P-5

Ancillary Service Prices, Day Ahead Market

08/01/2004

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
02:000.150.150.15200.150.150.1520
03:000.150.150.15200.150.150.1520
04:000.150.150.15200.150.150.1520
05:000.150.150.15200.150.150.1520
06:000.320.320.32200.320.320.3220
07:000.330.330.33140.330.330.3314
08:000.20.20.2140.20.20.214
09:000.20.20.2140.20.20.214
10:000.170.170.17140.170.170.1714
11:000.20.20.2140.20.20.214
12:000.20.20.2140.20.20.214
13:000.990.20.2140.990.20.214
14:0030.20.21430.20.214
15:001.990.20.2141.990.20.214
16:0030.20.21430.20.214
17:0030.20.21430.20.214
18:000.170.170.17140.170.170.1714
19:000.20.20.2140.20.20.214
20:000.990.20.2140.990.20.214
21:0030.20.21430.20.214
22:0030.20.21430.20.214
23:000.390.390.39200.390.390.3920