P-5

Ancillary Service Prices, Day Ahead Market

07/12/2004

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)
00:000.150.150.15200.150.150.1520
01:000.150.150.15200.150.150.1520
02:000.10.10.1200.10.10.120
03:000.10.10.1200.10.10.120
04:000.10.10.1200.10.10.120
05:000.150.150.15200.150.150.1520
06:000.190.190.19200.190.190.1920
07:000.150.150.15120.150.150.1512
08:000.150.150.15120.150.150.1512
09:000.150.150.15120.150.150.1512
10:000.150.150.15120.150.150.1512
11:000.170.170.17120.170.170.1712
12:000.170.170.17120.170.170.1712
13:000.180.180.18120.180.180.1812
14:000.180.180.18120.180.180.1812
15:000.180.180.18120.180.180.1812
16:000.170.170.17120.170.170.1712
17:000.180.180.18120.180.180.1812
18:000.20.20.2120.20.20.212
19:000.990.190.19120.990.190.1912
20:000.150.150.15120.150.150.1512
21:000.150.150.15120.150.150.1512
22:000.150.150.15120.150.150.1512
23:000.20.20.2200.20.20.220