P-5

Ancillary Services Prices, Day Ahead Market

08/23/2010

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)
00:000.340.10.01300.250.010.0130
01:000.340.10.0116.540.250.010.0116.54
02:000.340.10.0121.360.250.010.0121.36
03:000.340.10.0121.860.250.010.0121.86
04:000.340.10.01300.250.010.0130
05:000.340.10.01300.250.010.0130
06:000.340.10.01300.250.010.0130
07:0070.460.154570.460.1545
08:0070.460.154570.460.1545
09:007.290.480.193270.190.1932
10:0010.653.330.193270.190.1932
11:0092.190.193270.190.1932
12:0092.190.193270.190.1932
13:00103.190.1935.3970.190.1935.39
14:00103.190.1944.4770.190.1944.47
15:0011.423.330.1944.9570.190.1944.95
16:0010.143.330.1947.2270.190.1947.22
17:0092.190.1939.2870.190.1939.28
18:007.280.470.193270.190.1932
19:007.290.480.193270.190.1932
20:007.30.470.173270.170.1732
21:007.330.470.143270.140.1432
22:0070.460.144570.460.1445
23:000.250.030.01300.250.030.0130