P-5

Ancillary Services Prices, Day Ahead Market

03/19/2010

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)
00:000.410.410.11280.250.250.1128
01:000.410.410.11280.250.250.1128
02:000.410.410.11280.250.250.1128
03:000.410.410.11280.250.250.1128
04:000.410.410.11280.250.250.1128
05:003.323.320.11280.250.250.1128
06:003.333.330.11280.250.250.1128
07:006.853.350.17326.853.350.1732
08:0073.350.183273.350.1832
09:0073.350.253273.350.2532
10:0010.13.360.263270.260.2632
11:007.683.350.263272.670.2632
12:0073.350.263273.350.2632
13:007.683.350.263272.670.2632
14:0073.350.263273.350.2632
15:0073.350.263273.350.2632
16:007.813.340.263272.530.2632
17:0010.093.340.253270.250.2532
18:009.353.340.253270.990.2532
19:0073.340.263273.340.2632
20:0073.340.263273.340.2632
21:0073.340.2635.7773.340.2635.77
22:0053.330.2640.1253.330.2640.12
23:003.323.320.11280.250.250.1128