P-5

Ancillary Service Prices, Day Ahead Market

05/28/2003

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
01:001.61.61.4601.61.61.460
02:001.61.61.4601.61.61.460
03:001.61.61.416.81.61.61.416.8
04:001.61.61.416.81.61.61.416.8
05:001.551.551.416.81.551.551.416.8
06:0052.451.46601.991.461.4660
07:0051.31.36051.31.360
08:0051.31.34351.31.343
09:0051.31.34351.31.343
10:002.81.41.49.82.81.41.49.8
11:002.81.41.49.82.81.41.49.8
12:002.81.41.49.82.81.41.49.8
13:002.81.351.359.82.81.351.359.8
14:002.81.41.49.82.81.41.49.8
15:002.81.41.49.82.81.41.49.8
16:002.81.351.359.82.81.351.359.8
17:002.81.351.359.82.81.351.359.8
18:002.81.351.359.82.81.351.359.8
19:002.81.31.39.82.81.31.39.8
20:0051.31.34351.31.343
21:005.51.31.3605.51.31.360
22:00451.351.3560451.351.3560
23:00451.551.4260451.421.4260