P-5

Ancillary Services Prices, Day Ahead Market

04/07/2008

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)
00:002.840.840.3450.30.30.345
01:001.811.810.3450.30.30.345
02:000.250.250.25450.250.250.2545
03:000.250.250.25450.250.250.2545
04:000.250.250.25450.250.250.2545
05:002.542.540.3450.30.30.345
06:0027.542.540.3670.30.30.367
07:009.192.692.6983.59.192.692.6983.5
08:0010.023.523.5283.510.023.523.5283.5
09:0010.23.73.753.210.23.73.753.2
10:0010.23.73.753.210.23.73.753.2
11:0010.13.63.653.110.13.63.653.1
12:009.713.212.2851.788.782.282.2851.78
13:00103.210.55070.50.550
14:009.623.120.55070.50.550
15:00103.210.55070.50.550
16:0034.713.213.2152.719.713.213.2152.71
17:00103.123.1252.629.623.123.1252.62
18:00103.123.1252.629.623.123.1252.62
19:0015.423.523.5253.0210.023.523.5253.02
20:0017.414453.510.54453.5
21:0010.043.543.5453.0410.043.543.5453.04
22:0022.650.50.55070.50.550
23:00100.30.3450.30.30.345