P-5

Ancillary Service Prices, Day Ahead Market

11/19/2004

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)
00:000.450.450.45200.450.450.4520
01:000.340.340.34200.340.340.3420
02:000.250.250.25200.250.250.2520
03:000.250.250.25200.250.250.2520
04:000.250.250.25200.250.250.2520
05:000.450.450.45350.450.450.4535
06:000.990.450.45750.990.450.4575
07:0030.20.27530.20.275
08:0050.20.27550.20.275
09:0050.20.23550.20.235
10:0050.20.23550.20.235
11:0050.20.21450.20.214
12:0050.20.21450.20.214
13:0050.20.21450.20.214
14:0050.20.21450.20.214
15:0050.20.21450.20.214
16:0050.20.23550.20.235
17:00120.330.3317.49120.330.3317.49
18:0050.330.3317.4950.330.3317.49
19:0050.330.3317.4950.330.3317.49
20:0050.20.23550.20.235
21:0050.20.27050.20.270
22:001.990.20.2351.990.20.235
23:001.990.840.84201.990.840.8420