P-5

Ancillary Services Prices, Day Ahead Market

05/01/2008

Time Stamp	East				West
Time Stamp	10 Min Spinning Reserve ($/MWHr)	10 Min Non-Synchronous Reserve ($/MWHr)	30 Min Operating Reserve ($/MWHr)	Regulation ($/MWHr)	10 Min Spinning Reserve ($/MWHr)	10 Min Non-Synchronous Reserve ($/MWHr)	30 Min Operating Reserve ($/MWHr)	Regulation ($/MWHr)
00:00	0.35	0.35	0.3	45	0.3	0.3	0.3	45
01:00	0.25	0.25	0.25	45	0.25	0.25	0.25	45
02:00	0.25	0.25	0.25	45	0.25	0.25	0.25	45
03:00	0.25	0.25	0.25	45	0.25	0.25	0.25	45
04:00	0.25	0.25	0.25	45	0.25	0.25	0.25	45
05:00	0.36	0.36	0.3	45	0.3	0.3	0.3	45
06:00	17.35	3.49	0.3	300	0.3	0.3	0.3	300
07:00	37	3.85	3.85	250	12	3.85	3.85	250
08:00	38.53	3.49	3.49	250	13.53	3.49	3.49	250
09:00	9.99	3.49	3.49	100	9.99	3.49	3.49	100
10:00	9.83	3.33	3.33	52.83	9.83	3.33	3.33	52.83
11:00	9.83	3.33	3.33	52.83	9.83	3.33	3.33	52.83
12:00	9.83	3.33	3.33	52.83	9.83	3.33	3.33	52.83
13:00	9.83	3.33	3.33	52.83	9.83	3.33	3.33	52.83
14:00	9.83	3.33	3.33	52.83	9.83	3.33	3.33	52.83
15:00	9.83	3.33	3.33	52.83	9.83	3.33	3.33	52.83
16:00	40.3	3.4	3.4	100	15.3	3.4	3.4	100
17:00	37	3.58	3.58	100	12	3.58	3.58	100
18:00	37	3.58	3.58	100	12	3.58	3.58	100
19:00	35.08	3.58	3.58	56.04	10.08	3.58	3.58	56.04
20:00	35.5	4	4	53.5	10.5	4	4	53.5
21:00	37	3.56	3.56	60.89	12	3.56	3.56	60.89
22:00	34.59	3.09	0.5	50	7	0.5	0.5	50
23:00	28.09	3.09	0.3	45	0.3	0.3	0.3	45