P-5

Ancillary Services Prices, Day Ahead Market

12/16/2005

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)
00:003.0530.2430.250.20.243
01:000.250.250.17430.250.250.1743
02:000.250.250.17430.250.250.1743
03:000.250.250.17430.250.250.1743
04:000.250.250.17430.250.250.1743
05:003.943.890.2550.250.20.255
06:003.943.890.2750.250.20.275
07:009.530.57570.50.575
08:0015.290.20.27515.290.20.275
09:0014.745.280.997510.450.990.9975
10:0012.714.990.99758.710.990.9975
11:0011.494.990.538.3770.50.538.37
12:0011.494.990.52870.50.528
13:0011.494.990.52870.50.528
14:0011.494.990.52870.50.528
15:0011.094.590.52870.50.528
16:0070.50.57570.50.575
17:00455.990.99111.51400.990.99111.51
18:0034.434.290.9989.8931.130.990.9989.89
19:0016.79.250.9982.358.440.990.9982.35
20:0070.250.257570.250.2575
21:0014.528.020.57570.50.575
22:009.192.690.555.6470.50.555.64
23:003.143.090.2430.250.20.243