P-5

Ancillary Service Prices, Day Ahead Market

02/06/2003

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)
00:001.271.271.27401.271.271.2740
01:001.281.281.28451.281.281.2845
02:001.271.271.27131.271.271.2713
03:001.271.271.27131.271.271.2713
04:001.271.271.27131.271.271.2713
05:001.41.41.4301.41.41.430
06:002.51.41.4302.51.41.430
07:004.251.281.28304.251.281.2830
08:0031.261.261831.261.2618
09:0031.261.261831.261.2618
10:004.251.251.2584.251.251.258
11:0031.21.2831.21.28
12:0031.21.2831.21.28
13:0031.251.25831.251.258
14:0031.261.26831.261.268
15:0031.251.25831.251.258
16:0030.990.99830.990.998
17:004.251.41.4184.251.41.418
18:004.251.41.4184.251.41.418
19:004.251.281.2884.251.281.288
20:004.251.251.25184.251.251.2518
21:002.51.261.26402.51.261.2640
22:002.51.41.4402.51.41.440
23:002.51.41.4402.051.41.440