P-5

Ancillary Service Prices, Day Ahead Market

07/04/2004

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)
00:000.350.350.35200.350.350.3520
01:000.20.20.2200.20.20.220
02:000.20.20.2200.20.20.220
03:000.20.20.2200.20.20.220
04:000.20.20.2200.20.20.220
05:000.20.20.2200.20.20.220
06:000.340.340.34200.340.340.3420
07:000.330.330.33120.330.330.3312
08:000.20.20.2120.20.20.212
09:000.20.20.2120.20.20.212
10:000.20.20.2120.20.20.212
11:0030.20.21230.20.212
12:0030.20.21230.20.212
13:0030.20.21230.20.212
14:0030.20.21230.20.212
15:0030.20.21230.20.212
16:0030.20.21230.20.212
17:0030.20.21230.20.212
18:0030.20.21230.20.212
19:0030.20.21230.20.212
20:0030.20.21230.20.212
21:0030.20.21230.20.212
22:0030.20.21230.20.212
23:000.450.450.45200.450.450.4520