P-5

Ancillary Service Prices, Day Ahead Market

05/30/2003

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)
00:001.61.61.6601.61.61.660
01:001.61.61.6601.61.61.660
02:001.61.61.6601.61.61.660
03:001.61.61.616.81.61.61.616.8
04:001.61.61.616.81.61.61.616.8
05:001.61.61.616.81.61.61.616.8
06:00452.512.5160452.512.5160
07:005.51.351.35605.51.351.3560
08:005.51.351.35605.51.351.3560
09:005.51.351.359.85.51.351.359.8
10:005.51.351.359.85.51.351.359.8
11:005.51.351.359.85.51.351.359.8
12:005.51.351.359.85.51.351.359.8
13:005.51.31.39.85.51.31.39.8
14:005.51.31.39.85.51.31.39.8
15:005.51.351.359.85.51.351.359.8
16:005.51.351.359.85.51.351.359.8
17:005.51.351.359.85.51.351.359.8
18:005.51.31.3435.51.31.343
19:005.51.31.39.85.51.31.39.8
20:005.51.351.359.85.51.351.359.8
21:005.51.351.35605.51.351.3560
22:00451.351.3560451.351.3560
23:00452.52.560452.52.560