P-5

Ancillary Services Prices, Day Ahead Market

02/05/2008

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)
00:000.30.30.3167.160.30.30.3167.16
01:000.30.30.3167.250.30.30.3167.25
02:000.20.20.2167.940.20.20.2167.94
03:000.20.20.2167.990.20.20.2167.99
04:000.20.20.2167.770.20.20.2167.77
05:000.840.840.84100.590.840.840.84100.59
06:0040332504033250
07:0070.50.56570.50.565
08:0070.50.57570.50.575
09:009.583.082.16558.662.162.1655
10:009.553.052.16558.662.162.1655
11:009.553.050.54570.50.545
12:0025.463.450.54570.50.545
13:0026.473.450.54570.50.545
14:0026.723.450.54570.50.545
15:0024.653.450.54570.50.545
16:0028.083.082.16858.662.162.1685
17:009.563.060.58570.50.585
18:009.563.060.58570.50.585
19:009.553.050.57570.50.575
20:0024.63.080.57570.50.575
21:0024.323.45348.169.53348.16
22:0070.50.54570.50.545
23:0036.713.093.09161.136.713.093.09161.1