P-5

Ancillary Services Prices, Day Ahead Market

03/30/2006

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)
00:002.492.490.25430.250.250.2543
01:002.642.640.25430.250.250.2543
02:002.642.640.25430.250.250.2543
03:002.642.640.25430.250.250.2543
04:002.642.640.25430.250.250.2543
05:004.22.691.091004.22.691.09100
06:002.162.160.25111.40.250.250.25111.4
07:009.910.250.25101.389.910.250.25101.38
08:0014.30.250.258014.30.250.2580
09:0016.812.991.098014.911.091.0980
10:0016.882.691.098015.281.091.0980
11:0015.42.991.0949.4713.471.091.0949.47
12:0016.242.991.0543.557.551.051.0543.55
13:0013.732.990.8443.347.340.840.8443.34
14:0013.312.990.8443.347.340.840.8443.34
15:009.492.990.8443.347.340.840.8443.34
16:009.492.990.8499.457.340.840.8499.45
17:009.492.990.84997.340.840.8499
18:0018.432.541.098016.981.091.0980
19:0019.042.541.097417.591.091.0974
20:0013.822.541.098012.371.091.0980
21:007.521.020.841007.340.840.84100
22:0070.250.2596.770.250.2596.7
23:000.250.250.25740.250.250.2574