P-5

Ancillary Services Prices, Day Ahead Market

12/01/2008

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)
00:002.332.330.25450.250.250.2545
01:002.342.340.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:002.342.340.25450.250.250.2545
06:002.372.370.2557.940.250.250.2557.94
07:0072.360.54572.360.545
08:0072.360.54572.360.545
09:008.872.370.54570.50.545
10:0072.360.54572.360.545
11:008.872.370.54570.50.545
12:007.072.360.54572.290.545
13:0072.370.54572.370.545
14:0072.370.54572.370.545
15:0072.370.54572.370.545
16:0072.360.54572.360.545
17:008.872.370.54570.50.545
18:0072.360.54572.360.545
19:0072.360.54572.360.545
20:0072.360.54572.360.545
21:008.052.360.54571.310.545
22:0072.370.54572.370.545
23:002.362.360.3450.30.30.345