P-5

Ancillary Services Prices, Day Ahead Market

03/30/2005

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)
00:000.910.840.18200.250.180.1820
01:000.20.20.2200.20.20.220
02:000.20.20.2200.20.20.220
03:000.20.20.220.470.20.20.220.47
04:000.20.20.221.130.20.20.221.13
05:002.522.520.2552.070.250.250.2552.07
06:000.840.840.2562.310.250.250.2562.31
07:007.340.840.8461.47.340.840.8461.4
08:009.350.990.9966.919.350.990.9966.91
09:0010.720.840.844010.720.840.8440
10:0010.780.450.454010.780.450.4540
11:008.050.450.45408.050.450.4540
12:0070.450.451470.450.4514
13:0070.450.451470.450.4514
14:0070.450.451470.450.4514
15:0070.450.451470.450.4514
16:0070.380.3867.0270.380.3867.02
17:007.510.380.38507.510.380.3850
18:00130.450.4538130.450.4538
19:00130.450.4538130.450.4538
20:0011.190.990.993811.190.990.9938
21:007.490.990.99507.490.990.9950
22:007.340.840.561.8670.50.561.86
23:0032.520.25200.250.250.2520