P-5

Ancillary Services Prices, Day Ahead Market

01/29/2006

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)
00:000.840.840.25430.250.250.2543
01:000.250.250.25430.250.250.2543
02:000.250.250.25430.250.250.2543
03:000.250.250.25430.250.250.2543
04:000.250.250.25430.250.250.2543
05:000.250.250.25430.250.250.2543
06:000.250.250.25430.250.250.2543
07:0034.993.490.52870.50.528
08:0032.060.250.192870.190.1928
09:0034.993.490.7528.257.250.750.7528.25
10:0034.530.7528.257.250.750.7528.25
11:0034.530.52870.50.528
12:0034.530.52870.50.528
13:0034.530.52870.50.528
14:0034.530.52870.50.528
15:0034.530.52870.50.528
16:0034.530.75907.250.750.7590
17:0022.762.690.9956.679.880.990.9956.67
18:0013.112.640.9936.9111.460.990.9936.91
19:007.91.40.9935.957.490.990.9935.95
20:0043.92100.99909.910.990.9990
21:0034.530.99114.017.490.990.99114.01
22:0032.060.250.199070.190.1990
23:0028.553.490.19430.250.190.1943