P-5

Ancillary Services Prices, Day Ahead Market

02/22/2008

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)
00:000.840.840.3138.390.30.30.3138.39
01:000.840.840.3145.030.30.30.3145.03
02:000.840.840.5145.50.50.50.5145.5
03:000.840.840.3145.10.30.30.3145.1
04:000.840.840.3145.020.30.30.3145.02
05:003.993.993137.083.993.993137.08
06:004053.522504053.52250
07:0011.55372.59.53372.5
08:0011.553809.53380
09:0030.465347.59.53347.5
10:0014.853559.53355
11:0036.55347.59.53347.5
12:0036.55347.59.53347.5
13:0036.55347.59.53347.5
14:0036.55347.59.53347.5
15:0036.55347.59.53347.5
16:0036.553809.53380
17:0036.550.58070.50.580
18:0025.6350.58070.50.580
19:0030.2550.54570.50.545
20:0040.0250.545.5210.520.50.545.52
21:0042.1253.558015.673.553.5580
22:0021.935347.59.53347.5
23:0019.414.594103.5318.8244103.53