P-4A

Page Ref: P-4A

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: 06/29/2010

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	63.37	46.28	36.66	41.70	45.93	48.31	47.25	46.20	48.52	48.16	46.33	35.21	33.24	35.47	36.53	43.15	76.32	50.99	59.77	44.67	41.75	46.68	43.22	32.80
	2.49	1.26	0.89	0.73	0.92	1.65	2.02	2.52	2.98	3.04	2.92	2.15	1.84	2.10	2.20	2.58	2.60	2.89	2.71	2.56	2.54	3.10	2.62	1.56
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.49	-1.88	-4.75	-3.48	-5.72	-2.76	-3.39	-4.49	-39.75	-11.88	-22.18	-4.96	-0.47	-0.29	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	60.43	44.23	35.17	40.15	44.00	45.97	44.58	43.48	45.13	43.28	39.05	29.73	26.08	30.82	31.29	36.60	39.22	37.52	37.49	37.51	38.71	43.02	40.25	30.81
	-0.45	-0.79	-0.60	-0.83	-1.02	-0.69	-0.65	-0.21	0.08	0.04	0.24	0.15	0.39	0.23	0.23	0.17	0.12	-0.08	-0.21	-0.28	-0.04	-0.27	-0.35	-0.43
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.02	-0.15	0.00	0.00	0.00	-0.12	-0.36	-5.12	-1.38	-2.82	-0.64	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	66.50	48.60	38.56	43.80	48.12	50.49	49.63	48.69	57.76	74.13	88.39	84.40	125.95	81.74	77.96	71.45	74.05	70.06	62.03	45.64	51.27	53.48	45.37	34.26
	5.63	3.59	2.78	2.82	3.11	3.82	4.40	5.00	5.56	5.37	4.75	3.60	3.02	3.63	3.79	4.45	4.22	4.50	4.34	4.65	4.77	5.37	4.77	3.02
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-7.15	-25.52	-44.98	-51.22	-97.26	-47.52	-43.25	-30.92	-35.85	-29.34	-22.81	-3.84	-7.75	-4.82	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	58.70	43.09	34.08	38.85	42.62	44.53	42.79	41.99	43.45	41.79	37.53	28.66	25.41	30.09	30.28	35.28	36.06	35.56	35.03	35.69	36.93	41.05	38.53	29.59
	-2.17	-1.93	-1.69	-2.12	-2.40	-2.14	-2.43	-1.70	-1.60	-1.45	-1.23	-0.92	-0.27	-0.51	-0.72	-1.03	-1.22	-1.55	-1.68	-1.88	-1.83	-2.24	-2.07	-1.65
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.01	-0.10	0.00	0.00	0.00	-0.08	-0.23	-3.30	-0.89	-1.83	-0.41	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	47.00	41.41	38.50	41.24	40.17	46.48	44.88	46.50	44.07	42.20	37.66	28.86	25.00	29.73	30.04	35.07	33.05	35.69	34.08	36.34	44.25	39.23	39.94	30.96
	-0.60	-0.09	0.00	0.27	0.18	-0.18	-0.35	-0.87	-0.98	-1.04	-1.00	-0.72	-0.69	-0.86	-0.89	-1.01	-0.93	-0.91	-0.79	-0.81	-0.67	-0.82	-0.66	-0.27
	6.98	1.70	1.57	0.00	-2.59	0.00	0.00	1.13	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-1.64	0.00	0.00	-3.93	-2.89	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

HUD VL 61758	66.09	48.34	38.37	43.65	47.96	50.27	49.33	48.37	55.68	67.76	77.87	72.31	103.21	70.63	68.00	64.59	72.42	64.95	60.34	45.31	49.18	52.02	45.06	34.07
	5.22	3.32	2.60	2.67	2.94	3.61	4.11	4.69	5.20	5.11	4.62	3.52	3.01	3.55	3.70	4.35	4.13	4.39	4.20	4.36	4.49	5.03	4.46	2.84
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-5.43	-19.42	-34.60	-39.22	-74.53	-36.48	-33.37	-24.16	-34.31	-24.33	-21.27	-3.81	-5.94	-3.70	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	67.55	49.24	39.13	44.37	48.73	51.20	50.73	51.45	61.31	75.53	89.52	85.01	126.32	82.17	78.47	72.03	74.63	70.65	62.94	61.58	56.99	66.96	55.38	45.14
	6.68	4.22	3.36	3.40	3.71	4.54	5.50	6.55	7.14	6.77	5.86	4.20	3.36	4.05	4.28	5.03	4.78	5.08	5.24	5.78	6.04	6.76	6.17	4.12
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-1.21	-9.12	-25.53	-45.00	-51.23	-97.28	-47.53	-43.25	-30.93	-35.87	-29.35	-22.83	-18.65	-12.20	-16.91	-8.62	-9.78
	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	62.64	46.00	36.51	41.76	45.88	47.78	46.53	45.25	47.37	46.60	43.28	34.13	33.06	34.72	34.85	39.52	40.77	40.27	39.38	38.89	40.63	45.02	41.72	31.88
	1.77	0.98	0.74	0.78	0.86	1.11	1.30	1.57	1.88	1.76	1.62	1.25	1.09	1.05	1.03	1.19	1.15	1.22	1.12	1.06	1.36	1.42	1.12	0.65
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.44	-1.61	-3.00	-3.30	-6.29	-3.08	-2.88	-2.25	-5.64	-2.83	-3.39	-0.68	-0.51	-0.32	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	66.38	48.49	38.47	43.70	48.03	50.38	49.50	48.56	57.46	73.50	87.45	83.35	124.02	80.80	77.14	70.76	74.10	69.58	61.95	45.57	50.99	53.26	45.27	34.19
	5.50	3.47	2.69	2.73	3.01	3.71	4.27	4.88	5.40	5.27	4.71	3.60	3.03	3.63	3.78	4.45	4.22	4.49	4.31	4.56	4.69	5.28	4.67	2.95
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-7.01	-24.99	-44.08	-50.17	-95.31	-46.58	-42.43	-30.23	-35.90	-28.86	-22.77	-3.87	-7.55	-4.70	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	86.88	56.95	41.33	45.83	49.52	52.17	54.85	72.57	64.55	81.66	102.87	99.84	135.04	95.02	94.37	89.79	91.86	86.36	66.93	65.76	72.75	69.87	46.10	34.55
	6.27	4.08	3.14	3.23	3.54	4.31	4.90	5.45	6.08	5.82	5.08	3.88	3.21	3.85	4.03	4.70	4.43	4.73	4.61	4.96	5.12	5.80	5.18	3.32
	-19.73	-7.85	-2.41	-1.63	-0.96	-1.20	-4.73	-23.43	-13.43	-32.61	-59.14	-66.39	-106.14	-60.58	-59.41	-49.02	-53.46	-45.40	-27.44	-23.65	-28.87	-20.78	-0.31	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	60.71	45.39	36.16	41.68	45.82	46.97	45.33	43.39	44.50	42.47	37.79	29.01	24.89	29.53	29.80	34.88	32.86	35.16	33.94	36.27	37.97	42.46	39.94	31.02
	-0.17	0.37	0.39	0.70	0.81	0.30	0.11	-0.29	-0.55	-0.76	-0.87	-0.57	-0.79	-1.06	-1.13	-1.20	-1.11	-1.06	-0.93	-0.88	-0.78	-0.83	-0.66	-0.21
	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	39.12	43.41	40.27	42.39	46.75	49.11	47.98	51.09	51.67	57.64	63.70	55.52	68.79	53.13	52.35	53.83	74.86	66.34	60.15	44.80	53.11	49.11	43.74	33.18
	2.83	1.91	1.77	1.41	1.73	2.45	2.75	3.71	3.63	3.63	3.31	2.52	2.03	2.47	2.63	3.08	2.94	3.07	3.03	3.16	3.32	3.12	3.15	1.94
	18.29	1.70	1.57	0.00	0.00	0.00	0.00	1.13	-3.00	-10.77	-21.73	-23.42	-41.08	-20.07	-18.79	-14.67	-37.94	-28.30	-22.25	-4.49	-8.79	-8.82	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

O H 61846	43.49	37.83	35.01	37.02	40.53	42.32	40.14	42.01	40.55	38.78	34.72	26.40	23.72	28.23	28.39	33.10	34.90	35.05	33.24	33.56	39.75	36.32	36.31	28.07
	-4.11	-3.66	-3.49	-3.95	-4.49	-4.35	-5.09	-5.36	-4.50	-4.46	-4.07	-3.18	-1.97	-2.37	-2.65	-3.28	-3.52	-3.96	-4.08	-4.15	-5.18	-3.73	-4.29	-3.17
	6.98	1.70	1.57	0.00	0.00	0.00	0.00	1.13	0.00	-0.02	-0.13	0.00	0.00	0.00	-0.10	-0.31	-4.44	-4.03	-2.46	-0.56	-3.93	-2.89	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

PJM 61847	49.68	42.33	38.97	37.86	41.13	43.14	42.28	50.46	49.11	56.83	65.22	60.75	82.09	55.89	56.97	54.20	59.01	62.04	49.32	38.31	54.13	51.13	38.84	29.36
	2.08	0.84	0.47	-3.12	-3.89	-3.52	-3.22	2.71	-0.94	-2.13	-1.39	-0.57	-0.64	-1.08	-0.99	-1.41	-1.13	2.19	-1.88	-1.72	2.05	2.34	-1.75	-1.88
	6.98	1.70	1.57	0.00	0.00	0.00	-0.27	0.76	-5.00	-15.73	-27.96	-31.74	-57.05	-26.38	-27.03	-19.53	-26.16	-24.87	-16.33	-2.87	-11.09	-11.63	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

WEST 61752	56.78	41.53	33.00	37.58	41.04	42.89	40.88	40.28	41.65	39.74	35.81	27.18	24.37	28.93	29.20	34.02	36.67	34.41	34.45	34.44	35.41	39.32	37.35	28.71
	-4.09	-3.49	-2.78	-3.40	-3.98	-3.78	-4.35	-3.41	-3.39	-3.51	-3.01	-2.40	-1.31	-1.67	-1.86	-2.42	-2.62	-3.24	-3.36	-3.37	-3.35	-3.97	-3.25	-2.52
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-0.02	-0.16	0.00	0.00	0.00	-0.12	-0.37	-5.31	-1.43	-2.93	-0.67	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