P-5

Ancillary Services Prices, Day Ahead Market

08/11/2010

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)
00:000.090.090300.090.09030
01:000.090.090200.090.09020
02:000.20.10200.20.1020
03:000.20.10200.20.1020
04:000.20.10300.20.1030
05:000.20.10300.20.1030
06:000.090.090300.090.09030
07:001.331.330451.331.33045
08:001.991.330.13451.991.330.1345
09:005.461.360.2631.615.461.360.2631.61
10:0071.360.2637.5471.360.2637.54
11:009.999.990.2645770.2645
12:00159.990.2644.0871.990.2644.08
13:0016.539.990.2649.7670.460.2649.76
14:0016.739.990.265070.260.2650
15:002013.260.265070.260.2650
16:0017.369.990.265070.260.2650
17:00159.990.265071.990.2650
18:00109.990.264576.990.2645
19:0015.289.990.2640.771.710.2640.7
20:009.689.680.2645770.2645
21:003.491.330.26323.491.330.2632
22:001.331.330.13451.331.330.1345
23:000.10.10.01300.10.10.0130