P-5

Ancillary Service Prices, Day Ahead Market

10/24/2002

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)
00:001.751.551.55351.751.551.5535
01:001.751.641.64401.751.641.6440
02:001.41.41.4431.41.41.443
03:001.41.41.4121.41.41.412
04:001.751.41.4121.751.41.412
05:001.751.551.55121.751.551.5512
06:001.751.421.42201.751.421.4220
07:001.751.41.4201.751.41.420
08:001.751.41.47.51.751.41.47.5
09:001.991.451.457.51.991.451.457.5
10:0021.271.277.521.271.277.5
11:004.251.351.357.54.251.351.357.5
12:004.251.351.357.54.251.351.357.5
13:004.251.351.357.54.251.351.357.5
14:004.251.351.357.54.251.351.357.5
15:004.251.351.357.54.251.351.357.5
16:004.251.71.47.521.41.47.5
17:0021.71.41521.41.415
18:004.51.71.42151.991.421.4215
19:002.51.41.4152.51.41.415
20:002.51.21.27.52.51.21.27.5
21:001.991.41.4151.991.41.415
22:001.751.451.45531.751.451.4553
23:001.751.481.48431.751.481.4843