P-5

Ancillary Service Prices, Day Ahead Market

10/14/2004

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)
00:000.990.840.84200.990.840.8420
01:000.370.370.37200.370.370.3720
02:000.250.250.25200.250.250.2520
03:000.250.250.25200.250.250.2520
04:000.250.250.25200.250.250.2520
05:001.261.261.26401.261.261.2640
06:001.990.840.84551.990.840.8455
07:001.990.370.37401.990.370.3740
08:0060.20.24060.20.240
09:0060.20.24060.20.240
10:0050.20.21650.20.216
11:0030.340.341430.340.3414
12:0060.340.341460.340.3414
13:0060.20.21460.20.214
14:0060.20.21460.20.214
15:0060.20.21460.20.214
16:0060.20.24060.20.240
17:0060.20.24060.20.240
18:0060.330.331660.330.3316
19:0060.330.331660.330.3316
20:0030.320.321630.320.3216
21:0030.450.454030.450.4540
22:001.990.20.2401.990.20.240
23:001.990.840.84201.990.840.8420