P-5

Ancillary Service Prices, Day Ahead Market

08/02/2003

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)
00:001.251.251.25601.251.251.2560
01:001.251.251.25551.251.251.2555
02:000.950.950.95410.950.950.9541
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
07:000.80.80.8500.80.80.850
08:000.80.80.8500.80.80.850
09:0020.80.85020.80.850
10:002.50.80.8502.50.80.850
11:002.50.80.8102.50.80.810
12:002.50.750.75102.50.750.7510
13:002.50.750.75102.50.750.7510
14:002.50.750.75102.50.750.7510
15:002.50.750.75102.50.750.7510
16:002.50.750.75102.50.750.7510
17:002.50.750.75502.50.750.7550
18:002.50.750.75502.50.750.7550
19:002.50.750.75502.50.750.7550
20:002.50.750.75502.50.750.7550
21:0030.750.755030.750.7550
22:002.50.80.8502.50.80.850
23:001.251.251.25411.251.251.2541