P-5

Ancillary Services Prices, Day Ahead Market

11/12/2009

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)
00:000.250.250.16280.250.250.1628
01:000.250.250.16280.250.250.1628
02:000.250.250.16280.250.250.1628
03:000.250.250.16280.250.250.1628
04:000.250.250.19280.250.250.1928
05:003.363.360.19280.250.250.1928
06:003.353.350.2534.90.250.250.2534.9
07:003.343.340.536.53.343.340.536.5
08:0010.183.340.1646.7770.160.1646.77
09:009.63.320.5446.780.50.544
10:0052.690.52852.690.528
11:0053.090.52853.090.528
12:0053.090.52853.090.528
13:0053.090.52853.090.528
14:0053.090.52853.090.528
15:0053.090.52853.090.528
16:0073.090.530.6973.090.530.69
17:008.23.091.731.258.23.091.731.25
18:009.823.320.535.2570.50.535.25
19:0072.750.54472.750.544
20:0072.750.54472.750.544
21:0053.090.54453.090.544
22:0073.330.444473.330.4444
23:003.093.090.16280.250.250.1628