P-5

Ancillary Service Prices, Day Ahead Market

03/29/2004

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)
00:000.50.50.5200.50.50.520
01:001112011120
02:000.840.840.84200.840.840.8420
03:000.840.840.84200.840.840.8420
04:000.840.840.84200.840.840.8420
05:003.251.271.27203.251.271.2720
06:00121.281.2820121.281.2820
07:003.250.330.33123.250.330.3312
08:00120.320.3212120.320.3212
09:00120.340.3412120.340.3412
10:00120.330.3312120.330.3312
11:00120.330.3312120.330.3312
12:00120.320.3212120.320.3212
13:00120.320.3212120.320.3212
14:00120.20.212120.20.212
15:00120.320.3212120.320.3212
16:00120.20.235120.20.235
17:00120.20.235120.20.235
18:00120.370.3712120.370.3712
19:003.250.370.37123.250.370.3712
20:003.250.350.35123.250.350.3512
21:00120.50.525120.50.525
22:003.250.330.33253.250.330.3325
23:003.250.350.35203.250.350.3520