P-5

Ancillary Service Prices, Day Ahead Market

02/10/2003

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)
00:001.281.281.28451.281.281.2845
01:001.41.41.4451.41.41.445
02:001.41.41.4131.41.41.413
03:001.41.41.4131.41.41.413
04:001.41.41.4131.41.41.413
05:001.41.41.4131.41.41.413
06:0082.491.42132.051.421.4213
07:0031.41.41131.41.411
08:0031.41.41031.41.410
09:0031.41.41031.41.410
10:0031.271.27831.271.278
11:0031.271.27831.271.278
12:0031.271.27831.271.278
13:0031.41.4831.41.48
14:0031.41.4831.41.48
15:0031.41.4831.41.48
16:0031.281.282031.281.2820
17:004.251.271.27114.251.271.2711
18:004.251.271.27114.251.271.2711
19:0031.41.41131.41.411
20:002.991.271.27102.991.271.2710
21:0031.271.274531.271.2745
22:0031.41.49531.41.495
23:002.251.421.42652.051.421.4265