P-5

Ancillary Service Prices, Day Ahead Market

08/24/2003

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)
00:0032.521.42251.991.421.4225
01:000.750.750.75190.750.750.7519
02:000.750.750.75190.750.750.7519
03:000.750.750.75190.750.750.7519
04:000.750.750.75190.750.750.7519
05:000.750.750.75190.750.750.7519
06:002.522.521.4191.41.41.419
07:002.20.670.67102.20.670.6710
08:002.20.660.66102.20.660.6610
09:002.20.660.66102.20.660.6610
10:0030.630.631030.630.6310
11:003.250.620.62143.250.620.6214
12:003.250.60.6143.250.60.614
13:0030.60.61430.60.614
14:003.250.60.6143.250.60.614
15:003.250.60.6143.250.60.614
16:003.250.60.6143.250.60.614
17:003.250.60.6143.250.60.614
18:002.20.60.6142.20.60.614
19:002.20.60.6142.20.60.614
20:002.20.60.619.52.20.60.619.5
21:002.20.610.6119.52.20.610.6119.5
22:002.20.640.6419.52.20.640.6419.5
23:001.11.11.119.51.11.11.119.5