P-5

Ancillary Service Prices, Day Ahead Market

07/03/2004

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)
00:000.370.370.37200.370.370.3720
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
06:000.450.450.45200.450.450.4520
07:000.20.20.2120.20.20.212
08:000.20.20.2120.20.20.212
09:000.990.20.2120.990.20.212
10:0030.20.21230.20.212
11:0030.20.21230.20.212
12:0030.20.21230.20.212
13:0030.370.371230.370.3712
14:0030.370.371230.370.3712
15:0030.370.371230.370.3712
16:0030.350.351230.350.3512
17:0030.360.361230.360.3612
18:0030.20.21230.20.212
19:0030.20.21230.20.212
20:0030.20.21230.20.212
21:0030.20.21230.20.212
22:000.330.330.33120.330.330.3312
23:000.450.450.45200.450.450.4520