P-5

Ancillary Services Prices, Day Ahead Market

03/27/2005

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)
00:000.840.840.25200.250.250.2520
01:000.20.20.2200.20.20.220
02:000.20.20.2200.20.20.220
03:000.20.20.2200.20.20.220
04:000.20.20.2200.20.20.220
05:000.250.250.25200.250.250.2520
06:000.840.840.25200.250.250.2520
07:0070.50.51470.50.514
08:0070.20.21470.20.214
09:0070.50.51470.50.514
10:0070.50.515.2670.50.515.26
11:0070.50.51470.50.514
12:0070.50.51470.50.514
13:0070.50.51470.50.514
14:0070.450.451470.450.4514
15:0070.390.391470.390.3914
16:0070.390.393270.390.3932
17:0070.390.393870.390.3938
18:00130.380.3838130.380.3838
19:0013.240.380.383813.240.380.3838
20:0011.010.190.193811.010.190.1938
21:0070.20.238.770.20.238.7
22:0070.20.23070.20.230
23:000.260.20.19200.250.190.1920