P-5

Ancillary Services Prices, Day Ahead Market

03/23/2007

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)
00:000.250.250.25450.250.250.2545
01:000.20.20.2450.20.20.245
02:000.20.20.2450.20.20.245
03:000.20.20.2450.20.20.245
04:000.20.20.2450.20.20.245
05:000.250.250.25450.250.250.2545
06:000.840.840.3450.30.30.345
07:0010.413.910.56570.50.565
08:0012.243.73.760.2412.243.73.760.24
09:0011.943.893.659.6511.653.63.659.65
10:0012.433.543.5460.4312.433.543.5460.43
11:0015.923.093.0957.599.593.093.0957.59
12:0014.473.09256.58.52256.5
13:00103.09256.58.52256.5
14:0010.373.091.1555.657.651.151.1555.65
15:009.553.051.1655.667.661.161.1655.66
16:0010.173.041.08957.581.081.0895
17:0010.083.042958.52295
18:0010.183.053.0566.2510.183.053.0566.25
19:0015.343.053.0563.3415.343.053.0563.34
20:0011.913.73.759.9111.913.73.759.91
21:009.553.050.5460.047.040.540.5460.04
22:0070.840.55570.840.555
23:000.30.30.3550.30.30.355