P-5

Ancillary Services Prices, Day Ahead Market

12/10/2008

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)
00:002.372.370.3450.30.30.345
01:000.30.30.3450.30.30.345
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.30.30.3450.30.30.345
05:002.372.370.3450.30.30.345
06:002.362.360.3450.30.30.345
07:008.332.380.54571.050.545
08:00112.412.4149112.412.4149
09:008.992.492.4946.998.992.492.4946.99
10:009.952.392.3947.959.952.392.3947.95
11:008.892.392.3946.898.892.392.3946.89
12:007.622.361.1245.627.622.361.1245.62
13:007.492.360.9945.497.492.360.9945.49
14:005.732.360.8445.345.732.360.8445.34
15:0072.360.54572.360.545
16:0010.952.372.3748.9510.952.372.3748.95
17:008.872.372.3746.878.872.372.3746.87
18:0017.842.372.3755.8417.842.372.3755.84
19:0012.122.372.3750.1212.122.372.3750.12
20:0010.122.382.3848.1210.122.382.3848.12
21:006.652.361.1245.626.652.361.1245.62
22:002.372.370.5452.372.370.545
23:002.322.320.3450.30.30.345