P-5

Ancillary Service Prices, Day Ahead Market

05/25/2003

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)
00:001.51.51.4601.51.51.460
01:001.551.551.416.81.551.551.416.8
02:001.551.551.416.81.551.551.416.8
03:001.551.551.416.81.551.551.416.8
04:001.551.551.416.81.551.551.416.8
05:001.551.551.416.81.551.551.416.8
06:001.51.51.416.81.51.51.416.8
07:002.81.41.49.82.81.41.49.8
08:002.81.41.49.82.81.41.49.8
09:0051.41.49.851.41.49.8
10:0051.31.39.851.31.39.8
11:005.51.31.3605.51.31.360
12:0051.31.36051.31.360
13:0051.31.36051.31.360
14:0051.31.36051.31.360
15:0051.31.36051.31.360
16:0051.261.266051.261.2660
17:0051.261.266051.261.2660
18:0051.271.276051.271.2760
19:0051.31.36051.31.360
20:005.51.31.3605.51.31.360
21:0051.31.36051.31.360
22:0051.31.36051.31.360
23:00451.551.5544451.551.5544