P-5

Ancillary Service Prices, Day Ahead Market

05/18/2003

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)
00:001.51.51.5991.51.51.599
01:001.551.551.5516.81.551.551.5516.8
02:001.551.551.5516.81.551.551.5516.8
03:001.551.551.5516.81.551.551.5516.8
04:001.551.551.5516.81.551.551.5516.8
05:001.551.551.5516.81.551.551.5516.8
06:001.551.551.5516.81.551.551.5516.8
07:002.81.351.359.82.81.351.359.8
08:002.81.351.359.82.81.351.359.8
09:002.81.351.359.82.81.351.359.8
10:002.81.351.359.82.81.351.359.8
11:002.81.351.35642.81.351.3564
12:002.81.351.35642.81.351.3564
13:002.81.351.35642.81.351.3564
14:002.81.351.35642.81.351.3564
15:002.81.351.35642.81.351.3564
16:002.81.351.35642.81.351.3564
17:002.81.351.35642.81.351.3564
18:002.81.351.35642.81.351.3564
19:002.81.41.4642.81.41.464
20:00101.41.464101.41.464
21:00451.41.499451.41.499
22:00451.351.3599451.351.3599
23:00452.392.3999452.392.3999