P-5

Ancillary Service Prices, Day Ahead Market

11/04/2004

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)
00:000.380.380.38200.380.380.3820
01:000.20.20.2200.20.20.220
02:000.20.20.2200.20.20.220
03:000.20.20.2200.20.20.220
04:000.20.20.2200.20.20.220
05:000.390.390.39500.390.390.3950
06:000.380.380.38750.380.380.3875
07:001.990.20.2751.990.20.275
08:0030.20.27530.20.275
09:001.990.20.2501.990.20.250
10:001.990.20.2501.990.20.250
11:000.20.20.2160.20.20.216
12:000.20.20.2140.20.20.214
13:000.20.20.2140.20.20.214
14:000.20.20.2140.20.20.214
15:000.990.20.2140.990.20.214
16:000.990.20.2750.990.20.275
17:0050.350.355050.350.3550
18:0050.350.355050.350.3550
19:0030.350.3517.4930.350.3517.49
20:0030.350.355030.350.3550
21:0050.370.377550.370.3775
22:0050.330.335050.330.3350
23:001.990.840.84201.990.840.8420