P-5

Ancillary Services Prices, Day Ahead Market

05/25/2005

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)
00:000.840.840.18200.250.250.1820
01:000.840.840.18200.250.250.1820
02:000.840.840.18200.250.250.1820
03:000.840.840.18200.250.250.1820
04:000.840.840.18200.250.250.1820
05:002.492.490.18200.250.250.1820
06:000.910.840.18106.990.250.180.18106.99
07:0070.250.2598.6270.250.2598.62
08:0070.20.2100.470.20.2100.4
09:0070.250.2515.3470.250.2515.34
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
16:0070.250.2514.6370.250.2514.63
17:0070.250.251470.250.2514
18:0070.250.251470.250.2514
19:0070.250.251470.250.2514
20:0070.20.225.3670.20.225.36
21:0070.250.2517.0870.250.2517.08
22:0070.20.218.6170.20.218.61
23:002.72.640.19200.250.190.1920