P-5

Ancillary Service Prices, Day Ahead Market

08/03/2003

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)
00:001.020.90.9601.020.90.960
01:001.021.021.02181.021.021.0218
02:000.950.950.95180.950.950.9518
03:000.950.950.95180.950.950.9518
04:000.950.950.95180.950.950.9518
05:000.950.950.95180.950.950.9518
06:001.021.021.02181.021.021.0218
07:000.750.750.75100.750.750.7510
08:000.750.750.75100.750.750.7510
09:0020.750.751020.750.7510
10:002.50.750.75102.50.750.7510
11:002.50.750.75502.50.750.7550
12:002.50.680.68502.50.680.6850
13:002.50.750.75502.50.750.7550
14:002.50.680.68502.50.680.6850
15:0030.680.685030.680.6850
16:0030.680.685030.680.6850
17:0030.680.685030.680.6850
18:0030.680.685030.680.6850
19:002.50.750.75502.50.750.7550
20:0030.680.685030.680.6850
21:003.250.680.68503.250.680.6850
22:003.250.750.75503.250.750.7550
23:001.261.261.26411.261.261.2641