P-5

Ancillary Service Prices, Day Ahead Market

09/02/2004

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)
00:000.380.380.2200.20.20.220
01:000.150.150.15200.150.150.1520
02:000.150.150.15200.150.150.1520
03:000.150.150.15200.150.150.1520
04:000.150.150.15200.150.150.1520
05:000.150.150.15400.150.150.1540
06:000.380.380.2400.20.20.240
07:000.20.20.2400.20.20.240
08:000.20.20.2400.20.20.240
09:000.20.20.2400.20.20.240
10:000.330.330.33140.330.330.3314
11:000.20.20.2140.20.20.214
12:000.20.20.2140.20.20.214
13:000.20.20.2140.20.20.214
14:000.20.20.2140.20.20.214
15:000.20.20.2140.20.20.214
16:000.20.20.2160.20.20.216
17:000.990.320.32160.990.320.3216
18:000.20.20.2140.20.20.214
19:000.170.170.17140.170.170.1714
20:000.170.170.17160.170.170.1716
21:000.20.20.2400.20.20.240
22:0030.20.21430.20.214
23:000.450.450.45200.450.450.4520