P-5

Ancillary Services Prices, Day Ahead Market

05/01/2005

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)
00:000.890.840.2200.250.20.220
01:000.250.20.2200.250.20.220
02:000.20.20.2200.20.20.220
03:000.20.20.2200.20.20.220
04:000.250.20.2200.250.20.220
05:000.250.20.2200.250.20.220
06:0021.950.2200.250.20.220
07:0070.250.251470.250.2514
08:0070.250.251470.250.2514
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
16:007.080.250.171470.170.1714
17:007.080.250.1725.7670.170.1725.76
18:007.070.250.182570.180.1825
19:0080.250.252570.250.2525
20:007.910.20.223.0870.20.223.08
21:0070.20.22570.20.225
22:0070.250.251470.250.2514
23:001.881.830.2200.250.20.220