P-5

Ancillary Service Prices, Day Ahead Market

10/30/2002

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)
00:001.751.41.4251.751.41.425
01:001.751.751.4251.751.751.425
02:001.41.41.4351.41.41.435
03:001.41.41.4121.41.41.412
04:001.41.41.4121.41.41.412
05:001.751.751.4121.751.751.412
06:001.751.41.4201.751.41.420
07:001.751.41.4201.751.41.420
08:001.751.271.277.51.751.271.277.5
09:001.981.281.287.51.981.281.287.5
10:001.991.11.1201.991.11.120
11:003.751.11.17.53.751.11.17.5
12:003.991.21.27.53.991.21.27.5
13:003.991.21.27.53.991.21.27.5
14:003.751.31.37.53.751.31.37.5
15:003.751.31.37.53.751.31.37.5
16:003.991.71.47.51.751.41.47.5
17:005.51.71.42161.751.421.4216
18:005.51.71.4151.751.41.415
19:002.51.261.267.52.51.261.267.5
20:002.51.151.15152.51.151.1515
21:002.51.21.2152.51.21.215
22:001.751.251.25251.751.251.2525
23:001.751.271.27251.751.271.2725