P-5

Ancillary Service Prices, Day Ahead Market

11/12/2004

Time StampEastWest
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)
00:000.390.390.3200.30.30.320
01:000.160.160.16200.160.160.1620
02:000.160.160.16200.160.160.1620
03:000.160.160.16200.160.160.1620
04:000.160.160.16200.160.160.1620
05:000.450.450.3350.30.30.335
06:000.390.390.2750.20.20.275
07:000.20.20.2880.20.20.288
08:000.190.190.19880.190.190.1988
09:000.190.190.19350.190.190.1935
10:000.150.150.15350.150.150.1535
11:000.150.150.15140.150.150.1514
12:000.150.150.15140.150.150.1514
13:000.150.150.15140.150.150.1514
14:000.150.150.15140.150.150.1514
15:000.150.150.15140.150.150.1514
16:000.160.160.16880.160.160.1688
17:0050.450.453550.450.4535
18:000.450.450.45650.450.450.4565
19:000.20.20.2350.20.20.235
20:000.150.150.15350.150.150.1535
21:0030.20.23530.20.235
22:000.20.20.2350.20.20.235
23:000.450.450.3200.30.30.320