P-5

Ancillary Services Prices, Day Ahead Market

02/01/2007

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	0.25	0.25	0.25	50	0.25	0.25	0.25	50
01:00	0.25	0.25	0.25	50	0.25	0.25	0.25	50
02:00	0.2	0.2	0.2	50	0.2	0.2	0.2	50
03:00	0.2	0.2	0.2	50	0.2	0.2	0.2	50
04:00	0.25	0.25	0.25	50	0.25	0.25	0.25	50
05:00	0.84	0.84	0.25	50	0.25	0.25	0.25	50
06:00	3.6	3.6	0.25	65	0.25	0.25	0.25	65
07:00	10.08	3.58	3.58	73.08	10.08	3.58	3.58	73.08
08:00	10.04	3.54	3.54	73.04	10.04	3.54	3.54	73.04
09:00	11.92	3.89	3.89	74.92	11.92	3.89	3.89	74.92
10:00	13.67	3.85	3.85	71.67	13.67	3.85	3.85	71.67
11:00	8.5	3.4	2	61.5	8.5	3.4	2	61.5
12:00	8.5	3.4	2	61.5	8.5	3.4	2	61.5
13:00	8.5	3.4	2	61.5	8.5	3.4	2	61.5
14:00	7	3.4	0.5	60	7	3.4	0.5	60
15:00	7	3.4	0.5	65	7	3.4	0.5	65
16:00	10	3.5	3.5	73	10	3.5	3.5	73
17:00	19.61	3.89	3.89	87.61	19.61	3.89	3.89	87.61
18:00	21.33	3.89	3.89	89.33	21.33	3.89	3.89	89.33
19:00	17.75	3.7	3.7	80.75	17.75	3.7	3.7	80.75
20:00	10.02	3.52	3.52	73.02	10.02	3.52	3.52	73.02
21:00	7	3.4	0.5	60	7	3.4	0.5	60
22:00	7.94	1.44	1.44	55.94	7.94	1.44	1.44	55.94
23:00	0.25	0.25	0.25	50	0.25	0.25	0.25	50