P-5

Ancillary Services Prices, Day Ahead Market

11/19/2009

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)
00:000.840.840.2280.250.250.228
01:002.542.540.2280.250.250.228
02:002.542.540.2280.250.250.228
03:002.542.540.2280.250.250.228
04:002.542.540.2280.250.250.228
05:002.542.540.2280.250.250.228
06:003.423.370.239.360.250.20.239.36
07:003.353.350.537.53.353.350.537.5
08:0053.340.54553.340.545
09:0053.340.53053.340.530
10:0053.320.53053.320.530
11:0053.320.52853.320.528
12:0053.320.52853.320.528
13:0053.320.52853.320.528
14:0053.320.52853.320.528
15:0053.320.52853.320.528
16:0063.320.53063.320.530
17:0072.360.532.0172.360.532.01
18:0063.320.53063.320.530
19:0063.320.52863.320.528
20:0053.320.53053.320.530
21:0073.320.54573.320.545
22:0073.340.54473.340.544
23:000.840.840.2280.250.250.228