P-5

Ancillary Services Prices, Day Ahead Market

03/14/2005

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)
00:000.250.20.1200.250.20.120
01:000.250.250.1200.250.250.120
02:000.250.250.1200.250.250.120
03:000.250.250.1200.250.250.120
04:000.250.250.1200.250.250.120
05:000.980.840.16400.30.160.1640
06:001.511.220.01400.30.010.0140
07:005.90.150.15405.90.150.1540
08:00100.150.1540100.150.1540
09:00100.20.240100.20.240
10:00100.190.1940100.190.1940
11:00100.20.224100.20.224
12:0070.190.191430.190.1914
13:0070.190.191430.190.1914
14:0050.170.171430.170.1714
15:0050.170.171430.170.1714
16:008.820.150.15388.820.150.1538
17:00130.160.1638130.160.1638
18:0016.410.180.184016.410.180.1840
19:00130.150.1538130.150.1538
20:00130.150.1538130.150.1538
21:0070.150.1537.270.150.1537.2
22:003.050.150.14030.10.140
23:000.490.20.01200.30.010.0120