P-5

Ancillary Services Prices, Day Ahead Market

06/08/2008

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)
00:002.692.690450.250.25045
01:000.20.20450.20.2045
02:000.20.20450.20.2045
03:000.20.2051.240.20.2051.24
04:000.20.2054.270.20.2054.27
05:000.20.2055.320.20.2055.32
06:002.542.540500.250.25050
07:004.294.29042.364.294.29042.36
08:0055048.3155048.31
09:005.1850355.185035
10:00750.586750.586
11:00750.542750.542
12:00750.542750.542
13:0011.550.558.1670.50.558.16
14:0020.78102.2479.238.742.242.2479.23
15:0041.5100.577.2670.50.577.26
16:0014.768.263.5893.0810.083.583.5893.08
17:0010.0253.5293.0210.0253.5293.02
18:0016.5100.59070.50.590
19:00750.590750.590
20:00750.590750.590
21:0024.89100.59070.50.590
22:0011.550.55070.50.550
23:004.24.20.1450.250.250.145