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: 07/22/2011

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	103.81	91.55	81.61	74.22	61.25	70.30	75.12	93.50	113.76	156.07	885.80	476.08	412.68	482.62	480.17	495.49	481.54	163.75	179.83	190.16	262.92	137.97	93.31	85.42
	7.27	6.27	5.40	4.85	4.10	4.77	5.29	7.04	9.12	11.73	70.11	37.37	30.53	33.36	35.31	8.51	37.00	9.47	13.52	15.69	22.26	11.14	7.18	6.38
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-13.63	0.00	0.00	-8.38	-33.09	0.00	-383.57	-0.22	-35.57	-2.75	-1.42	0.00	-1.27	-0.63	-0.14
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N

CENTRL 61754	97.51	85.76	76.81	69.86	57.46	65.95	70.23	87.87	106.73	133.86	835.17	449.22	384.35	428.63	457.87	106.40	454.52	121.71	166.62	174.61	243.14	126.87	86.27	79.50
	0.98	0.48	0.59	0.49	0.31	0.42	0.39	1.41	2.08	1.70	19.48	10.51	10.59	12.46	13.00	3.01	10.54	2.99	3.08	2.43	3.12	1.31	0.78	0.45
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-1.45	0.01	0.00	0.00	0.00	0.00	0.01	0.33	0.00	0.02	0.87	0.65	0.00	0.00	-0.15
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N

DUNWOD 61760	106.44	93.84	83.72	76.24	62.96	72.23	77.10	96.26	116.33	155.73	903.48	488.08	559.32	503.09	531.54	587.71	515.48	214.34	230.31	217.68	269.55	162.37	106.89	95.46
	9.90	8.56	7.50	6.86	5.81	6.70	7.26	9.80	11.68	14.76	87.79	49.37	42.72	49.43	53.09	12.51	54.69	14.52	19.61	21.37	29.47	15.48	10.83	10.17
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-10.25	0.01	0.00	-142.83	-37.48	-33.58	-471.79	-16.47	-81.10	-47.14	-23.25	0.58	-21.33	-10.57	-6.38
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N

GENESE 61753	96.17	84.55	76.09	69.06	56.49	64.70	68.51	85.90	104.04	129.85	810.81	437.35	374.49	418.23	446.96	103.41	443.02	118.15	160.83	173.20	236.82	121.72	82.59	75.91
	-0.37	-0.72	-0.13	-0.31	-0.66	-0.83	-1.33	-0.56	-0.60	-3.06	-4.93	-1.39	0.73	2.06	2.09	-0.08	-3.19	-0.57	-2.82	-4.61	-7.40	-3.84	-2.91	-3.11
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-2.20	-0.04	-0.02	0.00	0.00	0.00	-0.08	-1.89	0.00	-0.09	-4.76	-3.56	0.00	0.00	-0.11
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N

H Q 61844	39.11	48.29	36.86	67.28	35.30	39.85	67.73	83.57	100.97	111.34	137.75	422.95	260.36	405.52	502.58	90.95	426.42	114.27	232.84	86.65	108.25	83.14	56.88	70.19
	-3.08	-1.87	-1.63	-2.10	-1.51	-1.66	-2.10	-2.89	-3.67	-4.25	-5.27	-15.76	-9.56	-21.49	-21.29	-4.10	-17.06	-4.45	-2.70	-2.74	-4.47	-3.03	-2.04	-1.58
	45.64	13.86	15.72	0.00	13.37	14.01	0.00	0.00	0.00	15.13	-4.35	0.00	1.41	110.25	36.48	8.36	0.84	0.00	-165.25	-13.27	11.80	1.12	2.38	-26.77
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N

HUD VL 61758	106.06	93.47	83.38	75.90	62.68	71.94	76.78	95.67	115.85	155.20	902.49	487.57	525.14	501.54	497.44	520.35	502.66	202.95	219.15	211.83	269.07	156.95	103.92	93.62
	9.52	8.18	7.16	6.53	5.52	6.42	6.95	9.21	11.21	14.32	86.80	48.86	42.31	48.98	52.58	12.42	54.17	14.41	19.46	21.14	28.99	15.05	10.33	9.62
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-10.16	0.01	0.00	-109.06	-36.39	0.00	-404.53	-4.16	-69.82	-36.14	-17.64	0.58	-16.34	-8.09	-5.09
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N

LONGIL 61762	109.35	105.23	117.64	110.08	120.06	77.43	78.26	183.96	120.02	180.11	909.72	526.45	624.83	526.96	609.06	660.50	583.74	387.44	344.28	428.34	388.04	244.17	121.66	165.57
	11.47	10.76	9.55	8.77	7.35	8.33	8.42	12.36	14.48	17.32	93.06	56.49	52.62	61.19	67.89	16.34	69.75	18.57	24.68	25.98	35.15	17.99	11.80	12.52
	-1.35	-9.19	-31.86	-31.94	-55.56	-3.57	0.00	-85.15	-0.89	-32.07	-0.97	-31.24	-198.44	-49.60	-96.31	-540.76	-69.67	-250.15	-156.04	-229.30	-112.23	-100.61	-24.37	-74.14
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N

MHK VL 61756	100.85	88.84	79.45	72.22	59.49	68.30	72.90	90.65	110.02	139.05	860.78	462.50	405.04	440.66	469.20	142.46	467.90	129.31	175.80	183.59	252.78	133.51	90.25	82.84
	4.31	3.55	3.23	2.85	2.33	2.78	3.07	4.19	5.38	6.72	45.08	23.79	20.96	23.43	24.34	5.70	23.29	6.23	8.59	8.68	12.12	6.33	3.97	3.36
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-1.62	0.00	0.00	-10.32	-1.07	0.00	-33.36	-0.29	-4.37	-3.66	-1.86	0.00	-1.61	-0.79	-0.58
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N

MILLWD 61759	106.48	93.82	83.67	76.17	62.91	72.19	77.04	96.18	116.34	155.96	905.52	489.40	556.99	504.52	526.61	577.97	515.12	213.58	229.74	217.74	270.30	162.13	106.68	95.30
	9.94	8.54	7.45	6.80	5.76	6.66	7.21	9.72	11.70	14.93	89.83	50.69	44.15	50.99	54.80	12.91	56.50	15.00	20.25	22.06	30.22	15.80	10.90	10.17
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-10.31	0.01	0.00	-139.08	-37.36	-26.94	-461.66	-14.29	-79.86	-45.93	-22.63	0.58	-20.76	-10.28	-6.23
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N

N.Y.C. 61761	118.55	97.13	86.35	80.82	69.18	78.47	88.48	106.77	145.06	163.68	896.90	507.55	549.34	504.99	529.11	576.69	555.44	244.65	257.66	254.01	303.16	195.18	120.61	126.82
	10.52	9.16	8.05	7.33	6.25	7.18	7.86	10.63	12.53	15.78	92.25	52.19	44.61	51.34	55.13	13.02	56.66	15.02	20.16	22.13	30.68	16.32	11.60	10.91
	-11.49	-2.68	-2.08	-4.12	-5.78	-5.76	-10.78	-9.68	-27.89	-17.19	11.04	-16.65	-130.97	-37.48	-29.11	-460.26	-54.46	-110.91	-73.94	-58.83	-31.81	-53.30	-23.52	-37.00
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N

NORTH 61755	93.17	82.17	73.26	66.76	54.94	63.00	67.36	82.88	100.05	110.50	780.28	417.89	355.83	394.19	421.75	89.70	421.20	112.94	156.69	164.84	229.74	120.29	82.12	76.00
	-3.37	-3.11	-2.96	-2.61	-2.21	-2.53	-2.47	-3.57	-4.59	-5.22	-35.42	-20.83	-17.94	-21.98	-23.12	-5.42	-22.29	-5.78	-6.87	-8.21	-10.92	-5.27	-3.38	-2.90
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	15.00	0.00	0.00	0.00	0.00	0.00	8.29	0.83	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	Y	Y	Y	Y	Y	N	N	N	N	N	N

NPX 61845	49.65	55.12	82.00	74.63	61.62	70.65	75.46	93.59	113.37	153.99	155.92	474.39	291.16	300.00	479.62	495.29	482.54	181.29	246.45	113.96	161.96	118.04	100.00	56.84
	7.46	4.96	5.79	5.26	4.47	5.12	5.63	7.14	8.73	11.12	12.89	35.68	21.64	42.14	34.75	8.32	36.90	9.38	5.89	6.95	11.32	7.68	5.31	3.90
	45.64	13.86	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-12.16	-4.36	0.00	1.81	279.39	0.00	-383.57	-1.32	-53.19	-170.27	-30.90	-26.12	-23.07	-33.39	-7.95
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N

O H 61846	34.17	45.22	71.31	64.89	52.97	60.79	64.08	79.82	170.66	105.02	126.22	390.82	205.79	191.55	622.81	91.47	394.00	106.37	227.86	79.57	108.43	90.00	68.37	39.50
	-8.02	-4.94	-4.90	-4.49	-4.18	-4.74	-5.76	-6.64	-5.08	-16.81	-16.81	-47.62	-31.27	-59.05	-47.63	-11.01	-49.56	-12.35	-7.67	-9.81	-16.19	-11.46	-6.84	-4.21
	45.64	13.86	0.00	0.00	0.00	0.00	0.00	0.00	-84.59	8.88	-4.36	0.28	34.27	286.66	-110.08	0.93	0.77	0.00	-165.25	-13.27	-0.10	-14.17	-13.90	1.29
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N

PJM 61847	45.00	50.00	73.77	66.07	53.84	61.48	65.50	84.33	103.13	136.20	151.00	435.39	274.27	322.00	446.01	379.89	441.56	157.47	275.08	120.38	154.25	116.25	107.13	60.24
	5.13	2.58	-2.45	-3.31	-3.31	-4.05	-4.34	-2.13	-1.52	0.35	7.98	-3.04	17.29	47.16	1.14	1.65	-1.91	3.46	4.96	5.17	8.04	5.67	3.37	2.94
	47.96	16.59	0.00	0.00	0.00	0.00	0.00	0.00	0.00	-5.13	-4.36	0.28	14.35	262.42	0.00	-274.83	0.85	-35.29	-199.83	-39.10	-21.69	-23.28	-42.46	-12.31
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N

WEST 61752	91.18	79.95	72.48	65.89	53.76	61.65	65.23	81.95	98.66	110.72	758.96	408.43	350.95	392.83	421.45	96.44	413.23	111.44	150.09	107.22	180.91	114.16	77.95	71.98
	-5.36	-5.33	-3.74	-3.48	-3.40	-3.88	-4.60	-4.51	-5.98	-12.02	-56.33	-30.03	-22.82	-23.34	-23.42	-6.09	-30.29	-7.28	-12.49	-15.23	-21.73	-11.40	-7.54	-7.07
	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	7.97	0.40	0.26	0.00	0.00	0.00	0.87	0.81	0.00	0.98	50.61	38.03	0.00	0.00	-0.14
	N	N	N	N	N	N	N	N	N	N	N	N	N	Y	Y	Y	Y	Y	N	N	N	N	N	N