P-5

Ancillary Services Prices, Day Ahead Market

06/10/2008

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)
00:002.592.590450.250.25045
01:000.570.570450.250.25045
02:000.20.20450.20.2045
03:000.20.20450.20.2045
04:000.20.20450.20.2045
05:000.570.570450.250.25045
06:002.542.540500.250.25050
07:003.893.890603.893.89060
08:004.24.20.5904.24.20.590
09:0074.990.57574.990.575
10:0074.990.57574.990.575
11:0016.5103.793.210.23.73.793.2
12:0013.2110493.510.57.29493.5
13:0016.5104.0193.5110.514.014.0193.51
14:0016.510493.510.54493.5
15:0016.510493.510.54493.5
16:0016.510412510.544125
17:0010.5104116.7810.5104116.78
18:0041.5100.510070.50.5100
19:0028.45100.59070.50.590
20:008.028.020.590770.590
21:0074.80.59074.80.590
22:0074.80.55074.80.550
23:002.692.690.1350.250.250.135