P-5

Ancillary Service Prices, Day Ahead Market

01/29/2003

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)
00:001.221.221.22401.221.221.2240
01:001.221.221.22401.221.221.2240
02:001.221.221.22121.221.221.2212
03:001.221.221.22121.221.221.2212
04:001.221.221.22121.221.221.2212
05:001.221.221.22301.221.221.2230
06:002.51.271.27222.51.271.2722
07:002.51.261.26222.51.261.2622
08:003.751.251.25183.751.251.2518
09:003.751.261.26183.751.261.2618
10:003.750.990.997.53.750.990.997.5
11:003.750.990.997.53.750.990.997.5
12:003.750.990.997.53.750.990.997.5
13:003.751.21.27.53.751.21.27.5
14:003.751.21.27.53.751.21.27.5
15:003.751.21.27.53.751.21.27.5
16:003.750.680.687.53.750.680.687.5
17:004.251.450.55181.950.550.5518
18:004.251.450.55181.950.550.5518
19:003.751.451.27.51.951.21.27.5
20:003.751.251.157.51.951.151.157.5
21:002.51.21.2232.51.21.223
22:0031.251.254031.251.2540
23:0031.271.274031.271.2740