P-5

Ancillary Service Prices, Day Ahead Market

12/06/2003

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)
00:000.50.50.5200.50.50.520
01:000.450.450.45200.450.450.4520
02:000.450.450.45200.450.450.4520
03:000.450.450.45200.450.450.4520
04:000.450.450.45200.450.450.4520
05:000.50.50.5200.50.50.520
06:003.251.251.25203.251.251.2520
07:003.250.480.48173.250.480.4817
08:003.250.450.45173.250.450.4517
09:00100.430.4317100.430.4317
10:00100.410.4111100.410.4111
11:00100.410.4111100.410.4111
12:003.250.40.4113.250.40.411
13:003.250.40.4113.250.40.411
14:003.250.40.4113.250.40.411
15:003.250.20.2113.250.20.211
16:003.250.20.2173.250.20.217
17:001.750.470.47171.750.470.4717
18:001.750.470.47111.750.470.4711
19:003.250.470.47113.250.470.4711
20:003.250.40.4203.250.40.420
21:003.250.410.41203.250.410.4120
22:003.250.410.41203.250.410.4120
23:003.250.50.5203.250.50.520