P-5

Ancillary Services Prices, Day Ahead Market

07/14/2010

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)
00:000.250.180.02280.250.180.0228
01:000.250.180.0218.270.250.180.0218.27
02:000.170.170.0216.890.170.170.0216.89
03:000.170.170.0217.730.170.170.0217.73
04:000.170.170.02280.170.170.0228
05:000.170.170.02280.170.170.0228
06:000.170.170.02280.170.170.0228
07:004.81.50.1454.81.50.145
08:0051.50.384551.50.3845
09:0071.50.437.0171.50.437.01
10:002.21.50.89302.21.50.8930
11:007.411.50.9137.377.411.50.9137.37
12:007.411.50.9143.177.411.50.9143.17
13:007.774.790.9141.917.774.790.9141.91
14:009.999.990.9147.999.999.990.9147.99
15:00109.990.9148109.990.9148
16:0012.269.990.9151.1412.269.990.9151.14
17:006.956.950.5456.956.950.545
18:00770.533.38770.533.38
19:001.551.550.531.641.551.550.531.64
20:001.471.470.5301.471.470.530
21:001.441.440.438.081.441.440.438.08
22:000.940.940.4450.940.940.445
23:000.110.110.02280.110.110.0228