P-5

Ancillary Services Prices, Day Ahead Market

05/24/2005

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)
00:000.840.840.18200.250.250.1820
01:000.840.840.18200.250.250.1820
02:000.20.20.18200.20.20.1820
03:000.20.20.18200.20.20.1820
04:000.840.840.18200.250.250.1820
05:000.840.840.18200.250.250.1820
06:000.840.840.25106.410.250.250.25106.41
07:0070.250.2599.3670.250.2599.36
08:0070.250.25101.3470.250.25101.34
09:0070.250.251470.250.2514
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
17:0070.250.251470.250.2514
18:0070.250.251470.250.2514
19:0070.250.251470.250.2514
20:0070.250.2517.3270.250.2517.32
21:0070.250.251470.250.2514
22:0070.250.251470.250.2514
23:0032.540.25200.250.250.2520