P-5

Ancillary Services Prices, Day Ahead Market

02/26/2008

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)
00:003.493.490.3450.30.30.345
01:003.83.80.3450.30.30.345
02:003.83.80.345.580.30.30.345.58
03:003.83.80.3450.30.30.345
04:003.83.80.346.30.30.30.346.3
05:00550.349.010.30.30.349.01
06:00550.3650.30.30.365
07:0016.9850.577.570.50.577.5
08:0024.815377.59.53377.5
09:0024.775352.59.53352.5
10:0031.165352.59.53352.5
11:0033.555352.59.53352.5
12:0036.55352.59.53352.5
13:0024.3750.55070.50.550
14:0023.150.55070.50.550
15:0023.150.55070.50.550
16:0036.550.58770.50.587
17:0036.550.58770.50.587
18:0028.19548710.54487
19:0036.55352.59.53352.5
20:0036.550.55070.50.550
21:0025.0850.5950.097.090.590.5950.09
22:0021.2750.55070.50.550
23:00550.3450.30.30.345