-6.19	-6.53	-4.87	-3.89	-3.99
	58.39	4.54	0.00	0.00	0.00	-0.04	5.00	-6.13	0.00	0.00	0.00	0.00	-0.03	-0.03	-0.17	0.00	0.00	0.00	0.00	0.00	0.00	-5.64	-3.17	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	47.99	49.31	51.32	47.14	42.28	39.59	43.93	44.65	45.84	57.94	53.30	56.72	61.50	56.49	66.30	65.01	77.07	92.85	81.09	68.76	69.53	76.48	70.20	55.02
	6.09	2.34	-2.67	-2.17	-2.17	-2.18	2.27	2.22	-1.91	-1.81	-1.31	-1.55	-0.63	-0.94	-0.45	-0.90	-0.01	0.71	0.56	-0.30	0.15	3.31	3.80	-2.46
	58.39	4.54	0.00	0.00	0.00	-0.20	5.00	-6.13	-0.15	-5.72	-0.06	-0.30	-9.97	-9.88	-1.47	-1.06	-3.80	-14.02	-3.33	-3.98	-0.48	-19.20	-3.17	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	79.18	93.07	50.04	46.13	41.31	38.03	40.50	34.72	44.01	49.82	50.22	52.96	48.48	44.24	60.94	60.44	68.63	73.92	73.20	61.45	64.94	64.35	56.48	54.76
	-5.57	-7.20	-3.95	-3.17	-3.14	-3.58	-3.15	-1.97	-3.58	-4.21	-4.32	-5.01	-3.71	-3.33	-4.54	-4.40	-4.65	-4.20	-4.00	-3.64	-3.96	-3.77	-2.32	-2.71
	0.00	-0.86	0.00	0.00	0.00	-0.04	0.00	0.00	0.00	0.00	0.00	0.00	-0.03	-0.03	-0.19	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