P-5

Ancillary Services Prices, Day Ahead Market

03/23/2010

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)
00:000.710.710.11280.250.250.1128
01:000.710.710.11280.250.250.1128
02:000.710.710.11280.250.250.1128
03:000.710.710.11280.250.250.1128
04:000.710.710.11280.250.250.1128
05:000.70.70.1128.780.250.250.1128.78
06:002.112.110.11280.250.250.1128
07:006.343.340.25326.343.340.2532
08:006.953.340.25326.953.340.2532
09:0073.340.253273.340.2532
10:0073.340.253273.340.2532
11:0073.340.253273.340.2532
12:0073.340.2531.4673.340.2531.46
13:0073.340.253273.340.2532
14:0073.350.253273.350.2532
15:0073.350.253273.350.2532
16:0073.340.253273.340.2532
17:0073.330.253273.330.2532
18:0073.330.253273.330.2532
19:007.893.330.263272.440.2632
20:006.953.330.25326.953.330.2532
21:003.323.320.25323.323.320.2532
22:004.773.330.25324.773.330.2532
23:000.70.70.11280.250.250.1128