P-5

Ancillary Service Prices, Day Ahead Market

01/01/2004

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	3.25	1.1	1.1	60	3.25	1.1	1.1	60
01:00	0.39	0.39	0.39	60	0.39	0.39	0.39	60
02:00	0.39	0.39	0.39	20	0.39	0.39	0.39	20
03:00	0.39	0.39	0.39	20	0.39	0.39	0.39	20
04:00	0.39	0.39	0.39	20	0.39	0.39	0.39	20
05:00	1.25	1.25	1.25	20	1.25	1.25	1.25	20
06:00	1.2	1.2	1.2	20	1.2	1.2	1.2	20
07:00	0.2	0.2	0.2	75	0.2	0.2	0.2	75
08:00	0.2	0.2	0.2	75	0.2	0.2	0.2	75
09:00	0.2	0.2	0.2	75	0.2	0.2	0.2	75
10:00	0.2	0.2	0.2	11	0.2	0.2	0.2	11
11:00	0.2	0.2	0.2	11	0.2	0.2	0.2	11
12:00	0.2	0.2	0.2	11	0.2	0.2	0.2	11
13:00	0.2	0.2	0.2	11	0.2	0.2	0.2	11
14:00	0.2	0.2	0.2	11	0.2	0.2	0.2	11
15:00	0.2	0.2	0.2	11	0.2	0.2	0.2	11
16:00	3	0.36	0.36	11	3	0.36	0.36	11
17:00	3.25	0.45	0.45	11	3.25	0.45	0.45	11
18:00	3.25	0.45	0.45	11	3.25	0.45	0.45	11
19:00	3	0.45	0.45	11	3	0.45	0.45	11
20:00	0.38	0.38	0.38	11	0.38	0.38	0.38	11
21:00	1.99	1.25	1.25	11	1.99	1.25	1.25	11
22:00	3.25	0.37	0.37	75	3.25	0.37	0.37	75
23:00	3.25	0.84	0.84	20	3.25	0.84	0.84	20