P-5

Ancillary Service Prices, Day Ahead Market

08/22/2004

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)
00:000.160.160.16200.160.160.1620
01:000.190.190.19200.190.190.1920
02:000.170.170.17200.170.170.1720
03:000.170.170.17200.170.170.1720
04:000.170.170.17200.170.170.1720
05:000.170.170.17200.170.170.1720
06:000.150.150.15200.150.150.1520
07:000.840.840.84140.840.840.8414
08:000.20.20.2140.20.20.214
09:000.20.20.2140.20.20.214
10:000.20.20.2140.20.20.214
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
16:000.990.20.2140.990.20.214
17:000.20.20.2140.20.20.214
18:000.20.20.2140.20.20.214
19:000.20.20.2140.20.20.214
20:000.20.20.2140.20.20.214
21:000.20.20.2140.20.20.214
22:000.20.20.2140.20.20.214
23:000.450.450.45200.450.450.4520