P-5

Ancillary Service Prices, Day Ahead Market

10/20/2002

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)
00:001.751.281.28521.751.281.2852
01:001.41.281.28351.41.281.2835
02:001.41.281.28351.41.281.2835
03:001.41.271.27121.41.271.2712
04:001.41.271.27121.41.271.2712
05:001.41.271.27121.41.271.2712
06:001.41.281.28121.41.281.2812
07:001.751.261.267.51.751.261.267.5
08:001.751.251.257.51.751.251.257.5
09:001.991.251.257.51.991.251.257.5
10:001.750.70.77.51.750.70.77.5
11:001.990.840.84521.990.840.8452
12:001.990.840.84521.990.840.8452
13:001.990.840.84521.990.840.8452
14:001.990.840.84521.990.840.8452
15:001.990.70.7521.990.70.752
16:001.990.680.68521.990.680.6852
17:001.990.670.67161.990.670.6716
18:004.50.680.68164.50.680.6816
19:001.991.151.15161.991.151.1516
20:001.991.11.1191.991.11.119
21:001.991.151.15521.991.151.1552
22:001.751.251.25521.751.251.2552
23:001.751.271.27521.751.271.2752