P-5

Ancillary Services Prices, Day Ahead Market

04/28/2011

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)
00:003.633.390.0160.250.010.016
01:003.623.380.0160.250.010.016
02:003.623.380.016.90.250.010.016.9
03:003.623.380.016.890.250.010.016.89
04:003.623.380.018.920.250.010.018.92
05:003.623.380.0110.460.250.010.0110.46
06:003.633.390.0160.250.010.016
07:0010.363.390.03670.030.036
08:0010.363.390.031370.030.0313
09:0010.963.990.031370.030.0313
10:0010.963.990.031370.030.0313
11:0010.963.990.031370.030.0313
12:0014.113.990.031370.030.0313
13:0020.183.990.031370.030.0313
14:0025.343.990.031370.030.0313
15:0022.693.990.031370.030.0313
16:0014.323.990.031370.030.0313
17:0012.343.990.031370.030.0313
18:0010.443.470.031370.030.0313
19:0010.433.460.0316.6670.030.0316.66
20:0010.963.990.0313.1370.030.0313.13
21:0010.053.360.036.586.720.030.036.58
22:0093.360.0365.670.030.036
23:003.633.390.0160.250.010.016