P-5

Ancillary Services Prices, Day Ahead Market

10/14/2006

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)
00:000.250.250.25430.250.250.2543
01:000.840.840.25430.250.250.2543
02:000.840.840.25430.250.250.2543
03:000.840.840.25430.250.250.2543
04:000.840.840.25430.250.250.2543
05:000.840.840.25430.250.250.2543
06:000.250.250.2543.310.250.250.2543.31
07:002.642.640.560.172.642.640.560.17
08:0073.490.557.573.490.557.5
09:0073.490.56573.490.565
10:0072.640.56572.640.565
11:0072.640.54372.640.543
12:0072.640.54372.640.543
13:0072.640.54372.640.543
14:0072.640.54372.640.543
15:0072.640.54372.640.543
16:0072.540.565.0672.540.565.06
17:0072.540.56572.540.565
18:007.252.540.75657.252.540.7565
19:009.052.550.98657.480.980.9865
20:0072.540.56572.540.565
21:0072.640.56572.640.565
22:000.50.50.5550.50.50.555
23:000.250.250.25430.250.250.2543