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: 07/01/2008

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	145.51	171.27	146.46	150.93	199.29	146.36	92.56	107.14	173.16	276.66	158.51	111.70	119.63	-149.58	96.12	187.30	157.42	153.62	134.60	-161.42	8.44	40.20	166.51	129.60
	4.99	1.92	7.24	6.93	2.49	4.65	4.56	5.68	8.66	-2.94	8.96	4.98	6.98	-9.66	2.76	8.50	8.95	9.39	7.84	-10.32	0.03	1.85	3.84	4.61
	-53.46	-135.03	0.00	-17.29	-150.19	-53.67	0.00	0.00	-16.23	-330.73	0.00	-23.77	0.00	-24.56	-48.57	-35.76	0.28	0.26	-5.68	-14.68	-7.85	-6.55	-96.87	-44.32
	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	91.37	49.16	135.51	126.07	62.82	92.42	86.18	99.85	149.46	-12.78	147.34	84.77	112.01	-166.15	44.57	144.83	146.99	143.10	120.32	-165.41	0.55	31.52	75.40	84.09
	-1.83	-0.77	-3.71	-2.65	-1.29	-1.88	-1.82	-1.56	-0.12	0.57	-1.23	-0.80	-0.65	-1.67	-0.18	-0.96	-1.41	-1.07	-1.12	0.62	-0.02	-0.29	-1.32	-1.64
	-6.14	-15.61	0.00	-2.01	-17.51	-6.26	0.00	0.05	-1.31	-37.78	0.97	-2.62	0.00	0.00	0.04	-2.76	0.35	0.31	-0.36	0.24	0.00	0.00	-10.92	-5.06
	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	135.73	139.74	150.80	150.51	164.13	136.47	96.02	112.09	176.66	192.42	165.39	110.13	125.48	388.08	1185.19	268.61	164.08	159.86	138.44	155.35	177.78	181.22	153.43	121.92
	8.17	3.12	11.57	10.69	3.67	7.74	8.02	10.67	16.66	-5.94	16.79	9.32	12.82	-16.52	4.18	13.84	15.69	15.70	13.20	-16.35	0.04	2.88	6.16	7.73
	-40.50	-102.31	0.00	-13.11	-113.86	-40.69	0.00	0.04	-11.73	-249.49	0.95	-17.85	0.00	-569.08	-1136.23	-111.74	0.36	0.33	-4.17	-337.48	-177.18	-146.53	-81.46	-33.53
	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	87.32	44.09	130.40	120.97	56.54	87.30	82.40	92.10	107.85	-52.17	82.15	73.80	108.36	-162.99	41.32	82.57	121.29	118.92	97.17	-175.01	0.53	30.45	64.18	80.11
	-4.38	-1.94	-8.82	-7.24	-3.09	-5.40	-5.60	-6.55	-7.22	2.38	-6.39	-3.23	-4.29	1.49	-1.24	-4.59	-5.96	-5.89	-5.27	5.48	-0.04	-1.36	-3.55	-4.42
	-4.64	-11.71	0.00	-1.50	-13.02	-4.66	0.00	2.81	33.21	3.42	61.01	5.92	0.00	0.00	2.23	55.87	21.50	19.68	18.63	14.70	0.00	0.00	-1.93	-3.87
	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	85.62	33.75	137.60	124.97	89.00	7.26	80.00	99.53	144.33	120.00	68.12	120.00	109.37	-159.47	155.32	139.67	145.13	136.05	117.95	-161.87	0.56	31.23	64.71	79.33
	-1.44	-0.57	-1.63	-1.75	-2.31	-0.99	-0.87	-1.93	-3.94	-3.87	-2.04	-3.74	-3.29	5.01	-4.61	-3.37	-3.62	-3.95	-3.13	3.92	0.00	-0.58	-1.09	-1.33
	0.00	0.00	0.00	0.00	44.97	57.45	-4.56	0.00	0.00	22.35	9.71	14.58	0.00	0.00	-2.43	0.00	0.00	6.24	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

HUD VL 61758	134.65	138.85	149.85	149.68	163.32	135.70	95.36	111.22	175.53	191.67	164.45	109.46	124.67	297.45	986.66	255.94	163.35	159.12	137.86	107.62	152.19	159.78	151.19	121.02
	7.35	2.85	10.63	9.92	3.43	7.17	7.36	9.80	15.58	-5.54	15.86	8.78	12.01	-15.94	4.15	13.47	14.96	14.97	12.66	-15.83	0.04	2.79	5.82	7.12
	-40.24	-101.69	0.00	-13.04	-113.28	-40.49	0.00	0.04	-11.68	-248.34	0.95	-17.73	0.00	-477.88	-937.72	-99.43	0.36	0.33	-4.13	-289.24	-151.58	-125.19	-79.57	-33.23
	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	146.49	140.84	153.86	152.70	164.94	138.03	97.72	114.88	179.10	192.64	167.70	151.17	148.47	214.10	388.56	216.93	166.75	161.57	146.38	158.75	177.99	181.50	154.32	143.53
	10.89	4.03	14.64	12.87	4.38	9.27	9.72	12.92	19.09	-5.93	19.10	11.34	15.46	-16.79	4.00	15.49	17.94	17.41	15.07	-18.05	0.05	3.00	6.99	9.42
	-48.54	-102.50	0.00	-13.12	-113.95	-40.72	0.00	-0.51	-11.74	-249.70	0.95	-56.88	-20.36	-395.37	-339.78	-58.41	-0.07	0.33	-10.23	-342.58	-177.37	-146.69	-81.53	-53.44
	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	94.36	49.95	140.81	130.24	63.82	95.33	89.58	103.74	154.29	-18.57	153.78	87.64	115.89	-138.00	108.38	155.46	152.65	148.28	124.73	-149.28	11.79	41.76	78.58	87.10
	1.27	0.44	1.58	1.59	0.52	1.34	1.58	2.32	4.36	-1.26	4.23	2.29	3.24	-5.36	1.28	3.85	3.91	3.79	3.01	-4.49	0.01	0.81	1.41	1.46
	-6.04	-15.19	0.00	-1.94	-16.69	-5.95	0.00	0.04	-1.67	-33.83	0.00	-2.40	0.00	-31.84	-62.32	-8.58	0.00	0.00	-0.65	-21.00	-11.22	-9.13	-11.37	-4.98
	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	135.71	140.28	150.39	150.26	164.72	136.47	95.78	111.82	176.45	194.22	165.28	110.19	125.43	368.89	1123.74	267.73	164.07	159.83	138.47	150.82	175.40	179.23	153.73	121.98
	7.91	3.03	11.17	10.36	3.57	7.49	7.78	10.40	16.37	-5.75	16.67	9.27	12.77	-16.60	4.24	13.95	15.68	15.68	13.20	-16.36	0.05	2.89	6.10	7.57
	-40.75	-102.93	0.00	-13.19	-114.55	-40.93	0.00	0.04	-11.81	-251.10	0.95	-17.97	0.00	-549.96	-1074.72	-110.75	0.36	0.33	-4.20	-332.97	-174.78	-144.53	-81.83	-33.75
	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	143.26	141.77	151.70	151.23	164.45	137.06	98.71	120.83	177.78	192.07	167.63	158.93	189.05	411.83	1086.66	311.86	214.96	204.46	189.38	203.27	223.04	227.07	205.42	186.41
	8.85	3.36	12.48	11.40	3.91	8.30	8.62	11.44	17.77	-6.44	17.80	9.88	13.53	-16.82	4.37	14.53	16.53	16.53	13.88	-16.95	0.05	3.03	6.56	8.29
	-47.35	-104.09	0.00	-13.12	-113.93	-40.71	-2.10	-7.93	-11.74	-249.64	-0.28	-66.10	-62.86	-593.13	-1037.51	-154.29	-49.68	-43.44	-54.42	-386.01	-222.43	-192.22	-133.06	-97.45
	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	85.28	33.60	137.01	124.70	45.93	86.49	86.70	99.47	144.25	-49.52	145.24	80.63	108.88	-158.76	43.64	139.28	144.60	140.30	117.57	-161.55	0.56	31.24	64.74	79.19
	-1.77	-0.72	-2.22	-2.01	-0.67	-1.55	-1.30	-1.99	-4.02	1.61	-4.31	-2.32	-3.77	5.73	-1.15	-3.75	-4.14	-4.19	-3.50	4.24	0.00	-0.57	-1.06	-1.48
	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	140.98	158.10	147.46	150.23	99.90	100.00	119.70	108.10	172.62	148.31	144.20	142.37	120.84	25.74	172.00	212.72	158.62	150.00	134.74	-54.94	64.41	86.50	159.83	126.02
	5.80	2.23	8.23	7.94	8.58	3.87	4.68	6.67	10.22	10.37	5.53	9.96	8.18	-10.80	12.44	9.41	10.18	10.90	8.61	-10.64	0.04	1.92	4.27	5.52
	-48.12	-121.56	0.00	-15.58	44.97	-30.44	-38.70	0.04	-14.12	8.28	-58.81	5.90	0.00	-201.02	-2.05	-60.27	0.30	7.14	-5.06	-121.48	-63.82	-52.78	-89.76	-39.84
	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	83.65	44.31	123.14	115.17	76.23	11.00	74.55	83.60	93.40	104.56	50.00	45.00	97.87	-149.73	109.00	66.88	106.05	51.00	85.25	-163.01	0.47	27.97	60.35	75.72
	-8.83	-3.72	-16.09	-13.29	-15.08	-7.15	-10.17	-14.90	-20.07	-20.89	-10.68	-19.58	-14.78	14.75	-22.91	-17.43	-19.88	-21.42	-16.10	18.38	-0.09	-3.84	-8.46	-9.48
	-5.43	-13.71	0.00	-1.76	44.97	47.53	-8.41	2.96	34.80	20.76	19.18	73.74	0.00	0.00	25.59	58.73	22.81	73.82	19.72	15.60	0.00	0.00	-3.02	-4.54
	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	90.00	87.00	70.00	130.42	153.92	127.26	103.14	999.70	999.70	50.00	93.25	110.00	125.00	190.31	163.54	191.80	135.91	134.97	113.62	53.40	112.70	189.00	75.01	101.98
	2.82	2.44	2.32	-5.71	5.62	1.69	1.61	1.66	3.42	8.61	3.41	6.01	2.05	4.64	8.98	-10.00	-9.07	7.94	-6.78	8.29	-0.07	1.68	1.10	-4.99
	-4.07	5.89	53.41	-9.43	-12.02	-59.88	-25.22	-957.67	-913.00	104.84	-9.98	34.32	-74.90	-350.15	2.95	-58.76	3.77	19.21	0.68	-210.90	-112.21	-131.65	-14.23	-26.30
	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	85.49	46.34	125.15	117.51	58.65	85.12	78.30	86.67	101.53	-39.76	74.12	69.37	101.46	-154.79	38.67	76.00	112.37	110.57	90.50	-166.21	0.49	28.71	63.62	78.07
	-7.63	-3.31	-14.07	-11.16	-5.00	-9.01	-9.70	-12.03	-14.52	5.42	-15.36	-8.42	-11.20	9.69	-3.94	-13.63	-15.35	-14.64	-12.51	13.97	-0.08	-3.10	-7.04	-7.73
	-6.07	-15.33	0.00	-1.96	-17.04	-6.09	0.00	2.76	32.21	-5.95	60.07	5.16	0.00	0.00	2.17	53.40	21.03	19.27	18.06	14.39	0.00	0.00	-4.86	-5.14
	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N	N