P-5

Ancillary Services Prices, Day Ahead Market

05/16/2005

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)
00:000.20.20.2200.20.20.220
01:000.20.20.2200.20.20.220
02:000.20.20.2200.20.20.220
03:000.20.20.2200.20.20.220
04:000.20.20.2200.20.20.220
05:00220.25200.250.250.2520
06:0021.90.15750.250.150.1575
07:0070.250.2581.0970.250.2581.09
08:0070.250.2589.0570.250.2589.05
09:0070.250.252070.250.2520
10:0070.250.251470.250.2514
11:0070.250.251470.250.2514
12:0070.250.251470.250.2514
13:0070.250.251470.250.2514
14:0070.250.251470.250.2514
15:0070.250.251470.250.2514
16:0070.250.251470.250.2514
17:007.20.250.051470.050.0514
18:0070.250.252070.250.2520
19:007.230.250.022070.020.0220
20:0070.250.252070.250.2520
21:0070.250.2514.9970.250.2514.99
22:0070.250.251470.250.2514
23:00110.25200.250.250.2520