P-5

Ancillary Services Prices, Day Ahead Market

05/26/2008

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)
00:002.692.690.25450.250.250.2545
01:003.83.80.25450.250.250.2545
02:000.320.320.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:000.320.320.2573.050.250.250.2573.05
06:000.250.250.253000.250.250.25300
07:0072.690.530072.690.5300
08:0070.50.5161.370.50.5161.3
09:0073.380.550.0573.380.550.05
10:0073.340.54073.340.540
11:009.853.350.54070.50.540
12:009.853.350.54070.50.540
13:009.853.350.54070.50.540
14:009.853.350.54070.50.540
15:009.853.350.54070.50.540
16:0010.363.450.54070.50.540
17:0012.313.450.54070.50.540
18:0011.913.450.54070.50.540
19:0014.13.450.54070.50.540
20:0021.793.390.54070.50.540
21:0013.313.460.54070.50.540
22:0070.50.55070.50.550
23:000.450.450.25450.250.250.2545