P-5

Ancillary Services Prices, Day Ahead Market

02/10/2005

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)
00:000.740.740.125.130.10.10.125.13
01:000.840.840.1300.10.10.130
02:000.840.840.1300.10.10.130
03:000.840.840.1300.10.10.130
04:000.840.840.1300.10.10.130
05:000.840.840.163.920.10.10.163.92
06:001.551.550.197.720.10.10.197.72
07:000.150.150.1750.10.10.175
08:000.150.150.15750.150.150.1575
09:0030.350.3544.9130.350.3544.91
10:0030.330.337530.330.3375
11:0030.330.333030.330.3330
12:0030.330.3315.381.480.330.3315.38
13:0030.320.3214.220.320.320.3214.22
14:0030.330.3314.230.330.330.3314.23
15:0030.150.1140.10.10.114
16:0030.150.15980.150.150.1598
17:0050.360.363050.360.3630
18:008.170.20.233.178.170.20.233.17
19:004.690.20.220.744.690.20.220.74
20:0040.190.197540.190.1975
21:000.990.150.15750.990.150.1575
22:000.240.150.0157.080.10.010.0157.08
23:000.840.840.126.670.10.10.126.67