P-5

Ancillary Service Prices, Day Ahead Market

02/02/2004

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)
00:000.20.20.2750.20.20.275
01:000.170.170.17750.170.170.1775
02:000.170.170.17200.170.170.1720
03:000.170.170.17200.170.170.1720
04:000.170.170.17200.170.170.1720
05:000.250.250.25200.250.250.2520
06:00121.261.2620121.261.2620
07:00120.20.275120.20.275
08:00120.20.275120.20.275
09:00120.20.275120.20.275
10:00120.20.211120.20.211
11:00120.20.211120.20.211
12:00120.20.211120.20.211
13:00120.20.211120.20.211
14:003.250.20.2113.250.20.211
15:00120.20.211120.20.211
16:00120.20.275120.20.275
17:00120.20.211120.20.211
18:00120.20.211120.20.211
19:00120.190.1975120.190.1975
20:00120.160.1675120.160.1675
21:00120.190.1975120.190.1975
22:003.250.20.2753.250.20.275
23:003.250.20.2203.250.20.220