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: 12/19/2009

Name PTID	00:00 EST	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	43.12	62.11	46.39	54.31	65.51	101.18	49.94	68.14	121.18	149.49	85.50	95.47	86.13	109.04	108.68	116.75	115.85	183.84	223.21	114.01	89.20	41.91	98.36	77.69
	2.66	3.85	2.89	3.17	3.88	5.65	3.04	4.55	8.11	7.21	6.00	6.86	5.65	7.44	5.52	5.41	7.75	12.41	15.19	7.92	6.00	2.88	5.09	5.12
	0.00	0.00	0.00	0.00	-5.26	-14.41	-4.37	0.00	0.00	-49.40	0.00	0.00	-7.92	-6.35	-32.17	-40.58	0.00	0.00	0.00	0.00	0.00	0.00	-25.27	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	40.06	57.25	42.73	50.04	56.56	82.54	42.82	63.67	113.30	98.79	80.12	89.17	73.96	96.45	74.90	75.39	108.42	172.35	210.08	106.44	83.57	39.09	70.17	71.87
	-0.40	-1.01	-0.77	-1.10	-0.39	-0.21	-0.22	0.08	0.23	0.30	0.61	0.56	0.49	0.47	0.23	0.00	0.32	0.93	2.06	0.35	0.36	0.06	-0.73	-0.70
	0.00	0.00	0.00	0.00	-0.60	-1.64	-0.50	0.00	0.00	-5.62	0.00	0.00	-0.90	-0.72	-3.69	-4.63	0.00	0.00	0.00	0.00	0.00	0.00	-2.90	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	43.83	62.77	46.69	54.54	64.62	99.16	49.86	69.95	124.63	140.21	87.96	98.30	86.54	110.94	103.44	109.51	119.68	188.58	229.69	117.59	92.46	43.38	94.23	78.93
	3.37	4.51	3.19	3.40	4.30	7.20	4.03	6.36	11.56	10.19	8.47	9.70	8.02	10.91	8.25	8.21	11.57	17.15	21.66	11.50	9.25	4.36	7.09	6.36
	0.00	0.00	0.00	0.00	-3.96	-10.85	-3.29	0.00	0.00	-37.14	0.00	0.00	-5.96	-4.78	-24.21	-30.54	0.00	0.00	0.00	0.00	0.00	0.00	-19.14	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	39.26	55.99	41.85	49.05	55.58	81.15	41.80	62.30	110.61	95.37	78.57	87.07	71.94	93.87	72.12	72.26	105.86	169.32	206.43	104.09	81.50	38.04	67.46	70.40
	-1.20	-2.27	-1.65	-2.09	-1.24	-1.20	-1.11	-1.29	-2.47	-1.78	-0.93	-1.53	-1.31	-1.93	-1.66	-2.02	-2.24	-2.10	-1.59	-2.00	-1.70	-0.99	-2.75	-2.17
	0.00	0.00	0.00	0.00	-0.46	-1.25	-0.38	0.00	0.00	-4.28	0.00	0.00	-0.69	-0.55	-2.79	-3.52	0.00	0.00	0.00	0.00	0.00	0.00	-2.20	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	40.97	57.47	42.88	50.58	55.00	79.38	41.61	61.99	110.27	90.06	77.10	85.82	70.17	92.14	68.67	68.66	105.40	167.27	71.82	102.69	80.61	37.79	66.37	71.19
	-0.92	-0.79	-0.62	-0.56	-1.57	-1.74	-0.93	-1.60	-2.80	-2.81	-2.40	-2.78	-2.39	-3.11	-2.32	-2.10	-2.70	-4.15	-3.35	-3.40	-2.60	-1.23	-1.64	-1.39
	9.82	0.00	0.00	0.00	14.60	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	25.94	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

HUD VL 61758	43.62	62.47	46.49	54.33	64.38	98.59	49.51	69.43	123.60	139.14	87.31	97.50	85.86	109.96	102.54	108.57	118.78	187.46	228.34	116.82	91.77	43.01	93.50	78.41
	3.15	4.21	2.99	3.19	4.07	6.67	3.70	5.83	10.53	9.32	7.81	8.90	7.37	9.96	7.50	7.48	10.68	16.04	20.32	10.73	8.57	3.98	6.47	5.84
	0.00	0.00	0.00	0.00	-3.95	-10.80	-3.27	0.00	0.00	-36.94	0.00	0.00	-5.92	-4.75	-24.05	-30.34	0.00	0.00	0.00	0.00	0.00	0.00	-19.03	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	121.85	110.01	97.47	55.57	65.30	101.13	87.52	120.32	147.42	150.53	150.25	133.38	125.83	129.04	131.30	174.78	200.51	260.97	307.88	280.27	571.85	415.75	138.37	135.73
	4.58	6.17	4.40	4.42	4.97	9.16	5.23	8.31	14.94	12.83	10.64	12.10	10.02	13.52	10.16	10.18	13.73	20.14	26.25	13.94	11.21	5.26	8.84	8.14
	-76.81	-45.58	-49.56	0.00	-3.97	-10.85	-39.76	-48.42	-19.40	-44.82	-60.11	-32.68	-43.25	-20.27	-50.15	-93.84	-78.67	-69.40	-73.61	-160.23	-477.43	-371.47	-61.52	-55.01
	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	42.39	60.51	45.04	52.76	59.00	85.79	44.64	66.22	118.20	102.45	83.10	92.58	76.67	100.07	77.65	78.44	113.48	179.95	217.81	110.91	87.07	40.70	73.39	75.05
	1.93	2.24	1.54	1.62	2.01	2.99	1.61	2.63	5.13	4.13	3.60	3.98	3.25	4.13	3.12	3.18	5.38	8.53	9.78	4.82	3.86	1.67	2.59	2.48
	0.00	0.00	0.00	0.00	-0.63	-1.70	-0.50	0.00	0.00	-5.45	0.00	0.00	-0.86	-0.69	-3.54	-4.50	0.00	0.00	0.00	0.00	0.00	0.00	-2.79	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	43.76	62.68	46.63	54.49	64.61	99.15	49.79	69.81	124.38	140.44	87.89	98.18	86.54	110.83	103.57	109.74	119.66	188.58	229.73	117.60	92.36	43.32	94.35	78.88
	3.30	4.43	3.13	3.35	4.25	7.08	3.93	6.22	11.31	10.06	8.39	9.58	7.96	10.76	8.13	8.14	11.56	17.16	21.71	11.51	9.16	4.29	7.01	6.31
	0.00	0.00	0.00	0.00	-4.00	-10.96	-3.32	0.00	0.00	-37.51	0.00	0.00	-6.02	-4.83	-24.44	-30.84	0.00	0.00	0.00	0.00	0.00	0.00	-19.33	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	44.04	63.06	46.86	54.74	64.82	99.52	50.06	70.33	125.37	140.78	89.34	100.80	90.35	112.09	103.94	111.23	131.07	203.72	239.40	131.32	92.95	43.63	94.69	79.32
	3.58	4.81	3.35	3.60	4.50	7.55	4.23	6.73	12.30	10.76	8.85	10.20	8.44	11.56	8.74	8.72	12.27	17.73	22.51	12.01	9.75	4.60	7.55	6.75
	0.00	0.00	0.00	0.00	-3.97	-10.85	-3.29	0.00	0.00	-37.15	-0.98	-2.00	-9.35	-5.28	-24.21	-31.75	-10.70	-14.56	-8.86	-13.21	0.00	0.00	-19.13	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	40.29	58.47	43.59	51.43	55.97	80.27	42.11	62.43	111.51	90.53	77.44	85.76	69.75	91.37	68.10	68.41	105.41	167.93	200.85	102.36	80.44	37.60	66.76	72.07
	-0.17	0.21	0.09	0.29	-0.39	-0.84	-0.43	-1.16	-1.56	-2.34	-2.06	-2.84	-2.81	-3.88	-2.89	-2.35	-2.69	-3.50	-7.17	-3.74	-2.76	-1.43	-1.25	-0.50
	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	45.72	62.48	46.63	54.59	64.40	100.36	49.85	68.80	122.40	145.35	86.47	96.49	86.12	109.68	106.27	113.42	116.77	185.02	83.43	115.25	90.28	42.36	96.50	78.22
	3.83	4.22	3.13	3.45	5.50	6.37	3.41	5.21	9.32	8.39	6.96	7.89	6.49	8.76	6.55	6.41	8.67	13.59	8.26	9.16	7.07	3.34	5.85	5.65
	9.82	0.00	0.00	0.00	12.28	-12.88	-3.90	0.00	0.00	-44.08	0.00	0.00	-7.07	-5.67	-28.73	-36.25	0.00	0.00	25.94	0.00	0.00	0.00	-22.64	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	37.42	52.61	39.44	38.00	38.00	77.91	39.39	58.36	103.15	89.80	73.31	81.00	67.11	87.61	67.85	67.77	102.83	109.32	86.85	89.66	74.52	34.85	62.40	65.93
	-4.47	-5.65	-4.07	-5.23	-4.14	-4.68	-3.59	-5.23	-9.91	-8.18	-6.19	-7.60	-6.27	-8.30	-6.47	-7.17	-5.94	-10.36	-9.03	-7.11	-8.68	-4.17	-8.20	-6.64
	9.82	0.00	0.00	12.73	29.02	-1.48	-0.45	0.00	0.00	-5.11	0.00	0.00	-0.82	-0.66	-3.32	-4.18	-51.24	-36.50	5.24	-15.61	0.00	0.00	-2.60	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	43.49	53.82	40.11	46.97	51.00	45.00	41.99	59.99	56.30	116.92	77.77	86.84	75.43	96.98	86.84	90.86	105.51	166.25	80.00	101.46	80.54	59.19	77.88	68.56
	1.61	-4.44	-3.39	-4.17	2.07	3.22	2.31	1.69	3.32	-2.65	-1.73	-1.76	-1.42	-1.70	-1.55	-1.86	-2.59	-5.17	4.83	-4.63	-2.66	2.96	-3.87	-4.01
	9.82	0.00	0.00	0.00	22.24	17.46	9.73	4.52	19.52	-26.70	0.00	0.00	-4.28	-3.44	-17.40	-21.95	0.00	0.00	25.94	0.00	0.00	-2.22	-13.74	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	37.91	53.65	40.13	47.08	54.34	79.76	40.42	60.15	83.47	68.35	74.33	75.81	65.94	63.17	70.54	70.64	101.10	161.27	196.61	98.53	77.46	36.17	64.98	67.74
	-2.55	-4.61	-3.38	-4.06	-2.63	-3.01	-2.62	-3.45	-6.64	-5.46	-3.86	-4.79	-3.97	-5.25	-4.19	-4.83	-7.00	-10.15	-11.41	-7.56	-5.74	-2.86	-5.96	-4.83
	0.00	0.00	0.00	0.00	-0.61	-1.66	-0.50	0.00	22.97	19.05	1.31	8.00	2.66	26.83	-3.74	-4.71	0.00	0.00	0.00	0.00	0.00	0.00	-2.93	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