P-5

Ancillary Service Prices, Day Ahead Market

02/12/2003

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)
00:002.51.451.45402.51.451.4540
01:001.751.751.42451.751.751.4245
02:001.651.651.42131.651.651.4213
03:001.651.651.42131.651.651.4213
04:001.651.651.46131.651.651.4613
05:002.52.441.55301.751.551.5530
06:0081.551.553081.551.5530
07:004.251.551.5584.251.551.558
08:0031.41.41831.41.418
09:0031.271.271831.271.2718
10:004.251.251.2584.251.251.258
11:0031.251.25831.251.258
12:0031.21.2831.21.28
13:0031.251.25831.251.258
14:0031.251.25831.251.258
15:0031.261.26831.261.268
16:0031.21.21831.21.218
17:0081.271.27881.271.278
18:0081.271.271881.271.2718
19:0081.281.28881.281.288
20:0031.261.26831.261.268
21:0031.251.254031.251.2540
22:0031.271.274031.271.2740
23:0031.281.284031.281.2840