P-5

Ancillary Service Prices, Day Ahead Market

09/06/2004

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)
00:000.170.170.17200.170.170.1720
01:000.140.140.14200.140.140.1420
02:000.140.140.14200.140.140.1420
03:000.140.140.14200.140.140.1420
04:000.140.140.14200.140.140.1420
05:000.140.140.14400.140.140.1440
06:000.840.840.84400.840.840.8440
07:000.170.170.17400.170.170.1740
08:000.160.160.16400.160.160.1640
09:000.160.160.16400.160.160.1640
10:000.150.150.15400.150.150.1540
11:000.20.20.2140.20.20.214
12:000.20.20.2140.20.20.214
13:000.20.20.2140.20.20.214
14:000.20.20.2140.20.20.214
15:000.990.20.2140.990.20.214
16:000.190.190.19140.190.190.1914
17:000.190.190.19140.190.190.1914
18:000.190.190.19140.190.190.1914
19:000.150.150.15140.150.150.1514
20:000.150.150.15140.150.150.1514
21:000.160.160.16400.160.160.1640
22:000.990.160.16400.990.160.1640
23:000.840.840.84200.840.840.8420