P-5

Ancillary Services Prices, Day Ahead Market

03/25/2005

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)
00:000.250.20.2200.250.20.220
01:000.840.840.25200.250.250.2520
02:000.20.20.2200.20.20.220
03:000.20.20.2200.20.20.220
04:000.20.20.2200.20.20.220
05:000.840.840.2546.240.250.250.2546.24
06:000.250.250.2558.730.250.250.2558.73
07:0070.50.55070.50.550
08:0070.50.56070.50.560
09:008.140.450.454070.450.4540
10:008.590.450.454070.450.4540
11:008.250.450.451470.450.4514
12:0070.450.451470.450.4514
13:0070.450.451470.450.4514
14:0070.450.451470.450.4514
15:0070.450.451470.450.4514
16:0070.390.3963.9970.390.3963.99
17:0070.380.3872.5670.380.3872.56
18:0012.080.380.383812.080.380.3838
19:0014.830.990.993814.830.990.9938
20:00130.990.9938130.990.9938
21:009.430.840.8437.127.340.840.8437.12
22:0070.50.541.5870.50.541.58
23:0030.840.25200.250.250.2520