P-5

Ancillary Service Prices, Day Ahead Market

10/28/2002

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)
00:001.41.41.4251.41.41.425
01:001.41.41.4251.41.41.425
02:001.41.41.4251.41.41.425
03:001.41.41.4121.41.41.412
04:001.41.41.4121.41.41.412
05:001.41.41.4121.41.41.412
06:001.751.41.4201.751.41.420
07:001.751.41.4201.751.41.420
08:001.751.261.26201.751.261.2620
09:001.751.271.27201.751.271.2720
10:001.751.21.2201.751.21.220
11:004.251.251.257.54.251.251.257.5
12:004.251.21.27.54.251.21.27.5
13:004.251.21.27.54.251.21.27.5
14:004.251.261.267.54.251.261.267.5
15:004.251.271.277.54.251.271.277.5
16:004.250.70.77.54.250.70.77.5
17:005.50.70.7165.50.70.716
18:005.50.70.7165.50.70.716
19:002.51.281.28162.51.281.2816
20:002.51.21.2152.51.21.215
21:002.51.11.1152.51.11.115
22:001.751.251.25251.751.251.2525
23:001.751.271.27191.751.271.2719