P-5

Ancillary Service Prices, Day Ahead Market

05/17/2003

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)
00:001.51.51.45951.51.51.4595
01:001.51.51.45951.51.51.4595
02:001.51.51.45951.51.51.4595
03:001.51.51.4516.81.51.51.4516.8
04:001.51.51.4516.81.51.51.4516.8
05:002.432.431.4516.81.851.851.4516.8
06:001.851.851.45441.851.851.4544
07:002.81.351.35952.81.351.3595
08:002.81.351.35952.81.351.3595
09:002.81.351.35952.81.351.3595
10:002.81.351.35952.81.351.3595
11:002.81.351.359.82.81.351.359.8
12:002.81.351.359.82.81.351.359.8
13:002.81.351.359.82.81.351.359.8
14:002.81.351.359.82.81.351.359.8
15:002.81.351.359.82.81.351.359.8
16:002.81.351.359.82.81.351.359.8
17:002.81.351.35952.81.351.3595
18:00101.351.3595101.351.3595
19:00101.41.495101.41.495
20:00101.41.495101.41.495
21:00101.41.495101.41.495
22:002.81.351.35952.81.351.3595
23:002.82.42.4952.82.42.495