P-5

Ancillary Service Prices, Day Ahead Market

01/15/2004

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)
00:002.51.11.1252.51.11.125
01:000.160.160.16250.160.160.1625
02:000.160.160.16200.160.160.1620
03:000.160.160.16200.160.160.1620
04:000.160.160.16200.160.160.1620
05:002.51.251.25252.51.251.2525
06:002.51.21.2252.51.21.225
07:002.50.20.2252.50.20.225
08:00100.20.226100.20.226
09:00100.350.3526100.350.3526
10:00440.370.3711440.370.3711
11:00440.20.211440.20.211
12:00440.20.211440.20.211
13:00100.190.1911100.190.1911
14:00100.180.1811100.180.1811
15:00100.180.1811100.180.1811
16:00100.20.226100.20.226
17:00101.251.2526101.251.2526
18:00101.191.1926101.191.1926
19:00101.11.126101.11.126
20:003.250.370.37263.250.370.3726
21:002.50.380.38252.50.380.3825
22:002.50.190.19252.50.190.1925
23:002.511262.51126