P-5

Ancillary Service Prices, Day Ahead Market

11/03/2004

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
06:000.380.380.38800.380.380.3880
07:0030.20.28030.20.280
08:0030.20.28030.20.280
09:0030.20.25030.20.250
10:001.990.20.2501.990.20.250
11:0030.20.217.4930.20.217.49
12:0030.20.21430.20.214
13:0030.20.21430.20.214
14:0030.20.21430.20.214
15:0030.20.21430.20.214
16:0030.20.28030.20.280
17:0050.350.355050.350.3550
18:001.990.350.35501.990.350.3550
19:0030.350.3517.4930.350.3517.49
20:0030.340.345030.340.3450
21:0060.370.375060.370.3750
22:0060.330.335060.330.3350
23:0030.840.842030.840.8420