P-5

Ancillary Services Prices, Day Ahead Market

06/03/2008

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)
00:000.390.390.25450.250.250.2545
01:000.250.250.25450.250.250.2545
02:000.250.250.25450.250.250.2545
03:000.20.20.2450.20.20.245
04:000.20.20.2450.20.20.245
05:000.250.250.25450.250.250.2545
06:000.410.410.2594.730.250.250.2594.73
07:0010.493.990.584.7170.50.584.71
08:009.993.490.57070.50.570
09:0073.390.57073.390.570
10:0073.380.56073.380.560
11:0073.380.56073.380.560
12:0073.340.56073.340.560
13:009.853.350.56070.50.560
14:009.883.380.56070.50.560
15:009.893.390.56070.50.560
16:009.843.340.56070.50.560
17:009.843.340.56070.50.560
18:0073.320.56073.320.560
19:0073.340.56073.340.560
20:007.563.340.56072.780.560
21:0010.654.150.56070.50.560
22:0010.624.120.55070.50.550
23:000.390.390.25450.250.250.2545