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: 11/01/2009

Name PTID	00:00 EDT	01:00 EDT	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	27.08	24.16	35.53	33.84	21.22	12.94	41.37	36.16	30.62	37.01	44.74	40.54	33.87	40.99	42.61	38.97	40.35	65.87	77.17	47.92	36.90	42.85	44.86	40.30	35.60
	1.49	1.24	1.81	1.70	1.13	0.66	2.19	1.95	1.80	2.20	2.74	1.70	2.00	2.48	2.53	2.26	2.36	3.99	4.68	2.78	2.17	2.62	1.87	2.27	1.97
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-12.84	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-14.01	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	N

CENTRL 61754	25.52	22.91	33.49	31.87	19.93	12.26	38.91	33.90	28.75	34.44	41.62	27.22	31.56	38.05	39.58	36.31	37.55	61.37	72.05	45.08	34.59	39.93	30.35	37.81	33.34
	-0.07	-0.01	-0.23	-0.28	-0.15	-0.02	-0.27	-0.31	-0.06	-0.36	-0.39	-0.26	-0.31	-0.46	-0.50	-0.40	-0.45	-0.51	-0.45	-0.06	-0.13	-0.30	-0.22	-0.22	-0.29
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-1.47	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-1.60	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

DUNWOD 61760	27.97	24.91	36.45	34.72	21.69	13.20	42.21	36.92	31.36	37.99	46.07	38.27	35.03	42.39	44.15	40.49	41.92	68.34	79.34	49.13	37.99	44.22	42.40	41.59	36.45
	2.37	1.99	2.73	2.58	1.60	0.92	3.03	2.71	2.54	3.18	4.06	2.55	3.17	3.88	4.07	3.78	3.92	6.46	6.84	3.99	3.27	3.99	2.87	3.56	2.82
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-9.71	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-10.56	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

GENESE 61753	24.93	22.33	32.63	31.07	19.41	11.91	37.91	33.05	27.83	33.09	39.89	25.90	30.35	36.55	37.97	34.98	36.20	59.32	70.40	44.10	33.80	38.84	29.19	36.98	32.71
	-0.66	-0.58	-1.09	-1.07	-0.68	-0.37	-1.27	-1.16	-0.99	-1.72	-2.12	-1.22	-1.52	-1.96	-2.11	-1.73	-1.79	-2.56	-2.10	-1.04	-0.92	-1.39	-0.99	-1.05	-0.91
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-1.10	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-1.21	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

H Q 61844	25.02	22.43	33.12	31.57	19.72	12.06	38.51	33.67	28.22	34.13	41.09	20.00	20.00	20.00	20.00	31.00	31.00	20.00	20.00	20.00	22.02	22.02	31.00	35.00	35.00
	-0.57	-0.49	-0.60	-0.58	-0.37	-0.22	-0.67	-0.54	-0.60	-0.68	-0.92	-0.78	-0.68	-1.06	-0.93	-0.93	-0.86	-0.80	-1.06	-1.43	-1.31	-0.96	-0.99	-0.97	-0.54
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	10.45	13.53	23.11	18.06	5.08	7.66	16.22	30.84	40.59	38.99	20.12	8.35	6.30	3.36
	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

HUD VL 61758	27.70	24.72	36.21	34.51	21.58	13.13	41.95	36.71	31.18	37.70	45.64	37.91	34.66	41.93	43.70	40.06	41.47	67.65	78.76	48.82	37.67	43.82	42.08	41.23	36.19
	2.11	1.80	2.49	2.37	1.49	0.86	2.77	2.50	2.36	2.90	3.63	2.27	2.79	3.42	3.61	3.35	3.48	5.77	6.26	3.68	2.95	3.59	2.58	3.20	2.56
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-9.63	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-10.53	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

LONGIL 61762	60.08	25.70	37.47	35.66	22.26	13.54	43.28	37.59	32.16	38.96	47.47	48.56	36.17	43.54	45.48	41.72	44.15	91.09	91.32	141.07	68.53	58.20	43.32	42.58	37.15
	3.37	2.78	3.75	3.52	2.18	1.25	4.10	3.39	3.35	4.15	5.47	3.50	4.30	5.03	5.40	5.01	5.21	8.45	9.32	5.53	4.46	5.33	3.79	4.55	3.53
	-31.12	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-19.04	0.00	0.00	0.00	0.00	-0.95	-20.75	-9.51	-90.40	-29.35	-12.64	-10.56	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

MHK VL 61756	26.08	23.35	34.25	32.59	20.44	12.50	39.83	34.88	29.57	35.65	43.10	28.02	32.66	39.45	41.05	37.52	38.84	63.51	74.56	46.45	35.68	41.24	31.02	38.77	34.35
	0.49	0.43	0.53	0.44	0.35	0.22	0.66	0.67	0.76	0.84	1.09	0.65	0.79	0.94	0.97	0.80	0.85	1.63	2.06	1.31	0.95	1.01	0.66	0.74	0.72
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-1.36	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-1.39	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

MILLWD 61759	27.85	24.81	36.33	34.59	21.62	13.16	42.09	36.81	31.27	37.88	45.90	38.24	34.90	42.23	43.99	40.33	41.75	68.12	79.14	49.04	37.88	44.10	42.38	41.46	36.33
	2.26	1.90	2.60	2.45	1.54	0.88	2.91	2.60	2.45	3.08	3.90	2.45	3.03	3.72	3.91	3.62	3.76	6.24	6.65	3.90	3.16	3.87	2.77	3.43	2.70
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-9.78	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-10.64	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

N.Y.C. 61761	28.14	25.06	36.66	34.91	21.79	13.26	42.40	37.09	31.49	38.20	46.37	38.47	35.30	42.70	44.48	40.83	42.27	68.88	79.78	49.40	38.26	44.55	42.64	41.90	36.72
	2.55	2.14	2.94	2.77	1.71	0.98	3.23	2.89	2.68	3.39	4.36	2.76	3.43	4.19	4.40	4.11	4.27	7.01	7.29	4.26	3.54	4.31	3.12	3.87	3.10
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-9.71	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-10.56	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

NORTH 61755	24.84	22.21	32.82	31.06	19.57	11.97	38.25	33.55	28.19	34.05	41.05	25.11	31.17	37.69	39.35	35.81	37.12	60.23	70.89	44.22	33.99	39.21	27.91	37.05	33.25
	-0.76	-0.71	-0.90	-1.08	-0.52	-0.32	-0.93	-0.66	-0.63	-0.76	-0.95	-0.64	-0.70	-0.82	-0.73	-0.90	-0.87	-1.65	-1.60	-0.92	-0.73	-1.02	-0.77	-0.98	-0.38
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.27	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	N

NPX 61845	27.31	24.36	35.79	34.08	21.36	13.02	41.67	36.35	30.79	37.20	44.98	39.44	34.06	41.28	42.90	39.25	40.63	44.45	77.20	47.88	36.94	43.04	43.67	40.56	37.84
	1.72	1.44	2.07	1.94	1.28	0.74	2.49	2.14	1.98	2.39	2.97	1.85	2.19	2.77	2.82	2.54	2.63	2.53	4.70	2.74	2.22	2.81	2.06	2.53	2.29
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-11.59	0.00	0.00	0.00	0.00	0.00	-4.91	0.00	0.00	0.00	0.00	-12.64	0.00	3.36
	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

O H 61846	23.94	21.55	31.46	29.95	18.65	11.48	36.39	31.45	26.25	30.78	36.92	24.31	28.15	33.81	35.05	32.44	33.57	37.58	65.14	41.06	31.42	36.02	27.58	35.05	32.75
	-1.65	-1.37	-2.26	-2.20	-1.44	-0.80	-2.78	-2.76	-2.57	-4.03	-5.09	-3.01	-3.71	-4.69	-5.03	-4.28	-4.42	-4.34	-7.36	-4.07	-3.30	-4.21	-2.81	-2.98	-2.79
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-1.31	0.00	0.00	0.00	0.00	0.00	-4.91	0.00	0.00	0.00	0.00	-1.43	0.00	3.36
	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

PJM 61847	25.05	22.53	32.97	31.44	19.54	12.00	38.19	33.25	28.15	33.52	40.60	31.88	30.42	36.75	38.38	35.11	36.26	43.60	70.73	43.01	33.21	38.30	35.25	36.87	36.92
	-0.54	-0.39	-0.75	-0.71	-0.55	-0.28	-0.99	-0.95	-0.66	-1.28	-1.41	-1.11	-1.45	-1.77	-1.70	-1.60	-1.73	1.68	-1.77	-2.12	-1.51	-1.93	-1.31	-1.16	1.38
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-6.97	0.00	0.00	0.00	0.00	0.00	-4.91	0.00	0.00	0.00	0.00	-7.58	0.00	3.36
	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

WEST 61752	24.55	22.08	32.22	30.69	19.09	11.75	37.31	32.31	27.13	31.96	38.44	25.32	29.17	35.07	36.40	33.59	34.70	56.80	67.10	42.34	32.47	37.24	28.62	36.13	32.05
	-1.04	-0.83	-1.50	-1.46	-1.00	-0.53	-1.87	-1.90	-1.69	-2.85	-3.57	-2.16	-2.70	-3.44	-3.68	-3.12	-3.29	-5.08	-5.40	-2.80	-2.25	-2.99	-1.95	-1.90	-1.58
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-1.47	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-1.61	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