P-5

Ancillary Services Prices, Day Ahead Market

05/21/2011

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)
00:003.653.410.0160.250.010.016
01:003.653.410.018.360.250.010.018.36
02:003.653.410.018.670.250.010.018.67
03:003.653.410.0190.250.010.019
04:003.653.410.0117.710.250.010.0117.71
05:003.653.410.0117.770.250.010.0117.77
06:003.653.410.0116.960.250.010.0116.96
07:005.343.350.01620.010.016
08:002.330.940.0112.251.40.010.0112.25
09:002.330.940.0112.251.40.010.0112.25
10:003.091.10.0112.2520.010.0112.25
11:004.482.490.0112.2520.010.0112.25
12:004.482.490.0112.2520.010.0112.25
13:003.631.640.0112.2520.010.0112.25
14:0053.010.0112.2520.010.0112.25
15:004.392.40.0112.2520.010.0112.25
16:0042.010.0112.2520.010.0112.25
17:004.482.490.0112.2520.010.0112.25
18:005.333.340.0112.2520.010.0112.25
19:005.762.490.0112.253.280.010.0112.25
20:0010.443.450.0112.2570.010.0112.25
21:007.073.340.016.213.740.010.016.21
22:005.333.340.01620.010.016
23:003.583.340.016.70.250.010.016.7